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4.4. Installation and Operational Troubleshooting
The table below is intended for problems related to the fire and its gas controls. It is a guide
only and does not take into account every eventuality. Servicing must be carried out in
accordance with the current Gas Safety (Installation and Use) Regulations 1994, by a
competent person.
It is recommended that the purchaser seek the advice of the original installer in case of
encountering any problems.
Symptom
Cause
Remedy
Piezo Unit will not
spark
a) Electrode cracked or
broken
Replace pilot assembly
b) HT lead shorting out on
burner body
Establish where spark is
occurring and insulate or re-
route lead accordingly.
c)
Faulty HT unit.
Replace HT unit.
Piezo operates
normally but pilot
will not light
a) Interruption to gas supply
Rectify
b) Pilot jet blocked
Replace pilot assembly
c) Pilot filter blocked or
partially blocked
Remove and clean or replace
Pilot lights, but goes
out when control is
released
a) Loose
thermocouple
connection at control
valve end
Remake thermocouple
connection
b) Faulty Thermocouple
Replace pilot assembly
c) Faulty Mag-valve unit in
BM control
Replace the BM control valve.
Main burner will not
light readily from
pilot
a) Coal/s blocking gas route
to pilot
Rearrange coals in pilot area
b) Debris clogging cross
lighting slot on burner
board
Remove and clean carefully