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Bom manual de uso
As regras impõem ao revendedor a obrigação de fornecer ao comprador o manual com o produto Panasonic CU-3KS19NBU. A falta de manual ou informações incorretas fornecidas ao consumidor são a base de uma queixa por não conformidade do produto com o contrato. De acordo com a lei, pode anexar o manual em uma outra forma de que em papel, o que é frequentemente utilizado, anexando uma forma gráfica ou manual electrónicoPanasonic CU-3KS19NBU vídeos instrutivos para os usuários. A condição é uma forma legível e compreensível.
O que é a instrução?
A palavra vem do latim "Instructio" ou instruir. Portanto, no manual Panasonic CU-3KS19NBU você pode encontrar uma descrição das fases do processo. O objetivo do manual é instruir, facilitar o arranque, a utilização do equipamento ou a execução de determinadas tarefas. O manual é uma coleção de informações sobre o objeto / serviço, um guia.
Infelizmente, pequenos usuários tomam o tempo para ler o manual Panasonic CU-3KS19NBU, e um bom manual não só permite conhecer uma série de funcionalidades adicionais do dispositivo, mas evita a formação da maioria das falhas.
Então, o que deve conter o manual perfeito?
Primeiro, o manual Panasonic CU-3KS19NBU deve conte:
- dados técnicos do dispositivo Panasonic CU-3KS19NBU
- nome do fabricante e ano de fabricação do dispositivo Panasonic CU-3KS19NBU
- instruções de utilização, regulação e manutenção do dispositivo Panasonic CU-3KS19NBU
- sinais de segurança e certificados que comprovam a conformidade com as normas pertinentes
Por que você não ler manuais?
Normalmente, isso é devido à falta de tempo e à certeza quanto à funcionalidade específica do dispositivo adquirido. Infelizmente, a mesma ligação e o arranque Panasonic CU-3KS19NBU não são suficientes. O manual contém uma série de orientações sobre funcionalidades específicas, a segurança, os métodos de manutenção (mesmo sobre produtos que devem ser usados), possíveis defeitos Panasonic CU-3KS19NBU e formas de resolver problemas comuns durante o uso. No final, no manual podemos encontrar as coordenadas do serviço Panasonic na ausência da eficácia das soluções propostas. Atualmente, muito apreciados são manuais na forma de animações interessantes e vídeos de instrução que de uma forma melhor do que o o folheto falam ao usuário. Este tipo de manual é a chance que o usuário percorrer todo o vídeo instrutivo, sem ignorar especificações e descrições técnicas complicadas Panasonic CU-3KS19NBU, como para a versão papel.
Por que ler manuais?
Primeiro de tudo, contem a resposta sobre a construção, as possibilidades do dispositivo Panasonic CU-3KS19NBU, uso dos acessórios individuais e uma gama de informações para desfrutar plenamente todos os recursos e facilidades.
Após a compra bem sucedida de um equipamento / dispositivo, é bom ter um momento para se familiarizar com cada parte do manual Panasonic CU-3KS19NBU. Atualmente, são cuidadosamente preparados e traduzidos para sejam não só compreensíveis para os usuários, mas para cumprir a sua função básica de informação
Índice do manual
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Página 1
IMPORTANT These air conditioners employ new refrigerant R410A. Pay special attention when servicing the unit. Wall mounted type CS-MKS7NKU CS-MKS9NKU CS-MKS12NKU CS-MKS18NKU CS-MKS24NKU < Applicable Indoor Units > TECHNICAL & SER VICE MANU AL OUTDOOR UNIT : CU-3KS19NBU CU-4KS24NBU CU-4KS31NBU DC INVER TER MUL TI-SYSTEM AIR CONDITIONER Pro[...]
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Página 2
• Before doing repair work, please read the " SAFETY PRECA UTIONS" carefully and fully understand them. • The precautionary items here are divided into " W arning" and " Caution" items. Items in par ticular which ma y cause death or serious injur y to the service personnel if the wor k is not perf ormed correctly ,[...]
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Página 3
W arning If refrigerant gas blows off during the work, do not touch the refrigerant gas as it may cause frostbite . If refrigerant gas leaks during the wor k, ventilate the room. If refrigerant gas catches fire, harmful gas may be generated. Do not mix any gas other than the specified refrigerant gas in the refrigerating cycle. If air or other cont[...]
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Página 4
T able of Contents 2 4 6 7 8 17 20 21 24 27 50 56 62 65 69 71 72 73 74 78 .............................................................................................................. ...................................................................................................................... ..............................................[...]
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Página 5
79 80 81 81 82 84 85 85 A-1 ......................................................................... ................................................................................................... ................................................................................................ ...................................................[...]
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Página 6
APPLICABLE INDOOR UNITS CU-3KS19NBU CU-4KS24NBU CU-4KS31NBU Multi-Outdoor Unit Indoor Unit 3-Room 4-Room 4-Room CS-MKS7NKU YES YES YES YES YES YES YES YES YES YES YES YES NO YES YES CS-MKS9NKU CS-MKS12NKU CS-MKS18NKU CS-MKS24NKU Wall Mounted Type CU-3KS19NBU CU-4KS24NBU CU-4KS31NBU Multi-Outdoor Unit Indoor Unit 3-Room 4-Room 4-Room CS-MKS9NB4U &am[...]
