Bosch NG User Manual

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Fig. 10
INTERIOR COMPONENTS DIAGRAM
AND PARTS LIST 38B
1 Cover 8 705 421 021
2 Temperature adjustment knob 8 702 000 182
4 Draft divertor 8 705 505 361
5 Heat exchanger 8 705 406 149
6 Overheat sensor (ECO) 8 707 206 040
7 Hot water pipe 8 700 703 038
8 Main burner assembly 8 708 120 301 LPG
Main burner assembly 8 708 120 011 NG
9 Burner assembl
y
washer 8 700 103 008
10 Piezo electrode 8 708 107 002
11 Pilot burner assembly 8 718 105 051
11a Pilot air screen 8 700 507 055
12 Pilot orifice 8 708 200 005 NG
“ 8 748 200 173 LPG
13 Pilot Tube 8 710 707 166
14 Thermocouple 8 747 202 083
15 Gas valve 8 707 011 456 LPG
Gas valve 8 707 011 466 NG
16 Electromagnet 8 707 201 012
17 Thermocable 8 747 202 209
18 Water valve assembly 8 707 002 497
19 Pushrod 8 703 406 204
20 Water valve diaphragm 8 700 503 050
21 Slow i
g
nition valve 8 708 503 063
22 Water valve water governor 8 707 402 018
23 Water valve selector screw 8 708 500 166
25 Water inlet filter 8 700 507 001
26 Water valve venturi 8 708 205 210
27 Throttle Disc 8 700 100 169 NG
28 Piezo igniter 8 708 108 040
29 Screw 8 703 401 051

Bosch NG Specifications

General

Brand	Bosch
Model	NG
Category	Water Heater
Language	English