Desa Tech CGN30TL, CGN20TL installation manual Trouble Shooting, ODS/PILOT and Burner, Cabinet

Page 22

CLEANING

 

WARNING

 

AND

WARNING ICONG 001

Turn off heater and let cool before cleaning.

MAINTENANCE

 

 

 

 

 

 

 

 

 

WARNING ICON

G 001 CAUTION

You must keep control areas, burner, and circulating air passage- ways of heater clean. Inspect these areas of heater before each use. Have heater inspected yearly by a qualified service person. Heater may need more frequent cleaning due to excessive lint from carpet- ing, bedding material, etc.

ODS/PILOT AND BURNER

• Use a vacuum cleaner, pressurized air, or small, soft bristled brush to clean.

CABINET

Air Passageways

• Use a vacuum cleaner or pressurized air to clean.

Exterior

Use a soft cloth dampened with a mild soap and water mixture. Wipe the cabinet to remove dust.

TROUBLE-

 

 

WARNING ICONG 001 WARNING

 

 

SHOOTING

 

 

 

 

Turn off and unplug heater and let cool before servicing. Only a

Note: All troubleshoot-

qualified service person should service and repair heater.

 

 

 

 

 

 

 

 

 

 

ing items are listed in

 

 

 

 

 

 

 

WARNING ICONG 001 CAUTION

 

 

order of operation.

 

 

 

 

 

Never use a wire, needle, or similar object to clean ODS/pilot. This

 

can damage ODS/pilot unit.

 

 

 

OBSERVED

POSSIBLE

 

 

 

PROBLEM

CAUSE

REMEDY

 

 

 

 

 

 

 

When ignitor button

1.

Ignitor electrode posi-

1.

Replace ignitor

 

is pressed, there is no

 

tioned wrong

 

 

 

spark at ODS/pilot

2.

Ignitor electrode broken

2.

Replace ignitor

 

 

3.

Ignitor electrode not con-

3.

Reconnect ignitor cable

 

 

 

nected to ignitor cable

 

 

 

 

4.

Ignitor cable pinched or

4.

Free ignitor cable if

 

 

 

wet

 

pinched by any metal or

 

 

 

 

 

tubing. Keep ignitor cable

 

 

 

 

 

dry

 

 

5.

Piezo ignitor nut is loose

5.

Tighten nut holding piezo

 

 

 

 

 

ignitor to heater cabinet.

 

 

 

 

 

Nut is located inside heater

 

 

 

 

 

cabinet at top

 

 

6.

Broken ignitor cable

6.

Replace ignitor cable

 

 

7.

Bad piezo ignitor

7.

Replace piezo ignitor

22

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Contents OWNER’S Operation and Installation Manual What to do if YOU Smell GASContents Safety InformationIf you smell gas Product Identification Local Codes Unpacking Product FeaturesSafety Device Piezo Ignition SystemVentilation Fresh AIR ForProviding Adequate Ventilation Determining FRESH-AIR Flow for Heater Location Fresh AIRDetermining if You Have a Confined or Unconfined Space Ventilation AIR Fresh AIR for Combustion and VentilationVentilation Air From Inside Building Ventilation Air From Outdoors Ventilation Air from OutdoorsCheck GAS Type Installing to WallInstallation Items Locating HeaterLocating Thermostat Sensing Bulb Thermostat Sensing BulbAttaching Thermostat Sensing Bulb Bracket Greater clearances from floor and joining wall Marking Screw LocationsMaintain minimum clearances shown in . If you can, provide Attaching Mounting Bracket To WallInstalling Bottom Mounting Screws Placing Heater On Mounting BracketConnecting to GAS Supply Supply ConnectingTo GAS Checking GASPressure Testing Heater GAS Connections CheckingFor Your Safety Read Before Lighting Operating HeaterOperating Heater Shutting Off Heater Shutting Off Burner Only pilot stays litInspecting Burner Pilot Flame PatternBurner Flame Pattern Correct Burner Flame PatternODS/PILOT and Burner Trouble ShootingCabinet Cleaning and Mainte TroubleIng and Maintenance TROUBLE- ShootingDo not try to light any appliance If you smell gasShut off gas supply BuildingService Hints Service Publications Technical Service20,000 Btu/Hr Models Parts Under Warranty Parts CentralsCGN20T CGN20TL CGN30T CGN30TL Parts List Description QTYAccessories Valve GA5010103873 Warranty Information Keep this Warranty