A.O. Smith GAHH 50 100 manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56

Ir para a página of

Bom manual de uso

As regras impõem ao revendedor a obrigação de fornecer ao comprador o manual com o produto A.O. Smith GAHH 50 100. 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 electrónicoA.O. Smith GAHH 50 100 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 A.O. Smith GAHH 50 100 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 A.O. Smith GAHH 50 100, 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 A.O. Smith GAHH 50 100 deve conte:
- dados técnicos do dispositivo A.O. Smith GAHH 50 100
- nome do fabricante e ano de fabricação do dispositivo A.O. Smith GAHH 50 100
- instruções de utilização, regulação e manutenção do dispositivo A.O. Smith GAHH 50 100
- 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 A.O. Smith GAHH 50 100 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 A.O. Smith GAHH 50 100 e formas de resolver problemas comuns durante o uso. No final, no manual podemos encontrar as coordenadas do serviço A.O. Smith 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 A.O. Smith GAHH 50 100, como para a versão papel.

Por que ler manuais?

Primeiro de tudo, contem a resposta sobre a construção, as possibilidades do dispositivo A.O. Smith GAHH 50 100, 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 A.O. Smith GAHH 50 100. 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

  • Página 1

    1 Printed in U.S.A. 10/10 318181-000 SER VICE HANDBOOK FOR ST ANDARD RESIDENTIAL HIGH EFFICIENCY A TMOSPHERIC VENT (FVIR) GAS W A TER HEA TERS MODELS: GAHH 40 100, GP 6 40YPC T 100, PCG6240T403NOV 100, PCG2J4040T3NOV 100, 12 40GPC T 100, PCG2J4040T3NOV 100, GAHH 50 100, GP 6 50YPC T 100, PCG250T403NOV 100, PCG2J5040T3NOV 100, 12 50GPC T 100, PCG2J5[...]

  • Página 2

    2 ALL TECHNICAL AND W ARRANTY QUESTIONS SHOULD BE DIRECTED T O THE LOCAL DEALER FROM WHOM THE W A TER HEA TER W AS PURCHASED. IF YOU ARE UNSUCCESSFUL, CONT ACT A. O. SMITH WA TER HEA TERS RESIDENTIAL TECHNICAL ASSIST ANCE A T 1-800-527-1953 OR WWW .HOTWA TER.COM.[...]

  • Página 3

    3 Y our safety and the safety of others is extremely important in the servicing of this water heater . Many safety-related messages and instructions have been provided in this handbook and on the water heater to warn you and others of a potential hazard. Read and obey all safety messages and instructions throughout this handbook. It is very importa[...]

  • Página 4

    4 Fire or Explosion Harzard Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. Avoid all ignition sources if you smell Natural or LP gas. Do not expose water heater control to excessive gas pressure. Use only gas shown on rating plate. Maintain required clearances to combustibles. Keep[...]

  • Página 5

    5 T ABLE OF CONTENTS INTRODUCTION: Service Handbook Introduction ................................................................................................. ..........................3 W arnings and Cautions .......................................................................................................................................4[...]

  • Página 6

    6 Exhaust V ent to Ouside of Building Union Union W ater Shut-Off Va l v e W ater Supply- Cold* Expansion T ank Pressurize to Equal Supply W ater Pressure* (Relieve water pressure on the expansion tank before adjusting air pressure.) T emperature-Pressure Relief V alve with discharge piped to an adequate drain. Do not cap or plug. 6” Maximum Air [...]

  • Página 7

    7 COMBUSTION AIR AND VENT SYSTEM REQUIREMENTS T able 1: BTUH Input Minimum Square Feet with 8’ Ceiling T ypical Room with 8’ Ceiling 30,000 188 9 x 21 45,000 281 14 x 20 60,000 375 15 x 25 75,000 469 15 x 31 90,000 563 20 x 28 105,000 657 20 x 33 120,000 750 25 x 30 135,000 844 28 x 30 IMPORT ANT : • The area must be open and be able to pro v[...]

  • Página 8

    8 COMBUSTION AIR AND VENT SYSTEM REQUIREMENTS All Air from Inside the Building: When additional air is to be provided to the con fi ned area from additional room(s) within the building, the total volume of the room(s) must be of suf fi cient size to properly provide the necessary amount of fresh air to the water heater and other gas utilization e[...]

