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Panasonic CU-3KE19NBU инструкция обслуживания

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Похожие руководства по эксплуатации

Хорошее руководство по эксплуатации

Законодательство обязывает продавца передать покупателю, вместе с товаром, руководство по эксплуатации Panasonic CU-3KE19NBU. Отсутствие инструкции либо неправильная информация, переданная потребителю, составляют основание для рекламации в связи с несоответствием устройства с договором. В законодательстве допускается предоставлении руководства в другой, чем бумажная форме, что, в последнее время, часто используется, предоставляя графическую или электронную форму инструкции Panasonic CU-3KE19NBU или обучающее видео для пользователей. Условием остается четкая и понятная форма.

Что такое руководство?

Слово происходит от латинского "instructio", тоесть привести в порядок. Следовательно в инструкции Panasonic CU-3KE19NBU можно найти описание этапов поведения. Цель инструкции заключается в облегчении запуска, использования оборудования либо выполнения определенной деятельности. Инструкция является набором информации о предмете/услуге, подсказкой.

К сожалению немного пользователей находит время для чтения инструкций Panasonic CU-3KE19NBU, и хорошая инструкция позволяет не только узнать ряд дополнительных функций приобретенного устройства, но и позволяет избежать возникновения большинства поломок.

Из чего должно состоять идеальное руководство по эксплуатации?

Прежде всего в инструкции Panasonic CU-3KE19NBU должна находится:
- информация относительно технических данных устройства Panasonic CU-3KE19NBU
- название производителя и год производства оборудования Panasonic CU-3KE19NBU
- правила обслуживания, настройки и ухода за оборудованием Panasonic CU-3KE19NBU
- знаки безопасности и сертификаты, подтверждающие соответствие стандартам

Почему мы не читаем инструкций?

Как правило из-за нехватки времени и уверенности в отдельных функциональностях приобретенных устройств. К сожалению само подсоединение и запуск Panasonic CU-3KE19NBU это слишком мало. Инструкция заключает ряд отдельных указаний, касающихся функциональности, принципов безопасности, способов ухода (даже то, какие средства стоит использовать), возможных поломок Panasonic CU-3KE19NBU и способов решения проблем, возникающих во время использования. И наконец то, в инструкции можно найти адресные данные сайта Panasonic, в случае отсутствия эффективности предлагаемых решений. Сейчас очень большой популярностью пользуются инструкции в форме интересных анимаций или видео материалов, которое лучше, чем брошюра воспринимаются пользователем. Такой вид инструкции позволяет пользователю просмотреть весь фильм, не пропуская спецификацию и сложные технические описания Panasonic CU-3KE19NBU, как это часто бывает в случае бумажной версии.

Почему стоит читать инструкции?

Прежде всего здесь мы найдем ответы касательно конструкции, возможностей устройства Panasonic CU-3KE19NBU, использования отдельных аксессуаров и ряд информации, позволяющей вполне использовать все функции и упрощения.

После удачной покупки оборудования/устройства стоит посвятить несколько минут для ознакомления с каждой частью инструкции Panasonic CU-3KE19NBU. Сейчас их старательно готовят или переводят, чтобы они были не только понятными для пользователя, но и чтобы выполняли свою основную информационно-поддерживающую функцию.

Содержание руководства

  • Страница 1

    IMPORTANT These air conditioners employ new refrigerant R410A. Pay special attention when servicing the unit. Wall mounted type CS-MKE7NKU CS-MKE9NKU CS-MKE12NKU CS-MKE18NKU CS-MKE24NKU < Applicable Indoor Units > TECHNICAL & SER VICE MANU AL OUTDOOR UNIT : CU-3KE19NBU CU-4KE24NBU CU-4KE31NBU DC INVER TER MUL TI-SYSTEM AIR CONDITIONER Pro[...]

  • Страница 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 may cause death or serious injury to the ser vice personnel if the wor k is not perf or med correctly ,[...]

  • Страница 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[...]

  • Страница 4

    T able of Contents 2 4 6 7 8 17 20 21 24 27 50 56 62 68 71 77 80 81 82 83 87 .............................................................................................................. ...................................................................................................................... ...........................................[...]

