Observation:
Select appropriate fault code from below:
FAULT CODES
Fan Fault
Flame before Gas On
Flame Loss
Flow Thermistor Fault
Flow / Return Reversed
(assumes boiler installed correctly)
High Flow / Return Diff
Ignition Lockout
Low Water Pressure
Low (or High) Mains Voltage
Flame before Gas On
Flame Loss
Flow Thermistor Fault
Flow / Return Reversed
(assumes boiler installed correctly)
High Flow / Return Diff
Ignition Lockout
Low Water Pressure
Low (or High) Mains Voltage