  • Página 9

    9 COMBUSTION AIR AND VENT SYSTEM REQUIREMENTS V ent Connectors: 1 . T ype B, Double wall , U.L. Listed V ent Pipe . 2. Single wall V ent P ipe. Maintain the manufacturer ’ s speci fi ed minimum clearance from combustible materials when using type B double wall vent pipe. V ent connectors made of type B, double wall vent pipe material may pass th[...]

  • Página 10

    10 • The connec t or must be f irmly attac h ed and sealed to pre vent it from falling out. • T o aid in removing the connector , a thimble or slip joint ma y be used. • The connec t or must not extend be yond the inner edge of the chimney as it ma y restrict the space bet w een it and the opposite wall of the chimney Chimney Termination Vent[...]

  • Página 11

    11 KNOW THE W A TER HEA TER’S COMPONENT P ARTS Figure 1 1. Electronic Control Display (Upper Control) The Electronic Control Display panel used on this water heater provides an easy-to-read, eye level display for temperature adjustment, fault code diagnostics and recall, powered anode rod operation and setting the temperature scale for either Fah[...]

  • Página 12

    12 KNOW THE W A TER HEA TER’S COMPONENT P ARTS Burner/Manifold Door Assembly The burner/manifold door assembly consists of several components such as: main burner , burner orifice, manifold tube and flame sense / hot surface igniter . See figure below for the complete list of components (Figure 13). *DO NOT operate the water heater without the bu[...]

  • Página 13

    13 KNOW THE W A TER HEA TER’S COMPONENT P ARTS Flammable V apor Cut Off Switch (FV Sensor) The water heater is equipped with a FV sensor , for detecting the presence of flammable vapors (e.g. spilled gasoline). When the sensor detects those vapors, the heater will shut down and not operate. If flammable vapors are detected or the sensor is inoper[...]

  • Página 14

    14 W A TER HEA TER OPERA TION The figure below shows the water heater ’ s sequence of operation when a call for heat is initiated. The gas control valve/thermostat will attempt to light the burner three times. If the flame sense rod in the burner/ manifold assembly does not detect ignition, the control will enter lockout mode indicated by the ele[...]

  • Página 15

    15 FILLING, DRAINING AND FLUSHING THE W A TER HEA TER T ANK It is recommended that the tank be drained and flushed every 6 months to remove sediment which may build up during operation. The water heater should be drained if being shut down during freezing temperatures. T o drain the tank, perform the following steps: Adequate Drain Hose Outer Door [...]

  • Página 16

    16 LIGHTING INSTRUCTIONS Read and understand these directions thoroughly before attempting to operate the water heater . Make sure the view port is not missing or damaged. Make sure the tank is completely filled with water before operating the water heater . The gas control valve/thermostat has an “On/Off Switch” and needs to be turned on befor[...]

  • Página 17

    17 ADJUSTING THE TEMPERA TURE ON THE ELECTRONIC CONTROL DISPLA Y Adjusting the T emperature Set Point - The thermostat of this water heater has been factory set at its lowest position. It is adjustable and must be reset to the desired temperature setting to reduce the risk of scald injury . The electronic control display temperature should be set a[...]

  • Página 18

    18 USING THE ELECTRONIC CONTROL DISPLA Y How to select or change the temperature scale from Fahrenheit (°F) to Celsius (°C). Figure 22. 1. The temperature scale defaults to Fahrenheit (°F). 2. T o change to Celsius (°C), press the two temperature adjustment buttons at the same time for more than five (5) seconds but less than 10 seconds to ente[...]

  • Página 19

    19 USING THE ELECTRONIC CONTROL DISPLA Y Reviewing Fault Codes: 1. Press the red up arrow button one time. 2. The display will show either E0 or E1. 3. If E0 is shown, there are no faults. By pressing the up arrow button again the display will exit the Field Service mode, or the control will exit automatically after no button is pressed for five (5[...]

  • Página 20

    20 Please check g uidelines bel ow. For your safety, w ater heater servic e should be perf ormed only by a q ualied service person. Read the GEN E RA L SAFETY INFORMAT ION supplied b y th e water heater manuf acturer. 1. “POWER” F lashing Communication Error The system has detected a communication error between the upper and lower controls. [...]

  • Página 21

    21 6. “P-S W”, “OPEN ”, and “CL EA N SC REEN” Flas hing The air pressure switch contacts remain open longer than 11 seconds aft er the combustion fan is energized. 1. Clean the screen on the combustion air intake chamber. Turn the power “OFF” for 10 to 20 seconds then “ON” again to clear 2. En sure t he pressure switch sensing t[...]