  • Страница 5

    88 89 90 90 91 93 94 94 A-1 ......................................................................... ................................................................................................... ................................................................................................ ...................................................[...]

  • Страница 6

    APPLICABLE INDOOR UNITS CU-3KE19NBU CU-4KE24NBU CU-4KE31NBU Multi-Outdoor Unit Indoor Unit 3-Room 4-Room 4-Room CS-MKE7NKU YES YES YES YES YES YES YES YES YES NO YES YES CS-MKE9NKU CS-MKE12NKU CS-MKE18NKU CS-MKE24NKU Wall Mounted Type CU-3KE19NBU CU-4KE24NBU CU-4KE31NBU Multi-Outdoor Unit Indoor Unit 3-Room 4-Room 4-Room CS-MKE9NB4U & CZ-18BT1U[...]

  • Страница 7

    95 °F DB / 71 °F WB 67 °F DB / 57 °F WB 80 °F DB / 67 °F WB – DB / – WB 1. OPERA TING RANGE Maximum Minimum Maximum Minimum 115 °F DB 14 °F DB 75 °F DB / 65 °F WB – DB / 0 °F WB T emperature Indoor Air Intake T emp. Outdoor Air Intake T emp. Cooling Heating 7[...]

  • Страница 8

    2. SPECIFICATIONS 2-1. Unit Specifications Outdoor Unit CU-3KE19NBU Indoor Unit CS-MKE9NKU × 2 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-MKE9[...]

  • Страница 9

    Outdoor Unit CU-3KE19NBU Indoor Unit CS-MKE9NKU × 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-MKE9NKU 3units Outdoor Unit : CU-3KE19NBU 1unit[...]

  • Страница 10

    Outdoor Unit CU-3KE19NBU Indoor Unit CS-MKE9NKU ×  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-MKE9NKU 3units Outdoor Unit : CU-3KE19NBU 1[...]

  • Страница 11

    Outdoor Unit CU-4KE24NBU Indoor Unit Duct Less Type Rated CS-MKE7NKU × 2 + CS-MKE9NKU 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 2unit[...]

  • Страница 12

    Outdoor Unit CU-4KE24NBU Indoor Unit CS-MKE9NKU × 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-MKE9NKU 3units Outdoor Unit : CU-4KE24NBU 1unit[...]

  • Страница 13

    Outdoor Unit CU-4KE24NBU Indoor Unit CS-MKE9NKU × 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-MKE9NKU 3units Outdoor Unit : CU-4KE24NBU 1unit[...]

  • Страница 14

    Outdoor Unit CU-4KE31NBU Indoor Unit CS-MKE7NKU × 3 + CS-MKE9NKU 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-MKE9NKU 1units[...]

  • Страница 15

    Outdoor Unit CU-4KE31NBU Indoor Unit CS-MKE9NKU × 4 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-MKE9NKU 4units Outdoor Unit : CU-4KE31NBU 1unit[...]

  • Страница 16

    Outdoor Unit CU-4KE31NBU Indoor Unit CS-MKE9NKU × 4 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-MKE9NKU 4units Outdoor Unit : CU-4KE31NBU 1unit[...]

  • Страница 17

    Outdoor Unit CU-3KE19NBU 2-2-1. Outdoor Unit Control PCB Control Circuit Fuse Controls Part No. Microprocessor 250V 25A CB-CU-3KE19NBU 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[...]

  • Страница 18

    Outdoor Unit CU-4KE24NBU Control PCB Control Circuit Fuse Controls Part No. Microprocessor 250V 25A CB-CU-4KE24NBU 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[...]

  • Страница 19

    Outdoor Unit CU-4KE31NBU Control PCB Control Circuit Fuse Controls Part No. Microprocessor 250V 25A CB-CU-4KE31NBU 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[...]

  • Страница 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-3KE19N[...]

  • Страница 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 5-ID:15/16 1-3/8 2-15/16 2-1/16 3. DIMENSIONAL D A T A Outdoor Unit CU-3[...]

  • Страница 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 5-ID:[...]

  • Страница 23

    Outdoor Unit CU-4KE31NBU Unit: inch(mm) (852-0-0010-20300-0) 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)[...]

