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Dimensions; Appliance Design - Bosch W11B Installation And Operating Instructions Manual

Gas instantaneous water heater
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1.5

Dimensions

Dimensions
A
B
(mm)
W11..B...
310
580
W14..B...
350
655
425
655
W18..B...
1.6

Appliance design

6 720 607 527
C
D
E
F
228
112,5
463
60
228
132,5
510
95
334
132,5
540
65
G
H (Ø)
Natural Gas
LPG
25
1/2"
30
30
Fig. 3
1. Outer case
2. Hole for fixing to wall
3. Observation window
4. Temperature control
5. LED indicator for battery
charge level
6. On/Off switch
7. Output control
8. Gas connection
9. Flue socket
10. Draught diverter with flue
gas monitor
11. Heat exchanger
12. Automatic gas valve
13. Igniter unit
14. Battery compartment
15. LED indicator for burner
status
Fig. 2
1. Heat exchanger
2. Ionisation detector
3. Main burner
4. Injector
5a. Testing point for burner pressure
5b. Testing point for supply pressure
6. Slow ignition valve
7. Temperature control
8. Venturi
9. Water valve
10. Flow restrictor
11. Water filter
12. Cold water supply pipe
13. Diaphragm
14. Microswitch
15. Main gas valve
16. Regulating screw
17. Gas inlet
18. Gas filter
19. Battery compartment
20. Hot water pipe
21. Igniter unit
22. On/Off switch
23. LED indicator for battery charge level
24. Servo valve
25. Output control
26. Gas valve
27. Gas valve for pilot burner
28. Pilot burner injector
29. Igniter electrode
30. Pilot burner
31. Temperature limiter
32. Flue gas safety device
33. LED indicator for burner status
3

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This manual is also suitable for:

W14bW18b