Boiler temperature
f--.
below
s·c
Pump antiseize
Holiday mode
set to ON
Run autofroststat
function
Pump run 5 seconds
every 24hrs
DHW demand active
Frost protection active
All other demands not
active
~ O R C E S T E R
INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER BOSCH GREENSTAR 25CDV30CDV37CDc!42CD'
Bosch Group
6 720 613 700a (2006/11)
PROTECTION FUNCTION
PROTECTION FUNCTION