Desa CGCDV42PR After pilot lights, keep gas, Long enough Control knob pressed, Seconds, Pilot

Page 34

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

 

 

 

 

Pilot lights but flame goes out

1. Gas control knob not fully

1.

Press in gas control knob

when control knob is released

2.

pressed in

2.

fully

 

Gas control knob not pressed

After pilot lights, keep gas

 

 

in long enough

 

control knob pressed in 30

 

3.

Equipment shutoff valve not

3.

seconds

 

Fully open equipment shutoff

 

4.

fully open

4.

valve

 

Pilot flame not touching

A) Contact local natural or

 

 

thermocouple, which allows

 

propane/LP gas company

 

 

thermocouple to cool, caus-

 

B) Clean pilot (see Cleaning

 

 

ing pilot flame to go out. This

 

and Maintenance, page 31) or

 

 

problem could be caused by

 

replace pilot assembly

 

 

one or both of the following:

 

 

 

 

 

A) Low gas pressure

 

 

 

 

 

B) Dirty or partially clogged

 

 

 

 

5.

pilot

5.

Hand tighten until snug, then

 

Thermocouple connection

 

6.

loose at control valve

6.

tighten 1/4 turn more

 

Thermocouple damaged

Replace pilot assembly

 

7.

Control valve damaged

7.

Replace control valve

 

Burner does not light after pilot

1. Burner orifice clogged

1.

Clean burner (see Cleaning

is lit

 

 

 

and Maintenance, page 31)

 

2.

Inlet gas pressure is too low

2.

or replace burner orifice

 

Contact local propane/LP or

 

3.

Thermopile leads disconnect-

3.

natural gas company

 

Reconnect leads to TP &

 

 

ed or improperly connected

 

TPTH terminals on control

 

4.

Thermopile is defective

4.

valve

 

Replace thermopile

 

 

 

 

 

Delayed ignition burner

1. Manifold pressure is too low

1.

Contact local propane/LP or

 

2.

Burner porting or orifice

2.

natural gas company

 

Clean burner (see Cleaning

 

 

clogged

 

and Maintenance, page 31)

 

 

 

 

or replace burner orifice

 

 

 

 

 

Burner backfiring during com-

1. Burner orifice is clogged or

1.

Clean burner (see Cleaning

bustion

 

damaged

 

and Maintenance, page 31)

 

2.

Damaged burner

2.

or replace burner orifice

 

Replace damaged burner

 

3.

Gas regulator defective

3.

Replace gas control

 

 

 

 

 

Slight smoke or odor during

1. Residues from manufacturing

1.

Problem will stop after a few

initial operation

 

processes and logs curing

 

hours of operation

34

www.desatech.com

116236-01G

Page 33 Page 35
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Contents What to do if YOU Smell GAS Patent PendingTable of Contents Safety InformationSafety Information Local Codes Product IdentificationHigh traffic areas Location and space requirements Product FeaturesPre-Installation Preparation This fireplace does not require electricity to operate42 1067 mm ClearancesMinimum clearances to combustibles for Front 36 914 mm Top of Standoffs VentNoncombustible mantels at any height above Framing and finishingFireplace Location of Termination Cap Balcony with Perpendicular Side WallVenting Installation Instructions Installation PrecautionsInstallation Planning Installing Horizontal Vent Cap Noncombustible Exterior Ground Floor Installation Round TerminationCorner Installation Recommended Applications Corner ground floor installationHorizontal System Installation Using TWO 90 Elbows Flat Ceiling Installation Installation for vertical terminationConnect a section of pipe and extend up through the hole Twist-lock the vent cap onto the last section of vent pipe High Altitude Installation Vertical VentingParts list for venting kits and components Desa 5/8 Pipe & Vent Kits Number DescriptionModel BK Installation Fireplace InstallationInstalling optional blower accessories Plug in blower power cordModel BKT Installation Blower Model BKTBlower Wiring Diagram Installing Gas Piping to Fireplace LocationInstallation Items Needed Connecting Fireplace to GAS Supply Propane/LP FromChecking GAS Connections Test Pressures Equal To or Less Than Psig 3.5 kPaPressure Testing Fireplace Gas Connections Installing Remote ReceiverRemoving Louver Panels Replace battery cover onto remote control unitRemoving/Replacing Glass Door Removing Glass DoorReplace screen/rod assembly by reversing step Installing lava rock and glowing embersInstalling Brick liner Models BL42DASA and BL42DHASA Cleaning Glass DoorLighting Instructions For your safety Read before lightingOperating Fireplace Close top and bottom louversOptional Hand-Held To Turn OFF GAS To Appliance Manual Lighting ProcedureRemote Operation On/Off Series Model HRC100 Thermostat Series Model HRC200Key Pad Lock Feature Operating optional blower accessoryPilot assembly Inspecting BurnersBurner Flame Pattern Cleaning MaintenanceGlass Door Logs Pilot and burnersVenting system Troubleshooting Observed Problem Possible Cause RemedyAfter pilot lights, keep gas Problem could be caused by Replace pilot assemblyBurner orifice clogged Clean burner see Cleaning Is lit Long enough Control knob pressedTurning gas control knob to When burner is lit HI position when burner isTery power is low Cold Minute Air in gas line Operate burner until air isGas leak. See Warning Statement aboveTechnical Service Replacement PartsService Hints SpecificationsIllustrated Parts Breakdown Parts List 19 18 116236-01G Burner Pan Assembly Accessories Wall mounted thermostat control kit gwmt1 Wall mounted on/off switchGwmS2 Not Shown Keep this Warranty Warranty InformationLimited Warranty DIRECT-VENT Fireplace
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