  • Страница 24

    Compressor 4-way valve 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 Heating cycle Defrosting cycle Indoor unit Outdoor unit Defrost valve for hot gas[...]

  • Страница 25

    4-way valve High pressure switch H.P. Defrost valve for hot gas bypass Outdoor Unit CU-4KE24NBU 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 insul[...]

  • Страница 26

    Compressor Main accumulator Sub accumulator 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" Heat exchanger Cooling cycle Heating cycle Defrosting cycle Strainer Header Header S M M [...]

  • Страница 27

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Страница 28

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Страница 29

    Outdoor Unit CU-3KE19NBU Indoor Unit CS-MKE12NKU ×  1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current perfo[...]

  • Страница 30

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Страница 31

    • 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. (In this case, be sure to stop all the indoor units where performance is not b[...]

  • Страница 32

    Outdoor Unit CU-3KE19NBU Indoor Unit CS-MKE12NB4U ×  1 • 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. (In this case, be s[...]

  • Страница 33

    • 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. (In this case, be sure to stop all the indoor units where performance is not b[...]

  • Страница 34

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Страница 35

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Страница 36

    Outdoor Unit CU-4KE24NBU Indoor Unit CS-MKE12NKU ×  1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current perfo[...]

  • Страница 37

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Страница 38

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Страница 39

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Страница 40

    Outdoor Unit CU-4KE24NBU Indoor Unit CS-MKE12NB4U ×  1 Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current perf[...]

  • Страница 41

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Страница 42

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Страница 43

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Страница 44

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart ?[...]

  • Страница 45

    146 (1.0) 174 (1.2) 118 (0.8) 90 (0.6) Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) In[...]

  • Страница 46

    146 (1.0) 174 (1.2) 118 (0.8) 90 (0.6) Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) In[...]

  • Страница 47

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart (3[...]

  • Страница 48

    Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) Indoor discharge air performance chart ?[...]

  • Страница 49

    146 (1.0) 174 (1.2) 118 (0.8) 90 (0.6) Cooling Characteristics (RH : 46%, Indoor fan speed : High fan) (230V, 60Hz) Heating Characteristics (RH : 85%, Indoor fan speed : High fan) (230V, 60Hz) (1) Low pressure performance chart (1) High pressure performance chart (2) Operating current performance chart (2) Operating current performance chart (3) In[...]

  • Страница 50

    Outdoor Unit : CU-3KE19NBU Indoor Unit : CS-MKE9NKU × 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[...]

  • Страница 51

    Outdoor Unit : CU-3KE19NBU Indoor Unit : CS-MKE12NB4U × 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[...]

  • Страница 52

    Outdoor Unit : CU-4KE24NBU Indoor Unit : CS-MKE9NKU × 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[...]

  • Страница 53

    Outdoor Unit : CU-4KE24NBU Indoor Unit : CS-KE18NB4UW + CS-MKE12NB4U + CS-MKE12NB4U 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[...]

  • Страница 54

    Outdoor Unit : CU-4KE31NBU Indoor Unit : CS-MKE9NKU × 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. Abo[...]

  • Страница 55

    Outdoor Unit : CU-4KE31NBU Indoor Unit : CS-MKE9NB4U × 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[...]

  • Страница 56

    Outdoor Unit : CU-3KE19NBU Indoor Unit : CS-MKE9NKU × 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 1. 2. Above data represents the value when the operation frequency of a compressor is fixed. Above[...]

  • Страница 57

    Outdoor Unit : CU-3KE19NBU Indoor Unit : CS-MKE12NB4U × 3 P ower Supply : 230V Single Phase 60Hz < Cooling Capacity (Low Ambient) > TC : Total Cooling Capacity (BTU/h) SHC : Sensible Heat Capacity (BTU/h) NO TE RATING CAPACITY: 17,400 BTU/h AIR FLOW RATE: 706 CFM INDOOR OUTDOOR ENT. T EMP. o F ( o C) AMBIENT TEMP. o F ( o C) W B DB 15 25 35 [...]

