Technical information
135
Chapter 5 GENERAL
ROOM HEATER - FAULT FINDING
FAULT - Heater will not light
Symptoms Cause Cure
Spark visible No gas. Bottle temperature too low Check bottle and taps. See gas
supply notes.
Regulator malfunction. See gas supply notes.
Overgassed. Refer to lighting
instructions. Turn off. Wait 3 mins.
No spark.Piezo failure. Seek service attention.
HT lead shorting to earth or broken. Check and insulate or repair.
FAULT - Heater lights
Symptoms Cause Cure
Goes out Knob released too soon or not fully Refer to lighting instructions.
when knob depressed.
is released.
Thermocouple or valve failure. Seek service attention.
Goes out after Bottle temperature too low. See gas supply notes.
a time.
Chimney intake or flue partly blocked. Check and clear.
Goes out Flue disconnected or damaged. Turn heater out immediately.
when door
is slammed. Seek service attention.
FAULT - Blown Air
Symptoms Cause Cure
Not working. Supply fuse blown. Replace.
Running slowly. Hair or dust in fan wheel. Check Electrically isolate and clear with
balance of blown air system and brush.
close/open to balance system
Blowing on
one leg of
system only. 12 V systems only:- Supply reversed. Correct.