TROUBLESHOOTING G
GUIDE
Fire ssparkss bbut ppilot ddoess nnot lligght
No gas to fire, check isolators are open.
Pipework blockage, clean out.
Air not fully purged, repurge supply or wait longer.
Spark earthing to metal work, reset gap correctly.
Blocked pilot, clean out internally.
Pilot lligghtss bbut tthen ggoess oout
Severe restriction in gas supply, clear obstruction.
Faulty thermocouple, replace pilot unit.
Hold control knob in for longer.
Manual versions only - Check control knob does not foul data plate.
Fire ddoess nnot sspark aat ppilot
HT lead detached, refit.
Spark gap too large or small, reset correctly.
Faulty piezo unit, replace.
Debris shorting out electrode, clean.
Fire rrunss ffor aa ttime aand tthen ccutss ooff
Excessive room draught or flue pull, rectify.
Loose or faulty thermocouple, rectify.
ODS system in operation.
Firebox grommet seal not fitted, rectify.
Lint in pilot aeration hole, clean thoroughly internally
Pilot fflame sshrinkss w
when ffire iiss oon hhiggh
Poor gas flow to fire, check pressure with fire on high.
If pressure is low, remove any restriction in pipework or valve.
Check all isolators are adequately sized and fully open.
Check meter pressure is adequate.
Air leak under base of firebox, rectify.
Lint in pilot aeration hole, clean thoroughly internally.
Fire ssmellss w
when ffirsst llit oor iin uusse
Newness smell from brand new appliance.
Spillage occurring. Carry out spillage test and rectify any problems.
Low temperature sealants or combustible materials used in incorrect
positions.
Air leak under base of firebox, rectify.
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