Install Instructions

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REFERENCE PARTS LISTING
Replacement parts may be ordered
through your plumber or the local
distributor. When ordering replacement
parts, always have the following
information ready:
Model, Serial and Product
number
Type of gas
Item number
Parts description
1. Vent Termination Elbow with Rodent
Screen
2. **Vent Pipe
3. **Vent Pipe Coupling (if required)
4. **Vent Pipe Elbow (long radius)
5. Blower High Limit Switch (see
Figure 62)
6. T&P Valve
7. Cold-Water Inlet Nipple/Diptube
8. Baffl e Assembly
9. ** Discharge Pipe
10. Gas Control Valve/Thermostat
(Honeywell)
1.
2.
3.
4.
11. Gas Valve Electronic Control Module
And Cover
(Honeywell)
12. Drain Valve
13. Outer Gas Door
14. Manifold Door Assembly (behind
outer door) (see Figures 59 & 60)
15. **Floor Drain
16. **Metal Drain Pan
17. Flammable Vapor Sensor (under
cover) (see Figure 61)
18. C ombo Heating System Return
Inlet (Optional)
19. Air Inlet Snorkel
20. Combo Heating System Supply
Outlet (Optional)
21. Blower with Power Cord (see also
Figure 62)
22. Air Switch (inside box) (see Figure
62)
23. Junction Box (see Figure 62)
24. Junction Box Cover (see Figure
62)
25. Air Tubing (see Figure 62)
26. Rubber Coupling (see also Figure
62)
27. Gear Clamp (see also Figure 62)
28. Flue Collector
29. Hot-Water Outlet Nipple
30. Anode (under cap)
32. Flexible Manifold Tube (see Figures
59 & 60)
33. Viewport (see Figures 59 & 60)
34. Flame Sensor Rod (see Figures 59
& 60)
35. Gas Orifi ce (see Figures 59 & 60)
36. Sheet Metal Burner (see Figures 59
& 60)
37. Gas Manifold (see Figures 59 &
60)
38. Hot-Surface Igniter (see Figures 59
& 60)
39. Manifold Door Gasket (see Figures
59 & 60)
40. Manifold Door (see Figures 59 &
60)
41. Two Piece Grommet With Clip (see
Figures 59 & 60)
** parts not supplied with the water
heater
Front View Rear View
Figure 57 Figure 58
1
6
9
10
12
13
16
17
20
18
2
3
4
21
27
21
8
7
14
11
15
26
19
28
29
7
30
Combustion
Air Inlets
27
Blower
Dilution Air
Inlets