John Wood Superflue Power Vent (75 Gallon) - Manual (Page 4)

– 4 –
Replacement Parts Listing/Clearance to Combustibles
1. TERMINATION ELBOW WITH RODENT SCREEN
2. PIPE LENGTH *
3. PIPE COUPLING *
4. PIPE ELBOW *
5. RUBBER COUPLING
6. AIR TUBING
7. AIR SWITCH
8. JUNCTION BOX
9. JUNCTION BOX COVER
10. POWER CORD
11.
BLOWER
12. BLOWER SUPPORT BRACKET
13. DRAFT DIVERTER
14. HIGH LIMIT SWITCH
15. ANODE (UNDER CAP)
16. INLET NIPPLE
17. DIPTUBE
18. T&P VALVE
19. DRIPTUBE *
20. BAFFLE ASSEMBLY
21. CONTROL VALVE (WHC)
22. CONTROL VALVE COVER (WHC)
23. INNER GAS DOOR
24. OUTER GAS DOOR
25. DRAIN VALVE
26. FLARE TUBE (GAS SUPPLY)
27. IGNITER ASSEMBLY
28. FLAME SENSOR
29. IGNITER BRACKET
30. ORIFICE
31. AIR SHUTTER
32. CAST IRON BURNER
33.
34. HEATING SYSTEM SUPPLY
35. HEATING SYSTEM RETURN
36. PVC ADAPTER
* OWNER SUPPLIED
Note: Manifold Tube Connections at Control Valve;
Right-Hand Threads for Natural Gas,
Left-Hand Threads for Propane
10
11
12
20
34
21 22
23 24
MINIMUM
CLEARANCE
50mm (2 in.)
DRAIN PAN IF REQUIRED
MIN. DIA. 660mm (26 in.)
MAX. PAN DEPTH
45mm (1 3/4 in.)
25
FLOOR DRAIN
MINIMUM
CLEARANCE
25mm (1 in.)
19
MINIMUM
CLEARANCE
25mm (1 in.)
18
17
16
14
15
MINIMUM
CLEARANCE
300mm (12 in.)
13
5
4
3 2
6
7
9 8
35
36
CAST IRON BURNER ASSEMBLY USED
WITH THE INTELLI-VENT
TM GAS VALVE.
Figure 1 Water Heater and Burner Assemblies
1
30
28 32 27
29
31 26
26
27
28
29 32
30 31 CAST IRON BURNER ASSEMBLY USED
WITH THE 2000N WDER GAS VALVE.