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Controls
6 720 611 138 GB (03.11)
2Controls
61 Reset button
135 Master switch
136 Boiler temperature control
170 Service valves in boiler flow and return
172 Gas isolation valve (open)
295 Identification sticker
310 Function control (Service only)
317 Display
363 Indicator lamp for “burner on”
364 Indicator lamp for “off/on”
365 “Chimney sweep” button
366 Service button
367 No function
365 61 317 366 367
ECO
310
364
135
295
136
170
363
172
170
6 720 611 138-01.1O
E