Bosch WR 400 -8 K..G Series - Appliance Dimensions and Construction; Connecting Measurements Guide; Constructional Components Overview

36 720 606 692 (02.05)
1.4 Constructional Details
1.3 Connecting Measurements
1 Front cover
2 Gas control slide
3 Water flow selector
4 Gas connection
5 Draught diverter
6 Chimney with
draught diverter
7 Heat exchanger
8 Gas valve assembly
9 Ignition unit
10 Water valve
assembly
11 Led failure indicator
12 Led indicator main
burner condition
1 Pilot burner
2 Sparking plug
3 Sensor electrode
4 Heat exchanger
5 Burner
6 Injector nozzle
7a Measuring point (burner)
7b Measuring point (inlet gas)
8 Hydrogenerator
9 Main gas valve
10 Diaphragm (gas)
11 Pilot gas valve
12 Servo valve
13 Slow ignition valve
14 Venturi
15 Gas inlet
16 Water valve
17 Correcting screw for min.
water flow
18 Water flow selector
19 Switch
20 Water governor
21 Water filter
22 Diaphragm (water)
23 Cold water connecting pipe
24 Hot water connecting pipe
25 Ignition unit
26 Gas control slide
27 Poppet valve head
28 Pilot gas pipe
29 Temperature limiter
Diagram 1
Diagram 2
Dimensions
ABC
D
EFG
(mm)
LPG NG
WR 250-8 KG
360 680 228 115 462 162 25 R1/2" R3/4"
WR 350-8 KG
400 755 228 140 500 196 30 R1/2" R3/4"
WR 400-8 KG
460 755 334 140 530 166 30 R1/2" R3/4"
H