40
3044826_201403
Service Manual
- Unlock the casing lid with the l.h. and r.h. rotating locks.
Release the lower part of the casing lid and unhook at the
top.
The mains terminals are ‚live‘ even when the ON/
OFF switch has been switched OFF.
- Disconnect the system from the power supply.
- Pivot the control unit lid down.
Switch OFF the boiler at the ON/OFF switch.
Close the gas shut-off valve.
rotating lock
To Next Page
