Atwood 7912-II Manuals

Manuals and User Guides for Atwood 7912-II. We have 1 Atwood 7912-II manual available for free PDF download: Service Manual

Atwood 7912-II Service Manual

Atwood 7912-II Service Manual (59 pages)

Brand: Atwood | Category: Furnace | Size: 1.7 MB

Table of Contents

Recommended Tools & Equipment

2
- Table of Contents
  3
79/80 Series Model Identification

4
- 79-II Directional Air Box Insert
  5
85 Series Model Identification

6
89 Series & 2-Stage Model

7
- Model Identification
  7
Wiring Diagrams 7900-II/8000-II Series

8
Model 1H2C Digital Thermostat

14
Model 2H2C Digital Thermostat

15
- Furnace Operation
  15
- Fan Operation
  15
- DC Models (2-Stage Excalibur ™ )
  17
Sequence of Operation

18
- Pilot Models
  18
- AC Models
  19
Safety & Warnings

20
Annual Preventative Maintenance Inspection

21
Furnace Parts

22
- Mechanical Thermostat
  22
- Circuit Breaker & Motor
  23
- Circuit Boards
  23
- Relay
  24
- Sail Switch
  24
- Limit Switch
  24
- Dual Solenoid Gas Valve
  25
- Burner Head, Electrode & Valve Assembly
  25
- The 4 Always (Gas Pressure, Voltage, Ducting, Return Air)
  26
  - Gas Pressure
    26
  - Return Air
    27
Trouble Shooting Guides

29
- Thermostat
  29
- Electronic Ignition Models
  30
- Electronic Ignition Models
  31
- Pilot Model
  32
- Pilot Model
  33
Furnace Terminology

34
Return Goods Policy ( RETURN ADDRESS )

36
Warranty Procedures

36
Warranty

37
Flat Rate Schedule

38
Furnace Parts Breakdowns

39
- 7900-II/8000-II Series
  39
- 8500-III Series
  40
- 8500-IV Series
  41
- 8900-III Series
  42
- 2-Stage Model 1522 & 2334
  43
- 2-Stage Model 2540
  44
- 85-IV 16, 85-IV 20, 85-IV 25, 85-IV 31, 85-IV 35, 1522, 2334 2 - Stage & R-25
  45
Replacement Part Reference

46
Atwood Furnace Installation Parts

58

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