Technical information

The control panel will not
reset .
Red light on

Faulty flame control module

Replace the flame control
module after first checking the
electrical connections
Fan works intermittently

Defective fan control

Change fan control or SND
thermostat

Insufficient gas pressure

Check that the gas type is
suitable for the heater .
Check the gas pressure
Check burner head pressure.
The fan does not work.

Defective fan control

Change fan control or SND
thermostat

Faulty fan

Check fan capacitor.
Check the fan motor .
The heater works
continuously with out
reaching the required
temperature

Heater to small for application
Insufficient gas pressure

Re check heat output required
for the application
Check that the gas type is
suitable for the heater .
Check gas pressure.
Check burner head pressure.

Dirty heat exchanger

Clean heat exchanger