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Página 7
95 °F DB / 71 °F WB 67 °F DB / 57 °F WB 1. OPERA TING RANGE Maximum Minimum 115 °F DB 14 °F DB T emperature Indoor Air Intake T emp. Outdoor Air Intake T emp. Cooling 7[...]
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Página 8
2. SPECIFICATIONS 2-1. Unit Specifications Outdoor Unit CU-3KS19NBU Indoor Unit CS-MKS9NKU × 2 < 230V > DATA SUBJECT TO CHANGE WITHOUT NOTICE. Compressor Refrigerant / Amount charged at shipment Ibs (g) Refrigerant Control 6.3 1,420 17,000 5.00 ( 6,800 to 18,800 ) ( 1.90 to 5.50 ) Shipping Volume Cooling 14,300 2,700 Net Shipping Package Dim[...]
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Página 9
Outdoor Unit CU-3KS19NBU Indoor Unit CS-MKS9NKU × 3 Remarks: 1. The values shown in performance section and electrical rating section above are based on the following unit combination. For other combination unit, please refer to the "Unit Combination Tables" in this manual. Indoor Unit : CS-MKS9NKU 3units Outdoor Unit : CU-3KS19NBU 1[...]
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Página 10
Outdoor Unit CU-3KS19NBU Indoor Unit CS-MKS9NKU × 3 < 208V > Remarks: 1. The values shown in performance section and electrical rating section above are based on the following unit combination. For other combination unit, please refer to the "Unit Combination Tables" in this manual. Indoor Unit : CS-MKS9NKU 3units Outdoor Unit [...]
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Página 11
Outdoor Unit CU-4KS24NBU Indoor Unit CS-MKS7NKU + CS-MKS9NKU × 2 < 230V > Remarks: 1. The values shown in performance section and electrical rating section above are based on the following unit combination. For other combination unit, please refer to the "Unit Combination Tables" in this manual. Indoor Unit : CS-MKE7NKU 1units / CS[...]
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Página 12
Outdoor Unit CU-4KS24NBU Indoor Unit CS-MKS9NKU × 3 < 230V > Remarks: 1. The values shown in performance section and electrical rating section above are based on the following unit combination. For other combination unit, please refer to the "Unit Combination Tables" in this manual. Indoor Unit : CS-MKS9NKU 3units Outdoor Unit [...]
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Página 13
Outdoor Unit CU-4KS24NBU Indoor Unit CS-MKS9NKU × 3 < 208V > Remarks: 1. The values shown in performance section and electrical rating section above are based on the following unit combination. For other combination unit, please refer to the "Unit Combination Tables" in this manual. Indoor Unit : CS-MKS9NKU 3units Outdoor Unit [...]
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Página 14
Outdoor Unit CU-4KS31NBU Indoor Unit CS-MKS7NKU × 3 + CS-MKS9NKU < 230V > Remarks: 1. The values shown in performance section and electrical rating section above are based on the following unit combination. For other combination unit, please refer to the "Unit Combination Tables" in this manual. Indoor Unit : CS-MKE7NKU 3units / CS[...]
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Página 15
Outdoor Unit CU-4KS31NBU Indoor Unit CS-MKS9NKU × 4 < 230V > Remarks: 1. The values shown in performance section and electrical rating section above are based on the following unit combination. For other combination unit, please refer to the "Unit Combination Tables" in this manual. Indoor Unit : CS-MKS9NKU 4units Outdoor Unit [...]
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Página 16
Outdoor Unit CU-4KS31NBU Indoor Unit CS-MKS9NKU × 4 < 208V > Remarks: 1. The values shown in performance section and electrical rating section above are based on the following unit combination. For other combination unit, please refer to the "Unit Combination Tables" in this manual. Indoor Unit : CS-MKS9NKU 4units Outdoor Unit [...]
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Página 17
Outdoor Unit CU-3KS19NBU 2-2-1. Outdoor Unit Control PCB Control Circuit Fuse Controls Part No. Microprocessor 250V 25A CB-CU-3KS19NBU DATA SUBJECT TO CHANGE WITHOUT NOTICE. Pints (cc) - Micro F VAC External Finish Acrylic baked-on enamel finish FV50S ... 1.91 (900) - - Internal Controller Yes Yes Aluminum Plate Fin / Copper Tube 2 18.1 Face Area f[...]
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Página 18
Outdoor Unit CU-4KS24NBU Control PCB Control Circuit Fuse Controls Part No. Microprocessor 250V 25A CB-CU-4KS24NBU DATA SUBJECT TO CHANGE WITHOUT NOTICE. Pints (cc) - Micro F VAC External Finish Acrylic baked-on enamel finish FV50S ... 1.91 (900) - - Internal Controller Yes Yes Aluminum Plate Fin / Copper Tube 2 18.1 Face Area ft 2 (m 2 ) 6.40 (0.5[...]