  • Страница 58

    Outdoor Unit : CU-4KE24NBU Indoor Unit : CS-MKE9NKU × 3 P ower Supply : 230V Single Phase 60Hz < Cooling Capacity (Low Ambient) > TC : Total Cooling Capacity (BTU/h) SHC : Sensible Heat Capacity (BTU/h) NO TE RATING CAPACITY: 23,200 BT U/h AIR FLOW RATE: 777 CFM INDOOR OUTDOOR ENT. T EMP. o F ( o C) AMBIEN T T EMP. o F ( o C) W B DB 15 25 35[...]

  • Страница 59

    Outdoor Unit : CU-4KE24NBU Indoor Unit : CS-KE18NB4UW + CS-MKE12NB4U + CS-MKE12NB4U P ower Supply : 230V Single Phase 60Hz < Cooling Capacity (Low Ambient) > TC : Total Cooling Capacity (BTU/h) SHC : Sensible Heat Capacity (BTU/h) NO TE RATING CAPACITY: 22,000 BTU/h AIR FLOW RATE: 812 CFM INDOOR OUTDOOR ENT. T EMP. o F ( o C) AMBIENT TEMP. o [...]

  • Страница 60

    Outdoor Unit : CU-4KE31NBU Indoor Unit : CS-MKE9NKU × 4 P ower Supply : 230V Single Phase 60Hz < Cooling Capacity (Low Ambient) > TC : Total Cooling Capacity (BTU/h) SHC : Sensible Heat Capacity (BTU/h) NO TE RATING CAPACITY: 30,600 BTU/h AIR FLOW RATE: 1,036 CFM INDOOR OUTDOOR ENT. T EMP. o F ( o C) AMBIENT TEMP. o F ( o C) W B DB 15 25 35 [...]

  • Страница 61

    Outdoor Unit : CU-4KE31NBU Indoor Unit : CS-MKE9NB4U × 4 P ower Supply : 230V Single Phase 60Hz < Cooling Capacity (Low Ambient) > TC : Total Cooling Capacity (BTU/h) SHC : Sensible Heat Capacity (BTU/h) NO TE RATING CAPACITY: 28,600 BTU/h AIR FLOW RATE: 883 CFM INDOOR OUTDOOR ENT. T EMP. o F ( o C) AMBIENT TEMP. o F ( o C) W B DB 15 25 35 4[...]

  • Страница 62

    Outdoor Unit : CU-3KE19NBU Indoor Unit : CS-MKE9NKU × 3 P ower Supply : 230V Single Phase 60Hz < Heating Capacity > 5-4. Heating Capacity TH : T otal Heating Capacity (BTU/h) 1. Rating conditions (#) : Indoor Unit Entering Air Temp. 70 °F (21.1 °C) DB : Outdoor Ambient Temp. 47 °F (8.3 °C) DB / 43 °F (6.1 °C) WB 2. 3. Above data repres[...]

  • Страница 63

    Outdoor Unit : CU-3KE19NBU Indoor Unit : CS-MKE12NB4U × 3 P ower Supply : 230V Single Phase 60Hz < Heating Capacity > TH : T otal Heating Capacity (BTU/h) 1. Rating conditions (#) : Indoor Unit Entering Air Temp. 70 °F (21.1 °C) DB : Outdoor Ambient Temp. 47 °F (8.3 °C) DB / 43 °F (6.1 °C) WB 2. 3. Above data represents the value when [...]

  • Страница 64

    Outdoor Unit : CU-4KE24NBU Indoor Unit : CS-MKE9NKU × 3 P ower Supply : 230V Single Phase 60Hz < Heating Capacity > TH : T otal Heating Capacity (BTU/h) 1. Rating conditions (#) : Indoor Unit Entering Air Temp. 70 °F (21.1 °C) DB : Outdoor Ambient Temp. 47 °F (8.3 °C) DB / 43 °F (6.1 °C) WB 2. 3. Above data represents the value when th[...]

  • Страница 65

    Outdoor Unit : CU-4KE24NBU Indoor Unit : CS-KE18NB4UW + CS-MKE12NB4U + CS-MKE12NB4U P ower Supply : 230V Single Phase 60Hz < Heating Capacity > TH : T otal Heating Capacity (BTU/h) 1. Rating conditions (#) : Indoor Unit Entering Air Temp. 70 °F (21.1 °C) DB : Outdoor Ambient Temp. 47 °F (8.3 °C) DB / 43 °F (6.1 °C) WB 2. 3. Above data r[...]