  • Página 22

    22 CONTROL DISPLA Y TROUBLESHOOTING 11. “FV-SEN SE” a nd “OPEN ” Flash ing Flammable Vapor Sensor is open 1. Check all wiring to the a mmable vapor sensor. 2. Remove the connectors from the ammable vapor sensor and measure the resistance of the sensor with an ohmmeter . A. If the reading taken is more than 1.7 million ohms, repla ce t[...]

  • Página 23

    23 Please Note: Th e co ntro l continually monitors internal circuits and extern a l se nso rs. Error codes noted abov e, and tho se f or self-diagnostic faults can be f ound on pages 20 through 22. APPLY POWER T O APPLIA N CE YES REQUEST FOR HEAT PRESENT? NO IS PRESSURE SWI TCH PROVEN OPEN WI THIN 5 SECONDS? NO COMBUSTION FAN ON YES IS PRESSURE SW[...]

  • Página 24

    24 EXTERNAL INSPECTION AND CLEANING Cleaning the Air Intake Chamber Screen: • At least twice annually the air intake chamber screen should be inspected for any dust or debris that may have accumulated on the louvers. NOTE: If the water heater is located in an area that is subjected to lint, pet hair or dirt, it may be necessary to check the air i[...]

  • Página 25

    25 ELECTRONIC CONTROL DISPLA Y REMOV AL / REPLACEMENT Important: Use only factory authorized replacement parts. If you lack the necessary skills to properly perform the installation, you should not proceed, but get help from a qualified service technician. Removing the Electronic Control Display: 1 . Set the gas control valv e/thermost a t to its l[...]

  • Página 26

    26 POWERED ANODE ROD REMOV AL / REPLACEMENT Important: Use only factory authorized replacement parts. If you lack the necessary skills to properly perform the installation, you should not proceed, but get help from a qualified service technician. T ools required: Ratchet with 1- 1/16 ” Socket, Pliers, and T eflon ® T ape or an approved pipe seal[...]

  • Página 27

    27 Installing the Powered Anode Rod: 8. Use T eflon ® tape or an appro ved pipe sealant on threads of the new po wered anode rod. 9. Prior to installing, it will be necessar y to use pliers to bend up appro ximately 90° the elec trical male connec t or on the top of the powe red anode rod. The electric al connector should be bent upw ard in order[...]

  • Página 28

    28 PRESSURE SWITCH REMOV AL / REPLACEMENT Important: Use only factory authorized replacement parts. If you lack the necessary skills to properly perform the installation, you should not proceed, but get help from a qualified service technician. T ools required: Phillips Head Screwdriver . Removing the Pressure Switch: 1 . Set the gas control valv e[...]

  • Página 29

    29 TRANSFORMER REMOV AL / REPLACEMENT g C OOLER HO T TER Electronic Control Display Fig ure 40. ON/OFF SWITCH ON OFF Fig ure 4 1 . UNPL UGGED Important: Use only factory authorized replacement parts. If you lack the necessary skills to properly perform the installation, you should not proceed, but get help from a qualified service technician. T ool[...]

  • Página 30

    30 Installing the New T ransformer: 1 0. Inser t the wiring c onnector tha t goes to the gas control valv e/ther mostat through the wire pro tector on the side of the transformer box ( Figure 4 4 ). 1 1 . At tach the t w o (2 ) flag terminal co nnectors to the transformer by aligning and pressing down (Fig ure 4 4 ). 1 2. Position the new transform[...]

  • Página 31

    31 AIR INT AKE CHAMBER BOX REMOV AL / REPLACEMENT Important: Use only factory authorized replacement parts. If you lack the necessary skills to properly perform the installation, you should not proceed, but get help from a qualified service technician. T ools required: Phillips Head Screwdriver . Removing the Air Intake Chamber Box: 1 . Set the gas[...]

  • Página 32

    32 1 4. Rotate the t op of the air intake chamber bo x from left to r igh t ( only a few inches in both directions ) while pulling outward at the bottom removing the air intak e chamber box from the combustion chamber pipe saving the air intak e chamber gask et for reinstallation (Figure 49 ). 1 5. Unplug the air pressure tubing from the back of th[...]