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Página 19
Outdoor Unit CU-4KS31NBU Control PCB Control Circuit Fuse Controls Part No. Microprocessor 250V 25A CB-CU-4KS31NBU DATA SUBJECT TO CHANGE WITHOUT NOTICE. Pints (cc) - Micro F VAC External Finish Acrylic baked-on enamel finish FV50S ... 2.55 (1,200) - - Internal Controller Yes Yes Aluminum Plate Fin / Copper Tube 2 18.1 Face Area ft 2 (m 2 ) 7.75 (0[...]
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Página 20
Temperature F ( C) 40 35 30 25 20 15 10 5 0 ( - 20) ( - 15) ( - 10) ( - 5) (0) (5) (10) (15) (20) - 4 5 14 23 32 41 50 59 68 Resistance (k ohm) 0 32 50 68 86 104 122 140 158 176 194 40 60 80 100 120 140 160 180 200 20 Resistance (k ohm) (0) (10) (20) (30) (40) (50) (60) (70) (80) (90) Temperature F ( C) 2-3. Other Component Specifications CU-3KS19N[...]
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Página 21
Wide tube service valve dia.3/8" (9.52) × 3 Narrow tube service valve dia.1/4" (6.35) × 3 4-7/16 5-29/32 2-27/32 2-3/4 2-1/32 4-1/2 2-15/16 2-3/4 29-1/8(740) 23/32 1-13/16 35-7/16(900) 23-15/16 5-11/32 15/32 12-19/32(320) 13-19/32 14-17/32 11-17/32 ID:23/32 2-ID:15/16 1-3/8 2-15/16 2-1/16 3. DIMENSIONAL D A T A Outdoor Unit CU-3[...]
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Página 22
Wide tube service valve dia.1/2" (12.70) × 1 Narrow tube service valve dia.1/4" (6.35) × 4 Wide tube service valve dia.3/8" (9.52) × 3 4-7/16 5-29/32 2-27/32 2-3/4 2-3/4 2-1/32 4-1/2 2-15/16 2-3/4 2-3/4 29-1/8(740) 23/32 1-13/16 35-7/16(900) 23-15/16 5-11/32 15/32 12-19/32(320) 13-19/32 14-17/32 11-17/32 ID:23/32 2-ID:[...]
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Página 23
Wide tube service valve dia.1/2" (12.70) × 2 Narrow tube service valve dia.1/4" (6.35) × 4 Wide tube service valve dia.3/8" (9.52) × 2 4-7/16 5-29/32 2-1/32 4-1/2 2-15/16 2-3/4 2-3/4 35-1/32(890) 23/32 1-13/16 35-7/16(900) 23-15/16 5-11/32 15/32 12-19/32(320) 13-19/32 14-17/32 11-17/32 ID:23/32 2-ID:15/16 1-3/8 2-15/16[...]
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Página 24
Compressor High pressure switch H.P. Main accumulator Sub accumulator Service valve on narrow tube Service valve on wide tube CN BN AN CW BW AW O.D.1/4" O.D.1/4" O.D.1/4" O.D.3/8" O.D.3/8" O.D.3/8" Heat exchanger Cooling cycle Indoor unit Outdoor unit Strainer Header Header M M M Wide tube Narrow tube 4. REFRIGERANT FL[...]
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Página 25
Outdoor Unit CU-4KS24NBU Insulation of Refrigerant T ubing Because capillary tubing is used in the outdoor unit, both the wide and narrow tubes of this air conditioner become cold. To prevent heat loss and wet floors due to dripping of condensation, both tubes must be well insulated with a proper insulation material. The thickness of the insulation[...]
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Página 26
Service valve on narrow tube Electric expansion valve Service valve on wide tube DN CN BN AN DW CW BW AW O.D.1/4" O.D.1/4" O.D.1/4" O.D.1/4" O.D.1/2" O.D.1/2" O.D.3/8" O.D.3/8" Cooling cycle Strainer Header Header M M M M Indoor unit Outdoor unit Wide tube Narrow tube Outdoor Unit CU-4KS31NBU Insulation of Re[...]
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Página 27
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Che[...]
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Página 28
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Che[...]
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Página 29
Outdoor Unit CU-3KS19NBU Indoor Unit CS-MKS12NKU × 1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance [...]
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Página 30
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Che[...]
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Página 31
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value. ([...]
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Página 32
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value. ([...]
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Página 33
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value. ([...]
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Página 34
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Che[...]
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Página 35
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Che[...]
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Página 36
Outdoor Unit CU-4KS24NBU Indoor Unit CS-MKS12NKU × 1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance [...]
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Página 37
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Che[...]
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Página 38
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Che[...]
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Página 39
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value. ([...]
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Página 40
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value. ([...]
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Página 41
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value. ([...]
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Página 42
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Che[...]
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Página 43
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Che[...]
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Página 44
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Che[...]
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Página 45
146 (1.0) 174 (1.2) 118 (0.8) 90 (0.6) Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary dep[...]
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Página 46
146 (1.0) 174 (1.2) 118 (0.8) 90 (0.6) Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary dep[...]
