21
These heaters are fitted with self diagnostics electronics. Should a fault occur the heater will shut down and
the fault with a pair of digits will be displayed in the display screen. Refer to the following table for probable
cause and suggested remedy
.
Error code Problem Probable Cause Suggested Remedy
Air filter is clogged
Clean Air Filter and operate again. If problem
persists call for service.
Gas valve is not fully opened
Check gas valve is fully open and operate
again. If problem persists call for service.
The gas supply volume is
inadequate
Call for a licensed plumber.
Air filter is clogged
Clean Air Filter and operate again. If problem
persists call for service.
Gas valve is not fully opened
Check gas valve is fully open and operate
again. If problem persists call for service.
Insufficient ventilation
Open windows slightly or install ventilation
points and operate again. If problem persists
call for service.
The gas supply volume is
inadequate
Call for a licensed plumber.
Thermo switch is off Call for service.
Air Filter is clogged
Clean Air Filter and operate again. If problem
persists call for service.
Louvre is obstructed
Remove obstruction and operate again. If
problem persists call for service.
16
Room Temperature Too
High
Room temperature thermistor
failure
Call for service.
31
Room Temperature
Thermistor is Abnormal
Room temperature thermistor
failure
Call for service.
33
Overheat Thermistor is
Abnormal
Overheat Thermistor failure Call for service.
62
Abnormal Fan Speed Fan failure Call for service.
71
Gas Valve is Abnormal Gas valve failure Call for service
72
Thermocouple Circuit is
Abnormal
Thermocouple failure Call for service
73
Gas Circuit is Abnormal Gas circuit failure Call for service.
Tilt over switch is activated
Place heater on a stable and level surface and
operate again. If problem persist call for
service.
Wiring is disconnected Call for service.
76 Communication Error
11 Ingnition Failure
12 Flame Failure
14 Thermo Switch Cut Off
Error Codes
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