6
Alpha CB24/28
11 FAULT FINDING FOR THE USER
If you experience a problem of no heating or hot water, try to solve the problem by following the simple checks below before
calling out a service engineer.
If applicable, pull the controls panel cover forward and down to gain access to the controls.
3. MANUAL SWITCH
The clock has a manual On/Off switch which operates as follows:-
Mid position Heating On/Off as set by the tappets
Position I (right) Heating On continuously
Position 0 (left) Heating Off continuously