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Página 47
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value. ([...]
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Página 48
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value. ([...]
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Página 49
Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) • This performance chart shows operation of a single wall-mounted indoor unit. The performance chart will vary depending on the indoor unit type. • Check each performance value in test-run mode. Electrical performance values represent a combined indoor/outdoor value. ([...]
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Página 50
Outdoor Unit : CU-3KS19NBU Indoor Unit : CS-MKS9NKU × 3 P ower Supply : 230V Single Phase 60Hz < Cooling Capacity > 5-2. Cooling Capacity TC : Total Cooling Capacity (BTU/h) SHC : Sensible Heat Capacity (BTU/h) 1. Rating conditions (#) : Indoor Unit Entering Air Temp. 80 °F (26.7 °C) DB / 67 °F (19.4 °C) WB : Outdoor Ambient Temp. 95 °F[...]
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Página 51
Outdoor Unit : CU-3KS19NBU Indoor Unit : CS-MKS12NB4U × 3 P ower Supply : 230V Single Phase 60Hz < Cooling Capacity > TC : Total Cooling Capacity (BTU/h) SHC : Sensible Heat Capacity (BTU/h) 1. Rating conditions (#) : Indoor Unit Entering Air Temp. 80 °F (26.7 °C) DB / 67 °F (19.4 °C) WB : Outdoor Ambient Temp. 95 °F (35 °C) DB 2. 3. A[...]
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Página 52
Outdoor Unit : CU-4KS24NBU Indoor Unit : CS-MKS9NKU × 3 P ower Supply : 230V Single Phase 60Hz < Cooling Capacity > TC : Total Cooling Capacity (BTU/h) SHC : Sensible Heat Capacity (BTU/h) 1. Rating conditions (#) : Indoor Unit Entering Air Temp. 80 °F (26.7 °C) DB / 67 °F (19.4 °C) WB : Outdoor Ambient Temp. 95 °F (35 °C) DB 2. 3. Abo[...]
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Página 53
Outdoor Unit : CU-4KS24NBU Indoor Unit : CS-KS18NB4UW + CS-MKS12NB4U + CS-MKS12NB4U P ower Supply : 230V Single Phase 60Hz < Cooling Capacity > TC : Total Cooling Capacity (BTU/h) SHC : Sensible Heat Capacity (BTU/h) 1. Rating conditions (#) : Indoor Unit Entering Air Temp. 80 °F (26.7 °C) DB / 67 °F (19.4 °C) WB : Outdoor Ambient Temp. 9[...]
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Página 54
Outdoor Unit : CU-4KS31NBU Indoor Unit : CS-MKS9NKU × 4 P ower Supply : 230V Single Phase 60Hz RATING CAPACIT Y: 30,600 BTU/h AIR FLOW RAT E: 1,036 CFM INDOOR OUTDOOR ENT. T EMP. o F ( o C) AMBIENT T EMP. o F ( o C) W B DB 65 75 85 95 105 115 (18.3) (23.9) (29.4) (35.0) (40.6) (46.1) TC 30,850 29,770 28,590 27,980 22,750 16,560 72 (22.2) SHC 24,26[...]
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Página 55
Outdoor Unit : CU-4KS31NBU Indoor Unit : CS-MKS9NB4U × 4 P ower Supply : 230V Single Phase 60Hz < Cooling Capacity > TC : Total Cooling Capacity (BTU/h) SHC : Sensible Heat Capacity (BTU/h) 1. Rating conditions (#) : Indoor Unit Entering Air Temp. 80 °F (26.7 °C) DB / 67 °F (19.4 °C) WB : Outdoor Ambient Temp. 95 °F (35 °C) DB 2. 3. Ab[...]
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Página 56
Outdoor Unit : CU-3KS19NBU Indoor Unit : CS-MKS9NKU × 3 P ower Supply : 230V Single Phase 60Hz < Cooling Capacity (Low Ambient) > 5-3. Cooling Capacity (Low Ambient) TC : Total Cooling Capacity (BTU/h) SHC : Sensible Heat Capacity (BTU/h) NO TE RATING CAPACITY: 18,800 BTU/h AIR FLOW RATE: 777 CFM INDOOR OUTDOOR ENT. T EMP. o F ( o C) AMBIENT[...]
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Página 57
Outdoor Unit : CU-3KS19NBU Indoor Unit : CS-MKS12NB4U × 3 P ower Supply : 230V Single Phase 60Hz < Cooling Capacity (Low Ambient) > NO TE RATING CAPACITY: 18,300 BTU/h AIR FLOW RATE: 706 CFM INDOOR OUTDOOR ENT. TEMP. o F ( o C) AMBIENT TEMP. o F ( o C) WB DB 15 25 35 45 55 (-9.4) (-3.9) (1.7) (7.2) (12.8) TC 18,680 18,570 18,560 18,620 18,49[...]
