36 720 607 529
1.4 Dimensions
Fig. 2
1.5 Appliance design
Fig. 3
1. Pilot burner
2. Igniter electrode
3. Ionisation detector
4. Heat exchanger
5. Main burner
6. Injector
7a. Testing point for burner pressure
7b. Testing point for supply pressure
8. Slow ignition valve
9. Venturi
10. Temperature control
11. Water valve
12. Adjusting screw for min. water flow rate
13. Flow restrictor
14. Water filter
15. Cold water supply pipe
16. Diaphragm
17. Main gas valve
18. Regulating screw
19. Gas inlet
20. Gas filter
21. Hydrodynamic generator
22. Hot water supply pipe
23. Igniter unit
24. LED - burner status
25. On/Off switch
26. LED - failure indicator
27. Servo valve
28. Output control
29. Gas valve
30. Gas valve for pilot burner
31. Pilot burner injector
32. Gas pipe for pilot burner
33. Temperature limiter
34. Flue gas safety device
1. Outer case
2. Hole for fixing to wall
3. Observation window
4. Temperature control
5. LED failure indicator
6. On/Off switch
7. LED indicator for burner
status
8. Output control
9. Gas connection
10. Flue socket
11. Draught diverter with flue
gas monitor
12. Heat exchanger
13. Automatic gas valve
14. Igniter unit
15. Water valve
Dimensions
A B C D E F G H (Ø)
(mm) Nat. Gas G.P.L.
WR11..G...
310 580 228 112,5 463 60 25
WR14..G...
350 655 228 132,5 510 95 30
WR18..G... 425 655 334 132,5 540 65 30
1/2"
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