Layout Of Appliance - Worcester ZWBR 7-28 HE plus Installation And Servicing Instructions

Details of the appliance
1.6

Layout of appliance

221.1
221.2
27
226
20
29
271
43
9
63
358
64
7
418
355
6.1
295
4
Fig. 2
4 Heatronic control
6 Heat exchanger safety temperature limiter
6.1 Hot water NTC sensor
7 Testing point for gas supply pressure
8.1 Pressure gauge
9 Flue gas temperature limiter
15 Relief valve
18 Pump
20 Expansion vessel
27 Automatic air vent
29 Air gas Mixer unit
32.1 Electrode assembly
36 Temperature sensor in CH flow
43 CH flow
63 Adjustable gas flow restrictor
64 Adjusting screw for min. gas flow volume
88 3-way valve (combi)
98 DHW flow switch (combi)
102 Inspection window
6
120
349
234.1
234
102
32.1
36
6
415
416
396
18
423
15
8.1
88
400
98
6 720 610 597 - 02.1O
120 Fixing points
221.1 Flue duct
221.2 Combustion air intake
226 Fan assembly
295 Appliance type sticker
234 Testing point for combustion products
234.1 Testing point for combustion air
271 Flue duct
349 Cover plate for twin flue duct connection
355 Plate-type domestic hot water heat exchanger
358 Condensate trap
396 Hose Condensate trap
400 Textdisplay
415 Cover plate for cleaning access
416 Condensate collector
418 Data plate
423 Siphon
6 720 610 597 GB (01.07)