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Página 58
Outdoor Unit : CU-4KS24NBU Indoor Unit : CS-MKS9NKU × 3 P ower Supply : 230V Single Phase 60Hz NO TE RATING CAPACIT Y: 25,400 BTU/h AIR FLOW RATE: 777 CFM INDOOR OUTDOOR ENT. T EMP. o F ( o C) AMBIENT T EMP. o F ( o C) W B DB 15 25 35 45 55 (-9.4) (-3.9) (1.7) (7.2) (12.8) TC 25,470 25,420 25,470 25,670 25,610 72 (22.2) SHC 19,250 25,420 19,250 19[...]
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Página 59
Outdoor Unit : CU-4KS24NBU Indoor Unit : CS-KS18NB4UW + CS-MKS12NB4U + CS-MKS12NB4U P ower Supply : 230V Single Phase 60Hz RATING CAPACITY: 24,800 BTU/h AIR FLOW RATE: 812 CFM INDOOR OUTDOOR ENT. T EMP. o F ( o C) AMBIENT T EMP. o F ( o C) W B DB 15 25 35 45 55 (-9.4) (-3.9) (1.7) (7.2) (12.8) TC 24,890 24,830 24,880 25,090 25,020 72 (22.2) SHC 19,[...]
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Página 60
Outdoor Unit : CU-4KS31NBU Indoor Unit : CS-MKS9NKU × 4 P ower Supply : 230V Single Phase 60Hz RATING CAPACITY: 30,600 BTU/h AIR FLOW RATE: 1,036 CFM INDOOR OUTDOOR ENT. T EMP. o F ( o C) AMBIENT T EMP. o F ( o C) WB D B 05 15 25 35 45 55 (-17.8) (-15.0) (-9.4) (-3.9) (1.7) (7.2) (12.8) TC 30,870 30,760 30,800 31,010 30,890 72 (22.2) SHC 24,260 30[...]
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Página 61
Outdoor Unit : CU-4KS31NBU Indoor Unit : CS-MKS9NB4U × 4 P ower Supply : 230V Single Phase 60Hz RATING CAPACITY: 28,600 BTU/h AIR FLOW RATE: 883 CFM INDOOR OUTDOOR ENT. T EMP. o F ( o C) AMBIENT T EMP. o F ( o C) W B DB 15 25 35 45 55 (-9.4) (-3.9) (1.7) (7.2) (12.8) TC 28,890 28,790 28,810 28,990 28,870 72 (22.2) SHC 22,560 28,790 22,560 22,730 2[...]
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6. ELECTRICAL DA T A 6-1. Electric Wiring Diagrams Outdoor Unit CU-3KS19NBU 8FA2-5251-11800-1 62[...]
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Outdoor Unit CU-4KS24NBU 8FA2-5251-11600-1 63[...]
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Outdoor Unit CU-4KS31NBU 8FA2-5251-11400-1 64[...]
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7. FUNCTIONS 7-1. Explanation of Functions The numerical values such as temperature, frequency, time and current in parentheses are an example of CU-4KS31NBU and the values are different from the other models. Control/conditions INITIAL Breaker is ON. Power is supplied to the indoor and outdoor unit control circuits, however the unit remains stoppe[...]
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Control/conditions COOL The ON/OFF operation button on the remote controller is pressed. The room temperature has reached the desired temperature. The outdoor unit does not operate for 3 minutes even after the breaker is turned ON. This is in order to stabilize the return of oil to the compressor. The outdoor unit starts. (Compressor and the outdoo[...]
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Control/conditions SENSOR DRY (1/f fluctuation fan) The ON/OFF operation button on the remote controller is pressed. The outdoor unit does not operate for 3 minutes even after the breaker is turned ON. This is in order to stabilize the return of oil to the compressor. The outdoor unit starts. (Compressor and the outdoor fan start.) When the frequen[...]
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< Low Ambient Cooling Operation > When the mode is switched from cooling opration to low ambient cooling operation, the compressor is stopped for 150 seconds temporarily. Outdoor fan speed [ rpm ] Outdoor air temperature 32 °F ( °C ) When the mode has been switched to low ambient cooling operation, the outdoor fan speed is lowered as the ou[...]
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7-2. Protective Functions The numerical values such as temperature, frequency, time and current in parentheses are an example of CU-4KS31NBU and the values are different from the other models. NO TE 7-2-1. Current Control The operating current may rise as a result of causes including increasing cooling loads or decreases in power voltage. In these [...]
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Current(A) Frequency (Hz) Trip Hz reduction Hz increase prohibit Hz reduction Hz increase prohibit Hz reduction Hz increase prohibit (16) (15.6) 0 (30) Example of operation during cooling The operating frequency upper limits shown in the figure below are established for frequency reduction and increase-prohibit. (2) Current control (230) (223) (212[...]
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8. TROUBLESHOOTING (BEFORE CALLING FOR SERVICE) 8-1. Precautions before Performing Inspection or Repair Both the indoor unit and outdoor unit include electronic control circuits. Be sure to pay attention to the following before inspecting or repairing the outdoor-side electronic circuits. High-capacity electrolytic capacitors are used inside the ou[...]
