TROUBLESHOOTING

WARNING: Turn off and unplug heater and let cool before servic- ing. Only a qualified service person should service and repair heater.

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

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

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

When ignitor button is pressed,

1. Ignitor electrode not con-

1.

Reconnect ignitor cable

there is no spark at ODS/pilot

 

nected to ignitor cable

 

 

 

2.

Ignitor cable pinched or wet

2.

Free ignitor cable if pinched

 

 

 

 

by any metal or tubing. Keep

 

 

 

 

ignitor cable dry

 

3.

Piezo ignitor nut is loose

3.

Tighten nut holding piezo igni-

 

 

 

 

tor to base panel of log set. Nut

 

 

 

 

is located behind base panel

 

4.

Broken ignitor cable

4.

Replace ignitor cable

 

5.

Bad piezo ignitor

5.

Replace piezo ignitor

 

6.

Ignitor electrode broken

6.

Replace pilot assembly

 

7.

Ignitor electrode positioned

7.

Replace pilot assembly

 

 

wrong

 

 

 

 

 

 

 

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

1.Gas supply turned off or equipment 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 (pro- pane/LP only)

6.ODS/pilot is clogged

7.Gas regulator setting is not correct

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 con- trol knob. Repeat igniting op- eration until air is removed

5.Contact local propane/LP gas company

6.Clean ODS/pilot (see Cleaning and Maintenance, page 23) or replace ODS/pilot assembly

7.Replace gas regulator

113101-01A

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Desa CGS2718NA, CLD3924NTB, CLD3018PTA, SGS3124NA, CGS3124PA Troubleshooting, Observed Problem Possible Cause Remedy

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