LAYOUT & COMPONENTS
44
43
i)
iv)
iii)
The diagram opposite excludes the top, front and RH side casing panels.
1.CONTROL BOX ASSEMBLY
2.DIVERTER VALVE
3.PRESSURE GAUGE
4.AUTO AIR VENT
44
43
i)
ii)
ii)
42b
v)
5. CH CONTROL AND MANUAL RESET OVERHEAT THERMOSTAT PHIAL
6.CASING SIDE PANEL
7.CIRCULATING PUMP
8.
9. DHW FLOW SWITCH
APPLIANCE | INFORMATION |
iii)
iv)
v)
10.PRESSURE RELIEF VALVE
11.DHW HEAT EXCHANGER
12.FLUE GAS SAMPLING POINT
13 | 13. FLUE OVERHEAT THERMOSTAT |
| PHIAL |
| 14. CASING SUPPORT PANEL |
42a
40 41
39
38
1
4
3
2
5
6
12
10 11
8 9
7
14
15
16
18
17
15. FLUE MANIFOLD ACCESS COVER |
16. AIR INLET PIPE AND CASING |
17. SECONDARY HEAT EXCHANGER |
BLEED POINT (ONE ON EITHER SIDE) |
18. SECONDARY HEAT EXCHANGER |
19. SECONDARY HEAT EXCHANGER |
DRAIN |
20. EXPANSION VESSEL |
21. OPTIONAL OPEN VENT/AIR VENT |
22. DRAIN AND OPTIONAL FEED AND |
EXPANSION |
19 | 23. CONDENSATE OUTLET |
| |
| 24. PRIMARY HEAT EXCHANGER |
| 25. TRAY |
| 26. OIL ISOLATION VALVE |
| 27. CONDENSATE TRAP |
| 28. CONDENSATE TRAP BRACKET |
| 29. COMBUSTION CHAMBER ACCESS |
| DOOR |
| 30. HEATSLAVE TANK DRAIN |
| 31. HEATSLAVE TANK |
| 32. MODE SWITCH |
| 33. BOILER MODE INDICATOR |
| 34. LOCKOUT INDICATOR |
| 35. OVERHEAT RESET BUTTONS (boiler & |
37 
35/36 34
33
32
31
30
29
| 25 24 | 23 22 |
26 |
| |
|
|
27
28
21
flue temperature) |
36. LOCKOUT RESET BUTTON |
37. SERVICE CONNECTION |
38. CH TEMPERATURE CONTROL |
39. DHW TEMPERATURE CONTROL |
40. DATA LABEL |
41. FROST THERMOSTAT SENSORS |
42a. BENTONE STERLING BURNER (12/18 & 18/25)
i)CONTROL BOX
20 ii) MOTOR
iii)AIR INTAKE CASING
iv)OIL PUMP
v)COMBUSTION HEAD
42b. RIELLO RDB 2.2 BURNER (25/32)
i)CONTROL BOX
ii)MOTOR
iii)AIR INTAKE CASING
iv)OIL PUMP
v)COMBUSTION HEAD
43.CLIP - AIR INTAKE HOSE
44.AIR INTAKE HOSE
6
INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR HEATSLAVE EXTERNAL