  • Página 33

    33 Fig ure 53. SECURE WITH SCREWS REMOVED EARLIER 25. Install the air intake chamber bo x by rotating the top of the air in t a ke chamber box from le f t to right ( only a few inches in both directions ) while pressing on the bottom por tion of the air intak e chamber box. When properly installed the air intak e chamber box will be in place agains[...]

  • Página 34

    34 WIRING HARNESS REMOV AL / REPLACEMENT Important: Use only factory authorized replacement parts. If you lack the necessary skills to properly perform the installation, you should not proceed, but get help from a qualified service technician. T ools required: Phillips Head Screwdriver . Removing the Air Intake Chamber Box: 1 . Set the gas control [...]

  • Página 35

    35 Replacing the Wiring Harness: 1 3. Locate the male to female electric al connection with close pin lock on wir ing harness (located on the right side of fan ) ( Figure 62 ). 1 4. T o separate the electric al connection of the fan and wiring harness: press down on the back por tion of the close pin lock of the electric al connec tion while pull i[...]

  • Página 36

    36 25. Install the air intake chamber screen, ensuring that the prongs of the low er por tion of the air intak e chamber screen are in plac e in the hold ing slots. Using the 2 screws remov ed in step 8, secure the air intak e c hamber screen (F igure 65). 26. Check the air pressure tubing to the fit ting on the of the air intak e chamber box and r[...]

  • Página 37

    37 AIR INT AKE CHAMBER F AN REMOV AL / REPLACEMENT Important: Use only factory authorized replacement parts. If you lack the necessary skills to properly perform the installation, you should not proceed, but get help from a qualified service technician. T ools required: Phillips Head Screwdriver . Removing the Fan from the Air Intake Chamber: 1 . S[...]

  • Página 38

    38 Installing the Fan in the Air Intake Chamber Box: 1 1 . Plug the electr ical connections of the new fan into the wiring harness: Align the electric al connec tions in s uch a position as to ensure the locking por tions of the connections are on the same side. Gently push the electric al connectors together un til the snap lock on the wir ing har[...]

  • Página 39

    39 PRESSURE TUBING REMOV AL / REPLACEMENT Important: Use only factory authorized replacement parts. If you lack the necessary skills to properly perform the installation, you should not proceed, but get help from a qualified service technician. T ools required: Phillips Head Screwdriver . Removing the Air Intake Chamber Box: 1 . Set the gas control[...]

  • Página 40

    40 Installing the Air Intake Chamber Box: 1 1 . Check the position the wir ing harness wire in the wiring channeling molded down the back center of the air intak e chamber box (Figure 7 8 ). 1 2. Connec t the air pressu re tubing to the f itting on the bottom of the air intak e chamber box and route tubing in molded inlaid of the air intak e chambe[...]

  • Página 41

    41 INNER DOOR/MANIFOLD/BURNER ASSEMBL Y REMOV AL / REPLACEMENT Important: Use only factory authorized replacement parts. If you lack the necessary skills to properly perform the installation, you should not proceed, but get help from a qualified service technician. T ools required: 3/4” Open-End Wrench or Crescent Wrench, Phillips Head Screwdrive[...]

  • Página 42

    42 Install ation Caution Must B e T a k en: 1 0. Prior to installing the new inner door/ manifold/ burner assembly , look inside the burner chamber to fully understand the cor rect positioning of the burner assembly and bur ner manifold tab . It may be necessar y to use a f lashl ight to ensure correc t placement. Care must be tak en so as to not d[...]

  • Página 43

    43 FLAME SENSE/HOT SURF ACE IGNITER REMOV AL / REPLACEMENT Important: Use only factory authorized replacement parts. If you lack the necessary skills to properly perform the installation, you should not proceed, but get help from a qualified service technician. T ools required: 3/4” Open-End Wrench or Crescent Wrench, Phillips Head Screwdriver , [...]

  • Página 44

    44 BURNER REMOV AL / REPLACEMENT Important: Use only factory authorized replacement parts. If you lack the necessary skills to properly perform the installation, you should not proceed, but get help from a qualified service technician. T ools required: 3/4” Open-End Wrench or Crescent Wrench, Phillips Head Screwdriver , Ratchet with 1/4” socket[...]

  • Página 45

    45 Removing Old Burn er : 1 1 . Af ter noting the position of the c ondensa tion drain hole on the top of the burner . T urn the inner door/ manifold/bur ner assembly upside . Using a phillips head screwdriver remo ve the 2 screws attaching the burner to the manifold pipe ( saving screws for reinstallation later ) (Figure 99) . Installing N ew Burn[...]