  • Страница 66

    Outdoor Unit : CU-4KE31NBU Indoor Unit : CS-MKE9NKU × 4 P ower Supply : 230V Single Phase 60Hz < Heating Capacity > TH : T otal Heating Capacity (BTU/h) 1. Rating conditions (#) : Indoor Unit Entering Air Temp. 70 °F (21.1 °C) DB : Outdoor Ambient Temp. 47 °F (8.3 °C) DB / 43 °F (6.1 °C) WB 2. 3. Above data represents the value when th[...]

  • Страница 67

    Outdoor Unit : CU-4KE31NBU Indoor Unit : CS-MKE9NB4U × 4 P ower Supply : 230V Single Phase 60Hz TH : T otal Heating Capacity (BTU/h) 1. Rating conditions (#) : Indoor Unit Entering Air Temp. 70 °F (21.1 °C) DB : Outdoor Ambient Temp. 47 °F (8.3 °C) DB / 43 °F (6.1 °C) WB 2. 3. Above data represents the value when the operation frequency of a[...]

  • Страница 68

    6. ELECTRICAL DA T A 6-1. Electric Wiring Diagrams Outdoor Unit CU-3KE19NBU 8FA2-5251-11700-1 68[...]

  • Страница 69

    Outdoor Unit CU-4KE24NBU 8FA2-5251-11500-1 69[...]

  • Страница 70

    Outdoor Unit CU-4KE31NBU 8FA2-5251-11300-1 70[...]

  • Страница 71

    7. FUNCTIONS 7-1. Explanation of Functions The numerical values such as temperature, frequency, time and current in parentheses are an example of CU-4KE31NBU 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[...]

  • Страница 72

    Control/conditions HEAT When defrost operation begins, frost has formed on the outdoor unit (when the ambient air temperature is low). Defrost operation begins based on outdoor heat exchanger temperature and outdoor air temperature conditions. Non-stop defrost (Refer to Fig. 1) 1. After HEAT operation begins, the temperature of the outdoor heat exc[...]

  • Страница 73

    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[...]

  • Страница 74

    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[...]

  • Страница 75

    1/f fluctuation fan 250 200 6-minute cycle Fig. 2 150 100 (Step) 50 0 75[...]

  • Страница 76

    < 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[...]

  • Страница 77

    7-2. Protective Functions 7-2-1. Defrost Detection and Release (2) Clean defrost If all indoor units are stopped during HEAT operation, and frost is detected at the L1 line, and the conditions for defrost are met, then defrost operation occurs, and the unit stops after defrost is completed. (1) Non-stop defrosting Heating operation NO TE Defrost do[...]

  • Страница 78

    7-2-2. Current Control The operating current may rise as a result of causes including increasing heating or cooling loads or decreases in power voltage. In these cases, the operating frequency is automatically reduced, or operation is stopped, in order to control the operating current so that it is (20 A) or less. The operating frequency is reduced[...]

  • Страница 79

    7-2-5. Control at HEAT Start-up If HEAT operation is started when the outdoor air temperature is 59 °F or below, the unit operates at the HEAT start-up frequency (70 Hz or above). Reset conditions The compressor frequency exceeds the start-up frequency of (70 Hz). The compressor thermostat is OFF. Frequency reduction for indoor high-load control h[...]

  • Страница 80

    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[...]

  • Страница 81

    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[...]

  • Страница 82

    8-3-1. Checking the outdoor unit 8-3. Checking the Outdoor System 8-3-2. Checking the defrost operation 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 compre[...]

  • Страница 83

    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[...]

  • Страница 84

    Problems Inspection points Indoor unit Indoor unit does not operate. Breaker Refrigerant gas pressure (9) (10) Operation lamp blinking. Operation lamp does not illuminate. Indoor fan dose not turn. Outdoor unit does not operate. Outdoor fan dose not turn. 4-way valve does not operate. The compressor (only) does not operate. The compressor stops on [...]

