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Page 56
Problem Probable Cause Remedy
Have battery load checked
and load tested, charge if
low and replace if
necessary. Allow water to
cool 2 minutes before
shutting o engine
Battery voltage low
Engine RPM should be
3600 RPM with no load
RPM too low
Check engine charging
system - Must have
16 ampere output minimum
Engine charging system is
faulty
Adjust electrodes to
maximum 1/8” gap
Electrodes misadjusted
Fuel pump pressure should
be approximately 100 to
140 PSI
Fuel pump pressure too high
Adjust for proper burn
Air band open too far
Check amp draw of burner
motor - should be 13
amperes or less. Check
amp draw of transformer,
should be 4.2 amperes or
less
Burner amp draw too high
Battery keeps losing
voltage (For 12 volt
burner systems)
HEATING BURNER SYSTEM: NATURAL GAS OR LIQUID PROPANE FIRED
Problem Probable Cause Remedy
Turn switch to ONBurner switch no set to ON
Pull trigger. Burner should
only re when trigger is pulled.
Trigger not pulled
Turn gas valve ONGas valve turned OFF
Check for 24vAC between
pilot valve (PV) and PV/MV.
Valve will operate between
20.5 and 28.5vAC.
No voltage to the valve
Turn gas valve ONGas valve turned OFF
Check for 24vAC incoming
@ 24V & 24V ground. (If
you get voltage to module,
but not through module,
replace.
Defective ignition module
Check for 24v output. If no
voltage, replace.
Defective transformer
ReplaceDefective ow switch
ReplaceDefective thermostat
Pilot will not light,
burner will not re
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