Maintenance Procedure - Wolf CGB-75 Maintenance Instructions Manual

Pivot the control unit flap down.
Switch OFF the condensing boiler at the ON/OFF switch.
The mains terminals are 'live' even when the
ON/OFF switch has been switched OFF.
Disconnect the system from the power supply.
Close the gas tap.
Danger of burning
Leave to cool down for half an hour before beginning
maintenance work on the appliance
Undo screws on front casing cover. Release the bottom of the
front casing cover and unhook at the top.
Seal the front casing tightly with screws after
completing the service. There is a risk of carbon
monoxide poisoning if the flue system is faulty.
4

Maintenance procedure

Screws
30 62 556_0709