Desa TC36N, TC36P installation manual Troubleshooting, Observed Problem Possible Cause Remedy

Page 33

Troubleshooting

WARNING: Turn off 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 pilot. This can damage 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 pilot

2.

nected to ignitor cable

2.

Free ignitor cable if pinched

 

Ignitor cable pinched or wet

 

 

 

 

by any metal or tubing. Keep

 

3.

Piezo ignitor nut is loose

3.

ignitor cable dry

 

Tighten nut holding piezo

 

 

 

 

ignitor. Nut is located behind

 

4.

Broken ignitor cable

4.

the mounting bracket

 

Replace ignitor cable

 

5.

Bad piezo ignitor

5.

Replace piezo ignitor

 

6.

Ignitor electrode broken

6.

Replace pilot assembly

 

7.

Ignitor electrode positioned

7.

Tighten electrode. Replace if

 

 

wrong

 

necessary

 

 

 

 

 

When ignitor button is pressed,

1. Gas supply turned off or equip-

1.

Turn on gas supply or open

there is spark at pilot but no

 

ment shutoff valve closed

2.

equipment shutoff valve

ignition

2. Gas control knob not in PI-

Turn gas control knob to PILOT

 

3.

LOT position

3.

position

 

Gas control knob not pressed

Press in gas control knob while

 

4.

in while in PILOT position

4.

in PILOT position

 

Air in gas lines when in-

Continue holding down con-

 

 

stalled

 

trol knob. Repeat igniting

 

5. Depleted gas supply (propane/

 

operation until air is removed

 

5. Contact local propane/LP gas

 

6.

LP models only)

6.

company

 

Pilot is clogged

Clean pilot (see Cleaning and

 

 

 

 

Maintenance, page 31) or re-

 

7.

Gas regulator setting is not

7.

place pilot assembly

 

Replace gas regulator

 

 

correct

 

 

 

116192-01E

www.desatech.com

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Contents What to do if YOU Smell GAS Table of Contents Safety Information High traffic areas Product IdentificationPre-Installation Preparation Product FeaturesLocal Codes Location and space requirements42 1067 mm ClearancesFront 36 914 mm Top of Standoffs Vent See venting Venting clearancesFraming and finishing Noncombustible mantels at any height aboveFireplace Termination CAP AIR Supply Inlet GAS Meter Location of Termination CapInstallation Precautions Venting Installation InstructionsInstallation Planning Installing Horizontal Vent Cap Noncombustible Exterior Round Termination Ground Floor InstallationRecommended Applications Corner ground floor installation Snorkel Termination InstallationHorizontal System Installation Using TWO 90 Elbows Installation for vertical termination Flat Ceiling InstallationConnect a section of pipe and extend up through the hole Twist-lock the vent cap onto the last section of vent pipe Vertical Venting High Altitude InstallationDesa 5/8 Pipe & Vent Kits Number Description Parts list for venting kits and componentsInstalling optional blower accessories Fireplace InstallationModel BK Installation Plug in blower power cordBlower Model BKT Model BKT InstallationInstalling Gas Piping to Fireplace Location Blower Wiring DiagramInstallation Items Needed Propane/LP Supply TankExternal Regulator Vent Pointing Down Connecting Fireplace to GAS SupplyTest Pressures Equal To or Less Than Psig 3.5 kPa Checking GAS ConnectionsClose equipment shutoff valve see Figure Disconnect fireplace and its individual equipPressure Testing Fireplace Gas Connections Installing optional wall Mount Switch gwmS2Installing Remote Receiver Turn off fireplace see To Turn Off Gas to Ap- pliance,Removing/Replacing Glass Door Removing Louver PanelsRemoving Glass Door Installing lava rock and glowing embers Installing Brick liner Models BL36DASA and BL36DHASACleaning Glass Door Operating Fireplace For your safety Read before lightingLighting Instructions Close top and bottom louversTo Turn OFF GAS To Appliance Manual Lighting ProcedureOptional Hand-Held Remote OperationThermostat Series Model HRC200 On/Off Series Model HRC100Pilot assembly Operating optional blower accessoryKey Pad Lock Feature Inspecting BurnersCleaning Maintenance Burner Flame PatternGlass Door Pilot and burners LogsVenting system Observed Problem Possible Cause Remedy TroubleshootingBurner orifice clogged Clean burner see Cleaning Is lit Problem could be caused by Or replace pilot assemblyAfter pilot lights, keep gas Long enough Control knob pressedOr shut off Service person Remote does not function When burner is lit HI position when burner isTery power is low Cold Minute Air in gas line Operate burner until air isStatement above Service Hints Replacement PartsTechnical Service SpecificationsModels TC36N, VTC36N, TC36P and VTC36P Series Illustrated Parts BreakdownParts List 19 18 116192-01E Burner Pan Assembly Accessories Wall mounted thermostat control kit gwmt1 Not Shown Wall mounted on/off switch gwmS2 Not ShownWarranty Information Keep this WarrantyLimited Warranty DIRECT-VENT Fireplace