Worcester WR 325 BF Installation And Servicing Instructions page 3
Gas fired multipoint
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Also See for WR 325 BF:
- User operating instructions (4 pages) ,
- Installation and servicing instructions (11 pages)
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Fig. 1. Appliance water flow diagram
Heat exchanger
1.
2.
Pilot gas pipe
3.
Gas injector nozzle
4.
Measuring point
6.
Valve spring
7.
Large gas valve
8.
Pilot gas filter
9.
Pilot gas valve
Main gas valve
10.
KEY TO COMPONENTS
Pilot gas valve stem
11.
12.
Pilot gas button
13.
Gas control slide
14.
Piezo igniter
15.
Gas filter
16.
Magnetic unit
17.
Slow-ignition valve
18.
Venturi
19.
Measuring point
Gas inlet
20.
3
Water strainer
21.
22.
Hot water connecting pipe
23.
Cold water connecting pipe
24.
Volumetric water governor
25.
Water flow selector
26.
Relief valve
27.
Correcting screw for minimum
water flow
28.
Diaphragm
29.
Blow-off valve
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