Bosch WR430-3K Installation Operation & Maintenance page 20

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Fig. 18
INTERIOR COMPONENTS DIAGRAM
AND PARTS LIST WR430
Front Cover
Bosch Decal
Plastic lower snap-on
Temperature adjustment knob complete
Temperature adjustment knob
Exhaust fan assembly
Draft diverter
Fan protection
Flue gas safety device
Heat Exchanger
Hot water pipe
Washer
Overheat sensor (ECO)
Cold water pipe
Main burner assembly
Washer for burner assembly
Throttle disc
Gas Valve
Diaphragm switch
Main solenoid valve
Pilot solenoid valve
O-ring
Electrode ignition group
Pilot burner assembly
Pilot orifice
Pilot gas tube
Washer
Electronic control box
Electric control box
On/Off switch
Microswitch
Water valve
Water valve repair kit
Slow ignition valve
Diaphragm
Water inlet filter
Selector screw
Volumetric water governor
Venturi
Cover complete
8 705 421 255
8 701 103 050
8 705 506 451
8 702 000 219
8 702 000 111
8 707 204 023
8 705 505 451
8 701 302 164
8 707 206 185
8 705 406 235
8 700 705 556
8 710 103 045
8 707 206 040
8 700 705 294
8 708 120 298 NG
8 708 120 296 LP
8 710 103 060
8 700 100 189 LP only
8 707 011 811 NG
8 707 011 812 LP
8 708 504 021 NG
8 708 504 049 LP
8 708 501 250
8 708 501 249
8 700 205 120
8 718 107 067
8 708 105 337 NG
8 708 105 491 LP
8 708 200 069 NG
8 708 200 312 LP
8 700 707 349
8 700 103 173
8 707 207 011
8 707 101 021
8 707 200 014
8 707 200 007
8 707 002 534
8 703 406 178
8 708 503 063
8 700 503 053
8 700 507 045
8 708 500 251
8 707 402 015
8 708 205 249
8 705 500 076