A.O. Smith 120 trough 500 Manuals

A.O. Smith 120 trough 500 Manuals

Manuals and User Guides for A.O. Smith 120 trough 500. We have 1 A.O. Smith 120 trough 500 manual available for free PDF download: Service Handbook

A.O. Smith 120 trough 500 Service Handbook

A.O. Smith 120 trough 500 Service Handbook (55 pages)

Series 100-109

Brand: A.O. Smith | Category: Water Heater | Size: 14 MB

Table of Contents

Table of Contents
2
Clearances from Combustibles
4
Installation
4
Clearances
5
Exterior Clearance
5
Air Requirements
10
Air for Combustion
11
Contaminated Air
11
Flammable
11
Gas Pressure Requirements
12
Gas Valve
13
Venting
14
- Draft Inducer
  15
- Single Unit Installation
  15
- Power Vent Kits for Sidewall Venting
  16
- Sequence of Operation
  17
Electrical
18
Electrical
19
Transformer
20
High Limit
21
High Limit
22
PC Board
23
PC Board
24
Thermostat Test
25
Effikal Damper

28
Effikal Harness Test 28

29
Normal Operation

29
- Normal Operation
  30
Troubleshooting (Continued)

33
- Wire Harness Test
  33
- IID Module Test
  34
- Pilot Spark Test
  35
- Pilot Valve
  36
- Pilot Valve
  37
- Main Burner Test
  38
- Flame Rectification
  39
- IID Module
  40
- Main Gas Valve
  41
- Main Gas Valve
  42
Wiring Schematics

43
- Natural and Propane Gas
  43
General Service Chart

44
General Questions & Answers

45
- General Questions and Answers
  45
Parts List

48
- Parts List
  51
- Service Workbook
  51
Component Part Information

52
- Service Check List
  53
Service Check List

54
Comments

55

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