Desa VN2550ITA Cleaning and Maintenance Trouble Shooting, ODS/PILOT and Burner Orifice, Cabinet

Page 26

CLEANING AND MAINTENANCE

TROUBLE-

SHOOTING

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

26

WARNING

Turn off heater and let cool before cleaning.

CAUTION

You must keep control areas, burner, and circulating air passageways 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 carpeting, bedding material, etc.

ODS/PILOT AND BURNER ORIFICE

• 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.

WARNING

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

OBSERVED

POSSIBLE

 

 

PROBLEM

CAUSE

REMEDY

 

 

 

 

 

When ignitor button is

1.

Ignitor electrode posi-

1.

Replace ignitor.

pressed in, there is no

 

tioned wrong.

 

 

spark at ODS/pilot.

2.

Ignitor electrode broken.

2.

Replace ignitor.

 

3.

Ignitor electrode not

3.

Reconnect ignitor cable.

 

 

connected 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.

Broken ignitor cable.

5.

Replace ignitor cable.

 

6.

Bad piezo ignitor.

6.

Replace control valve

 

 

 

 

(piezo is part of control

 

 

 

 

valve).

 

7.

Piezo ignitor nut is loose.

7.

Tighten nut holding piezo

 

 

 

 

ignitor. Nut is located

 

 

 

 

inside heater cabinet at

 

 

 

 

top.

101822

Image 26
Contents OWNER’S Operation and Installation Manual What to do if YOU Smell GASContents Safety Information Combustion and Ventilation, pages 5 through Identification Local Codes Unpacking Product FeaturesProduct Ventilation Fresh AIR ForCombustion Producing Adequate VentilationDetermining if You Have a Confined or Unconfined Space Fresh AIR for Combustion and VentilationDetermining FRESH-AIR Flow for Heater Location Ventilation AIR Ventilation Air From Inside BuildingVentilation Air From Outdoors Ventilation Air from OutdoorsCheck GAS Type Installing To WallInstallation Items Locating HeaterLocating Thermostat Sensing Bulb Thermostat Sensing BulbModels VN1800ITA and VN2550ITA Only Attaching Thermostat Sensing BulbRemoving Front Panel Of Heater Installing Heater to WallMounting Bracket Methods For Attaching Mounting Bracket To WallMarking Screw Locations Attaching Mounting Bracket To WallInstalling Bottom Mounting Screws Placing Heater On Mounting BracketConnecting to GAS Supply Connections Pressure Testing GAS Supply Piping SystemChecking GAS Servicing. Correct all leaks at oncePressure Testing Heater GAS Connections Checking GAS ConnectionsOperating Heater Operating Heater Lighting InstructionsHeater To Select Heating LevelShutting Off Heater Shutting Off Burner Only pilot stays litIf you do not follow these instructions exactly, a fire or Explosion may result causing property damage, personalOperating Injury or loss of lifeModels VN1800D and VN3000D LOW MED High Inspecting Burner Pilot Flame PatternBurner Flame Pattern If burner flame pattern is incorrect, as shown in FigureCabinet Cleaning and Maintenance Trouble ShootingODS/PILOT and Burner Orifice Air PassagewaysObserved Possible Remedy Problem Cause TROUBLE- ShootingTrouble Shooting See CleaningDo not try to light any appliance If you smell gasShut off gas supply Ing statement atVN1800D VN3000D Technical ServiceService Publications Hints Replacement Parts AccessoriesIllustrated Parts Breakdown Model VN1800ITAParts List Model VN2550ITA Parts List Model VN1800D Control Position Label Hardware Assembly Model VN3000D Parts List Warranty Information Keep this Warranty