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8-2. Trouble Diagnosis by Error Monitor Lamps 8-2-1. Location of the Error Monitor Lamps Remove the top plate of outdoor unit and the cover of Electrical Component Box. The Power Lamp and Error Monitor Lamps are located on the P.C.Board of Electrical Component Box. (Fig.1) 8-2-2. Display of the Error Monitor Lamps If a protective device has activat[...]
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8-3-1. Checking the outdoor unit 8-3. Checking the Outdoor System Work procedure Apply 220 V AC between terminals L1 and L2 on the outdoor unit terminal plate. • Short-circuit the T-RUN terminal to the COM terminal of TEST/T-RUN terminals. • The LED (red) on the control board must illuminate. • The compressor and fan motor must turn ON. (They[...]
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8-4. Trouble Diagnosis of Each Part 8-4-1. Problems of Each Part and Inspection Points For details about the inspection points, refer to the Inspection Points for Each Part. Problems Inspection points Indoor unit Indoor unit does not operate. Self-Diagnostics check Indoor controller (control unit) Indoor fan motor Room temperature sensor Heat excha[...]
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8-4-2. Inspection Points for Each Part (1) Outdoor control cir cuit board Refer to 8-3-1. Checking the outdoor unit. (2) Fuse Check it visually or the continuity with a tester. (3) Compressor Check for an open circuit in the compressor coil winding. (4) Compressor protective sensor (compressor dischar ge temperature thermistor) Check that the sense[...]
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No voltage on circuit board (6) Electric expansion v alve When replacing the electric expansion valve and coil, be sure to attach the connectors in the correct positions. Labels are applied to the valve body and coil, corresponding to the connector colors, to identify them. Controller check Voltage varies 0 ohm No temperature change Temperature cha[...]
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(7) Branch tubing temperature sensor Check that the sensor is securely contained in the thermostat holder. (8) Breaker Check whether or not the breaker has been tripped. Check that the breakers and fuses used are of the specified capacity. Check that the breaker and its line are exclusive for A/C use. (9) Refrigerant gas pressure Start a COOL test [...]
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8-5. Trouble Diagnosis of Fan Motor This outdoor DC f an motor contains an inter nal control PCB. Theref ore, it is not possible to measure the coil resistance, and the f ollowing procedure should be used to chec k the motor . P erform the trouble diagnosis by T est Run mode descr ibed on Installation Instr uctions of indoor unit. [T r ouble sympto[...]
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9. REFRIGERANT R410A: SPECIAL PRECAUTIONS WHEN SERVICING UNIT 9-1. Characteristics of New Refrigerant R410A 9-1-1. What is New Refrigerant R410A? R410A is a new refrigerant that contains two types of pseudo-non-azeotropic refrigerant mixture. Its refrigeration capacity and energy efficiency are about the same level as the conventional refrigerant, [...]
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Tubing precautions Refrigerant R410A is more easily affected by dust or moisture compared with R22, thus be sure to temporarily cover the ends of the tubing with caps or tape prior to installation. Never use 0.0276" (0.7 mm)-thick copper tubing or tubing which is less than 0.0315" (0.8 mm) in thickness, since air conditioners with R410A a[...]
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9-3. Tools Specifically for R410A For servicing, use the following tools for R410A Gauge manifold Charging hose Gas leak detector Refrigerant cylinder Charging cylinder Refrigerant recovery unit Vacuum pump with anti-reverse flow (*1) (Solenoid valve-installed type, which prevents oil from flowing back into the unit when the power is off, is recomm[...]
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9-5. In Case of Compressor Malfunction CAUTION Should the compressor malfunction, be sure to make the switch to a replacement compressor as quickly as possible. Use only the tools indicated exclusively for R410A. See "9-3. Tools Specifically for R410A." 9-5-1. Procedure for Replacing Compressor (1) Recovering refrigerant Any remaining ref[...]
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Valve Single valve Charge liquid refrigerant with cylinder in up-side-down position. Single valve (with siphon tube) Charge with cylinder in normal position. Liquid Valve Liquid Charging cylinder Open Refrigerant cylinder Liquid NO! CAUTION Never charge a large amount of liquid refrigerant at once to the unit. This may cause damage to the compresso[...]
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Length of tubing Evacuation time Less than 33 ft. (10 m) More than 10 minutes More than 33 ft. (10 m) More than 15 minutes 9-6. In Case Refrigerant is Leaking CAUTION Never attempt to charge additional refrigerant when refrigerant has been leaking from the unit. Follow the procedure described below to locate points of leaks and carry out repairs, t[...]
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9-7. Charging Additional Refrigerant 9-7-1. When Tubes are Extended Observe the proper amount of refrigerant as stated in this service manual or the installation manual that came with the indoor unit. Charge additional refrigerant in liquid state only. 9-8. Retro-Fitting Existing Systems 9-8-1. Use of Existing Units Never use new refrigerant R410A [...]
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INSTALLATION INSTRUCTIONS CU-3KS19NBU CU-4KS24NBU CU-4KS31NBU (852-6-4190-581-00-1) APPENDIX A A-1[...]
