Troubleshooting, Observed Problem, Remedy

TROUBLESHOOTING

Note: All troubleshooting items are listed in order of operation.

OBSERVED PROBLEM

When ignitor button is pressed, there is a spark at ODS/pilot but no ignition.

WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater.

POSSIBLE CAUSE

1.Gas supply turned off or equip- ment shutoff valve closed.

2.Control knob not in PILOT position.

3.Control knob not pressed in while in PILOT position.

4.Air in gas lines when installed.

5.Depleted gas supply.

6.ODS/pilot is clogged.

7.Gas regulator setting is incorrect.

CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/ pilot unit.

REMEDY

1.Turn on gas supply or open equipment shutoff valve.

2.Turn control knob to PILOT position.

3.Press in control knob while in PILOT position.

4.Continue holding down control knob. Repeat igniting operation until air is removed.

5.Contact local propane/LP gas company.

6.Clean ODS/pilot (see Cleaning

and Maintenance,page 11 ) or re- place ODS/pilot assembly.

7.Replace control valve.

ODS/pilot lights but flame goes out when control knob is released.

1.Control knob not fully pressed in.

2.Control knob not pressed in long enough.

3.Equipment shutoff valve not fully open.

4.Thermocouple connection loose at control valve.

5.Pilot flame not touching thermocouple. This allows thermocouple to cool causing the pilot flame to go out. This problem could be caused by one or both of the following:

A)Low gas pressure.

B)Dirty or partially clogged ODS/ pilot.

6.Thermocouple damaged.

7.Control valve damaged.

1.Press in control knob all the way.

2.After ODS/pilot lights, keep control knob pressed in for 30 seconds.

3.Open equipment shutoff valve all the way.

4.Hand tighten until snug, then tighten 1/4 turn more.

5.A) Contact local propane/LP gas company.

B)Clean ODS/pilot (see Cleaning and Maintenance, page 11) or replace

CDS/pilot assembly.

6.Replace thermocouple.

7.Replace control valve.

Burner does not light after ODS/pilot is	1.	Burner orifice is clogged.
lit.	2.	Inlet gas pressure is too low.
	3.	Burner orifice diameter is too small.
	4.	Thermocouple leads disconnected
		or improperly connected.
	5.	Burners will not turn in remote
		position.

1.Clean burner (see Cleaning and Maintenance, page 11) or replace burner orifice.

2.Contact local propane/LP gas company.

3.Replace burner orifice.

4.Reconnect leads (see wiring diagram,).

5.Replace battery in transmitter and receiver.

Delayed ignition burner.

Burner backfiring during combustion.

1.Manifold pressure is too low.

2.Burner orifice is clogged.

1.Damaged burner.

2.Gas regulator is defective.

1.Contact local gas company.

2.Clean burner (see Cleaning and Maintenance, pages 11).

1.Clean burner orifice (see Cleaning and Maintenance, page 11).

2.Replace gas regulator.

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