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Check Gas & Electricity
supplies turned 'ON'
Set Thermostat to 'MAX'
9.
FAULT FINDING CHART
Has Burner flame established
NO
Check 230V present at Ignition
Control &
circuit continuity
230V at Ignition Control &
circuit continuity correct
YES Check gas Supply pressure at
control valve test point 'IN'
NO
Rectify electricity supply or
circuit continuity
Gas Supply pressure in
accordance with section 3.2.
of manual
YES Check gas Setting pressure
at Control valve test point
'OUT'
NO
Rectify Gas Supply to the
appliance
Gas Setting pressure in
accordance with section 3.2
of manual
YES
Is Ignition spark present at
Electrodes
YES
Does Ignition Spark
cease when Burner
ignites
NO
NO
NO
Adjust gas Setting pressure.
Check control valve operation
Check Spark Electrode
and circuit continuity
Check Flame Rod and
circuit continuity
Gas Setting pressure &
control valve operation
correct.
YES
Spark Electrode & circuit
continuity correct
YES
Flame Rod and circuit
continuity correct
YES Replace Ignition Control
NO
NO
NO
Replace Control Valve
Replace spark electrode &
rectify circuit continuity
Replace Flame Rod or
rectify circuit continuity
Replace Ignition Control
Replace Ignition Control
Содержание Ultra 14
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