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For Outdoor Unit This air conditioner uses the refrigerant R410A. External diameter of service port R410A: 5/16" Split System Air Conditioner 85264190581001 2011 CV6233187761 INSTALLATION INSTRUCTIONS NOTE Contents Page IMPORT ANT! Please Read Before Starting .................................. 2 1. GENERAL .....................................[...]
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IMPORT ANT! Please Read Before Starting This air conditioning system meets strict safety and operating standards. As the installer or service person, it is an important part of your job to install or service the system so it operates safely and efficiently . For safe installation and trouble-free operation, you must: Carefully read this instruc[...]
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8VHWKHIODUHPHWKRGIRUFRQQHFWLQJWXELQJ $SSOUHIULJHUDQWOXEULFDQWWRWKHPDWFKLQJVXUIDFHVRI the flare and union tubes before connecting them, then tighten the nut with a torque wrench for a leak-free connection. &KHFNFDUHIXOOIRUOHDNVEHIRUHVWDUWLQJWKHWHVWUXQ 'R?[...]
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4 1-2. Accessories Supplied with Unit T able 1 1-3. Optional Copper T ubing Kit Copper tubing for connecting the outdoor unit to the indoor unit is available in kits which contain the narrow and wide tubing, fittings and insulation. Consult your nearest sales outlet or air conditioning workshop. 1-4. T ype of Copper T ube and Insulation Material If[...]
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5 2. Installation Site Selection 2-1. Indoor Unit A VOID: direct sunlight. nearby heat sources that may affect performance of the unit. areas where leakage of flammable gas may be expected. placing or allowing any obstructions near the air conditioner inlet or outlet. installing in rooms that contain instant-on (rapid-start) flu[...]
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6 install the indoor unit more than 3.3' (1 m) away from any antenna or power lines or connecting wires used for tele- vision, radio, telephone, security system, or intercom. Electrical noise from any of these sources may affect operation. install in a sturdy manner to avoid increased operating noise. T able 3 * If total tubing length [...]
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7 Fig. 4b Union 1/2"(12.70 mm ) 1/2"(12.70 mm ) Flare 3/8"(9.52 mm ) A joint for connecting tubes of different sizes (3/8"(9.52 mm ) 1/2"(12.70 mm )) Supplied Reducer 1/4"(6.35 mm ) 1/4"(6.35 mm ) 1/4"(6.35 mm ) C B A Outdoor unit Indoor unit (CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU) (CS-MKS9NB4U,CS-MKS12NB4U) (CS-[...]
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8 (B) Fig. 4d C B A (CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU) (CS-MKS9NB4U,CS-MKS12NB4U) (CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU) (CS-MKS9NB4U,CS-MKS12NB4U) D Outdoor unit Indoor unit (CS-MKS18NKU) (CS-KS18NB4UW) 1/2"(12.70 mm ) 1/2"(12.70 mm ) 3/8"(9.52 mm ) 3/8"(9.52 mm ) 3/8"(9.52 mm ) 3/8"(9.52 mm ) (CS-MKS7NKU,CS-MKS9NKU,CS-[...]
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9 (A) Fig. 4g Union 3/8"(9.52 mm ) Flare 1/2"(12.70 mm ) (1/2"(12.70 mm ) 3/8"(9.52 mm )) Supplied Reducer D C (CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU) (CS-MKS9NB4U,CS-MKS12NB4U) Outdoor unit Indoor unit (CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU) (CS-MKS9NB4U,CS-MKS12NB4U) 1/2"(12.70 mm ) 1/2"(12.70 mm ) 3/8"(9.52 mm ) 3/8&qu[...]
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10 (D) Fig. 4j Union 5/8"(15.88 mm ) Flare 1/2"(12.70 mm ) (1/2"(12.70 mm ) 5/8"(15.88 mm ))Locally purchased C D (CS-MKS7NKU,CS-MKS9NKU,CS-MKS12NKU) (CS-MKS9NB4U,CS-MKS12NB4U) Outdoor unit Indoor unit (CS-MKS24NKU) Union 3/8"(9.52 mm ) Flare 1/2"(12.70 mm ) (1/2"(12.70 mm ) 3/8"(9.52 mm ))Supplied Reducer 1/[...]
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2-3. Outdoor Unit A VOID: heat sources, exhaust fans, etc. (Fig. 5a) damp, humid or uneven locations. DO: choose a place as cool as possible. choose a place that is well ventilated. install in a location where at least two sides are unob- structed, so that the flow of air at the intake port or exhaust port is not blocked, and so[...]
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12 (1) Recommended dimensions of the baffle plates D F E C J H L I B K Q R A G O (3- 6.5 mm) 3- 1/4" (2- 6 mm) 2- 15/64" A B H C E F K I J G G D (4- 6.5 mm) 4- 1/4" Fig. 5h For Air Intake For Air Discharge Material to be used: Metal plate with corrosion protection treatment Plate thickness: 0.0394 to 0.0472" (1.0 to 1.2 mm) (2) [...]
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13 (3) Installation procedure Panel top Panel front Panel side R Panel side L 1. Air Intake Baffle (1) Left side 1. Remove the top panel from the unit. 2. Remove the panel side L, and drill 3 holes of ø1/4 inch (6.5 mm) at the prescribed position. 3. Install the windbaffle on the unit using field supply bolts and nuts. 4. Recommended bolts to be u[...]
