Summer Mode, Hot Water Only (R 25 & 30 Appliances) - Worcester benchmark ZWB 7-25 R 25 HE Design, Installation And Servicing Instructions

3.6 Summer Mode, Hot Water Only
(R 25 & 30 Appliances)
With room thermostat
B Turn temperature control
as far as the stop.
The central heating is now turned off. The hot water function
and the mains power supply for the heating programmer and
timer remain switched on.
6 720 610 577 GB (03.11)
Operating the Appliance
on the appliance anti-clockwise
15