Controls - Worcester benchmark ZWB 7-25 R 25 HE Design, Installation And Servicing Instructions

2

Controls

136 365
364
135
295
8.1 System Pressure gauge
Reset button
61
135 Master switch
Central heating temperature control
136
170 Service valves in CH flow and return
Hot water
171
172 Gas isolation valve (open)
Cold water inlet
173
295 Identification sticker
Hot water temperature control (R 25 & 30)
310
317 Display
Indicator lamp for "burner on"
363
364 Indicator lamp for "off/on"
"Chimney sweep" button
365
366 Service button
"ECO" button
367
422 Optional timer
6 720 610 577 GB (03.11)
61
317 366 367
E
170
171
363 310 422
ECO
CH
C
172 173
Controls
170
6 720 610 600-01.1O
8.1
9