  • Страница 85

    No voltage on circuit board (7) 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[...]

  • Страница 86

    (8) Branch tubing temperature sensor Check that the sensor is securely contained in the thermostat holder. (9) 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. (10) Refrigerant gas pressure Start a COOL test[...]

  • Страница 87

    8-5. Trouble Diagnosis of Fan Motor This outdoor DC f an motor contains an inter nal control PCB. Therefore, it is not possib le 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 Instructions of indoor unit. [T r ouble symptom[...]

  • Страница 88

    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, [...]

  • Страница 89

    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[...]

  • Страница 90

    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[...]

  • Страница 91

    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[...]

  • Страница 92

    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[...]

  • Страница 93

    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[...]

  • Страница 94

    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 [...]

  • Страница 95

    [...]

  • Страница 96

    INSTALLATION INSTRUCTIONS CU-3KE19NBU CU-4KE24NBU CU-4KE31NBU (852-6-4190-584-00-2) APPENDIX A A-1[...]

  • Страница 97

    For Outdoor Unit This air conditioner uses the refrigerant R410A. External diameter of service port R410A: 5/16" Split System Air Conditioner 85264190584002 2011 CV6233187853 INSTALLATION INSTRUCTIONS NOTE Contents Page IMPORT ANT! Please Read Before Starting .................................. 2 1. GENERAL .....................................[...]

  • Страница 98

    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[...]

  • Страница 99

     8VHWKHIODUHPHWKRGIRUFRQQHFWLQJWXELQJ  $SSOUHIULJHUDQWOXEULFDQWWRWKHPDWFKLQJVXUIDFHVRI the flare and union tubes before connecting them, then tighten the nut with a torque wrench for a leak-free connection.  &KHFNFDUHIXOOIRUOHDNVEHIRUHVWDUWLQJWKHWHVWUXQ  'R?[...]

  • Страница 100

    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[...]

  • Страница 101

    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[...]

  • Страница 102

    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 [...]

  • Страница 103

    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-MKE7NKU,CS-MKE9NKU,CS-MKE12NKU) (CS-MKE9NB4U,CS-MKE12NB4U) (CS-[...]

  • Страница 104

    8 (B) Fig. 4d C B A (CS-MKE7NKU,CS-MKE9NKU,CS-MKE12NKU) (CS-MKE9NB4U,CS-MKE12NB4U) (CS-MKE7NKU,CS-MKE9NKU,CS-MKE12NKU) (CS-MKE9NB4U,CS-MKE12NB4U) D Outdoor unit Indoor unit (CS-MKE18NKU) (CS-KE18NB4UW) 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-MKE7NKU,CS-MKE9NKU,CS-[...]

  • Страница 105

    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-MKE7NKU,CS-MKE9NKU,CS-MKE12NKU) (CS-MKE9NB4U,CS-MKE12NB4U) Outdoor unit Indoor unit (CS-MKE7NKU,CS-MKE9NKU,CS-MKE12NKU) (CS-MKE9NB4U,CS-MKE12NB4U) 1/2"(12.70 mm ) 1/2"(12.70 mm ) 3/8"(9.52 mm ) 3/8&qu[...]

  • Страница 106

    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-MKE7NKU,CS-MKE9NKU,CS-MKE12NKU) (CS-MKE9NB4U,CS-MKE12NB4U) Outdoor unit Indoor unit (CS-MKE24NKU) 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/[...]

  • Страница 107

    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[...]

  • Страница 108

    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) [...]

  • Страница 109

    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[...]

  • Страница 110

    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-3KE19NBU Fig. 6b 23-15/16 5-1[...]

  • Страница 111

    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[...]

  • Страница 112

    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[...]

  • Страница 113

    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[...]

  • Страница 114

    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[...]

  • Страница 115

    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[...]

  • Страница 116

    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[...]

  • Страница 117

    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 [...]

  • Страница 118

    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[...]

  • Страница 119

    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[...]

  • Страница 120

    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[...]

  • Страница 121

    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[...]

  • Страница 122

    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[...]

  • Страница 123

    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 [...]

  • Страница 124

    DC1111-0[...]