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14 Fig. 6a 23-15/16 5-1 1/32 15/32 35-7/16 (900) 13-19/32 12-19/32 14-17/32 2-29/32 29-1/8 (740) 23/32 1-13/16 2-1/16 5-29/32 2-27/32 2-3/4 2-1/32 4-7/16 2-15/16 2-3/4 4-1/2 A Service valve on narrow tube side (Outer diameter 1/4"( 6.35 )) Service valve on wide tube side (Outer diameter 3/8"( 9.52 )) A (1) CU-3KS19NBU Fig. 6b 23-15/16 5-1[...]
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15 2-6. Diagram of Outdoor Unit Installation Never install only a single indoor unit. Be sure to connect indoor and outdoor units only in combinations that are listed in the catalog or in the combination table that was provided with the outdoor unit. (Use caution. Connecting any other model may result in operation failure and malfunction.) The dime[...]
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16 3. Installation Process 3-1. Embedding the T ubing and Wiring Do not connect tubes to locations that are embedded. Be sure to bind refrigerant tubing and inter-unit cables together with vinyl tape. The power cable must be obtained on-site. (#12: Less than 85 ft.) # ... AWG (American Wire Gauge) Be sure to apply the provided label[...]
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17 When reaming, hold the tube end downward and be sure that no copper scraps fall into the tube. (Fig. 9) (3) Remove the flare nut from the unit and be sure to mount it on the copper tube. (4) Make a flare at the end of copper tube with a flare tool. * (Figs. 10 and 1 1) ( * Use “RIDGID” or equivalent.) A good flare should have the following c[...]
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18 3-6. Insulation of Refrigerant T ubing T o prevent heat loss and wet floors due to dripping of con- densation, both tubes must be well insulated with a proper insulation material. The thickness of the insulation should be a minimum 5/16" (8 mm). (Fig. 16) For wall-mounted units After connecting the refrigerant tubing to the outdoor unit[...]
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19 4. Air Purging Air and moisture remaining in the refrigerant system have undesirable effects as indicated below . Therefore, they must be purged completely . pressure in the system rises operating current rises cooling efficiency drops moisture in the air may freeze and block capillary tubing water may lead to corrosion of pa[...]
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20 Cap tightening torque: 170 – 215 lbs·in (200 – 250 kgf·cm) (T ighten by hand, then use a wrench to turn approximately 45°.) Stopper Spindle Service port Screw diameter: 1/2 UNF 20 threads V alve core Cap nut tightening torque: 60 – 95 lbs·in (70 – 1 10 kgf·cm) (T ighten by hand, then use a wrench to turn approximately 30 .) <Stru[...]
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21 Pump Down When relocating or disposing of the air conditioner , request this service from the dealer where the unit was purchased, or from an appropriate agent. Perform pump-down as described below . What is pump-down? Pump-down refers to recovering the refrigerant gas from the refrig- erant cycle at the outdoor unit. This work must [...]
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22 5. Wiring Instructions 5-1. General Precautions on Wiring (1) Before wiring, confirm the rated voltage of the unit as shown on its nameplate, then carry out the wiring closely following the wiring diagram. (2) Provide a power outlet to be used exclusively for each unit, with a power supply disconnect and circuit break- er for overcurrent protect[...]
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23 WARNING Be sure to comply with local codes on running the wire from the indoor unit to the outdoor unit (size of wire and wiring method, etc.). Each wire must be firmly connected. No wire should be allowed to touch refrigerant tubing, the compressor , or any moving part. Be sure to connect power wires correctly match- ing up numb[...]
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24 When connecting each power wire to the corresponding terminal, follow the instructions “How to connect wiring to the terminal” and fasten the wire securely tight with the fixing screw of the terminal plate. How to connect wiring to the terminal a) For Indoor Unit (1) Cut the wire end with a cutting pliers, then strip the insulation to expose[...]
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25 1 2 3 1 2 3 1 2 3 1 2 3 Indoor unit B Indoor unit A Ground Power: Single-phase, 230/208V AC 60HZ Power breaker (not provided) Outdoor unit T erminal board Label A Inter-unit cables #14 (not provided) T erminal board Inter-unit cables #14 (not provided) T erminal board Label B Label C Inter-unit cables #14 (not provided) Inter-unit cables #14 (no[...]
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26 Regulations on wire size differ from locality to locality . For field wiring requirements, please refer to your local electri- cal codes. Make sure that the installation fully complies with all local and national regulations. (1) Remove access panel “C”. (Fig. 32) (2) Connect the inter-unit and power supply line accord- ing to the drawing on[...]
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27 7 . Connecting a Home Automation Device The HA (white) 4P terminal is located on the indoor unit PCB. If a HA device will be used, connect it to this terminal. 8. Installation Check Sheet The strength of the installation location is sufficient to support the air conditioner weight. The indoor and outdoor units are installed level and vertically [...]
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DC1111-0[...]