  • Página 46

    46 1 6. Af ter confir ming no mat er i al of any type are between door gaske t and c ombustion chamber shield, align the screws on the inner door with the screw holes on the combustion chamber and tighten with 1 /4” nu t driver or 1 /4 ” socket & ra tchet (Figure 9 7). Afte r tightening th e inner door screws, visually inspec t area around [...]

  • Página 47

    47 BURNER ORIFICE REMOV AL / REPLACEMENT g C OOLER HO T TER Electronic Control Display Fig ure 1 02 . ON/OFF SWITCH ON OFF Fig ure 1 03 . UNPL UGGED Important: Use only factory authorized replacement parts. If you lack the necessary skills to properly perform the installation, you should not proceed, but get help from a qualified service technician[...]

  • Página 48

    48 Removing Old Burn er Orif ice : 1 1 . Bur ner ma y be hot, wait u ntil burner has c ooled of f . After noting the position of the condensation drain hole on the top of the burner . T urn the inner door/ manifold/ burner assembly upside. Using a phillips head screwdriver remo ve the 2 screws attac h ing the bur ner t o the manifold pipe ( saving [...]

  • Página 49

    49 Reinstalling The I nner Door/Manifold /Burner Asse mbly 1 7 . Inser t the manifold/ burner assembly in the burner chamber compar tment, making sure that the tip of burner manifold tab engages in the slot of the bracke t (Figure 1 0 7). The tip end of the burner manifold M U ST be placed in the slotted por tion under the condensation pan to obtai[...]

  • Página 50

    50 GAS CONTROL V AL VE/THERMOST A T REMOV AL / REPLACEMENT Important: Use only factory authorized replacement parts. If you lack the necessary skills to properly perform the installation, you should not proceed, but get help from a qualified service technician. T ools required: 3/4” Open-End Wrench or Crescent Wrench, Phillips Head Screwdriver , [...]

  • Página 51

    51 1 1 . Ensuring that the gas supply line is tur ned off, disconnec t the gas piping at the ground joint union, then remove the gas piping from the gas c ontrol valv e/ thermostat (Figur e 1 16 ) . 1 2. Remove an y other f itt ings that ma y be installe d on the threaded pipe to t he gas control valve/ther mostat (Figure 1 1 6) . 1 3. Af ter ensur[...]

  • Página 52

    52 23. T urn on the gas supply to the unit and tes t the gas supply line and un ion c onnections b y br ushing on an approv ed noncor rosiv e leak detection solution (Figure 1 16 ) . 24 . T urn on the electr ical and the gas supplies to the wat er heater . Plug in the electric c onnection from the transformer to the electr ic ou tlet (Figure 1 1 3 [...]

  • Página 53

    53 * T o check where threaded portion enters tank, insert cotton swab between jacket opening and fi tting. If cotton is wet, follow draining instructions in the “Draining the W ater Heater” section and then remove fi tting. Put pipe dope or T e fl on ® tape on the threads and replace. When you are fi nished, follow the steps in “Filling [...]

  • Página 54

    54 Draw efficiency is the quantity of hot water available to the consumer before the outlet water temperature decreases 25 degrees F . A 40 gallon water heater will typically provide 70% (28 gallons) of this “usable” hot water (60% is the minimum). The burner or elements are allowed to operate during this test. Incoming, cold water mixes the re[...]

  • Página 55

    55 One pound of gas pressure is equal to 27.7 inches water column pressure Inches of W ater Column X .036091 = PSI Inches of W ater Column X .073483 = Inches of Mercury (Hg.) Centimeters = Inches X 2.54 MM (millimeters) =Inches X 25.4 Meters = Inches X .0254 Doubling the diameter of a pipe will increase its flow capacity (approximately) 5.3 times. [...]

  • Página 56

    56 ALL TECHNICAL AND W ARRANTY QUESTIONS SHOULD BE DIRECTED TO THE LOCAL DEALER FROM WHOM THE WA TER HEA TER W AS PURCHASED. IF YOU ARE UNSUCCESSFUL, CONT ACT A O SMITH WA TER HEA TERS RESIDENTIAL TECHNICAL ASSIST ANCE A T 1-800-527-1953 OR WWW .HOTW A TER.COM.[...]