Desa VDCFTNB installation manual Troubleshooting, Observed Problem Possible Cause Remedy

Models: VDCFTNB

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TROUBLESHOOTING

WARNING:Turnoffandunplugfireplaceandletcoolbeforeservicing. Only a qualified service person should service and repair fireplace.

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

Note: All troubles hooting 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.

Free ignitor cable if pinched

 

2.

Ignitor cable pinched or wet

 

 

 

 

by any metal or tubing. Keep

 

 

 

 

ignitor cable dry

 

3.

Broken ignitor cable

3.

Replace ignitor cable

 

4.

Bad piezo ignitor

4.

Replace piezo ignitor

 

5.

Ignitor electrode positioned

5.

Replace pilot assembly

 

 

wrong

6.

Replace pilot assembly

 

6.

Ignitor electrode broken

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

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 (propane/ 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 27) or replace ODS/pilot assembly

7.Replace gas regulator

116526-01A

www.desatech.com

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Desa VDCFTNB installation manual Troubleshooting, Observed Problem Possible Cause Remedy