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TROUBLE SHOOTING:
Before diagnosing any machine for defective components check the following items:
v Check all power cords and appropriate circuit breakers to ensure that electrical power is supplied to the machine.
v Check all machine gas shut off valves to ensure that gas is supplied to the machine.
v Check all machine fuses.
v Check any appropriate electrical connections within the machine.
v Check all appropriate switches and gas valve knobs to ensure that machine is operated correctly.
Defective Electronic Ignition Module.
Defective Main Burner Solenoid.
Pilot lights normally but Main Burners do NOT ignite.
Defective Electronic Ignition Module.
Defective Flame sensor.
Pilot lights but sparking continues.
Defective Electronic Ignition Module.
Plugged Pilot orifice.
Defective Pilot Solenoid.
Spark sound can be heard but pilot does Not light.
Defective Electronic ignition Module.
Defective Spark Wire/Pilot assembly.
Temperature control calls for heating, nothing else
happens.
Electronic Ignition Option:
Defective K5 Relay.Computer shows a display but Main Burners can be
controlled by the Back Up Thermostat.
Defective K6 Relay.
Defective K1 Relay.
Defective Electronic Ignition Module (if equipped).
Defective Gas Valve.
Computer shows a display but Main Burners will NOT
light.
Defective Probe.Computer Display shows PROBE.
Computer Option:
Defective OFF-ON-START Switch.
Defective Computer.
Computer will NOT light.
Defective Thermostat.
Leaks in the Gas Valve to Thermostat tubing.
Defective Gas Valve.
Main Burners run constantly.
Defective Thermostat.
Defective Gas Valve.
The temperature of the oil is erratic.
Defective Thermostat.
Defective Gas Valve.
The temperature of the oil is constant but not maintaining
the desired level.
Defective Gas Valve.
Defective Thermostat.
Plugged Regulator Vent cap.
Main Burners will NOT ignite.
Defective Thermocouple.
Defective or Tripped Hi Limit.
Defective Pilot Solenoid.
Defective Hi Limit Wire.
Pilot lights, goes out when Gas Valve Knob is released.
Plugged pilot orifice.Pilot will NOT light, when depressing the Gas Valve Knob.
POSSIBLE CAUSESSYMPTOM
35C+, 7, 14, 18, 24, 34 & 14R with NO options:
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