FAULT FINDING
Problem
Cause
Remedy
Desired room temperature
is not reached
Thermostatic radiator
valve(s) set too low
Room thermostat set too Increase room thermostat
low setting
Temperature control on
boiler set too low
Air trapped in heating
system
Desired room temperature
exceeded by large amount
Temperature rises instead
of falling
Radiators are too hot
Clock is incorrectly set
Increase thermostatic
radiator valve setting(s)
Increase temperature
control setting
Bleed radiators and
recharge heating system
Turn down thermostatic
radiator valves / room
thermostat / boiler
temperature control setting
Check setting
FAULT FINDING
GREENSTAR UTILITY 32/50 - 50/70
8 716 109 712b (07.2010)
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