Desa (V)VC42P, CGCDV42PR After pilot lights, keep gas, Long enough Control knob pressed, Seconds

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)

 

 

problem could be caused by

 

or 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) or

 

2.

Inlet gas pressure is too low

2.

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) or

 

2.

Damaged burner

2.

replace burner orifice

 

Replace damaged burner

 

3.

Gas regulator defective

3.

Replace gas control

 

 

 

 

 

Slight smoke or odor during initial

1. Residues from manufacturing

1.

Problem will stop after a few

operation

 

processes and logs curing

 

hours of operation

34

www.desatech.com

116236-01E

Image 34
Contents What to do if YOU Smell GAS Table of Contents Safety Information Product Identification High traffic areasLocal Codes Product FeaturesPre-Installation Preparation Location and space requirementsFront 36 914 mm Top of Standoffs Vent See venting Clearances42 1067 mm Venting clearancesNoncombustible mantels at any height above Framing and finishingFireplace Location of Termination Cap Termination CAP AIR Supply Inlet GAS MeterVenting Installation Instructions Installation PrecautionsInstallation Planning Installing Horizontal Vent Cap Noncombustible Exterior Ground Floor Installation Round TerminationSnorkel Termination 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 Supply TankExternal Regulator Vent Pointing DownClose equipment shutoff valve see Figure Checking GAS ConnectionsTest Pressures Equal To or Less Than Psig 3.5 kPa Disconnect fireplace and its individual equipInstalling Remote Receiver Installing optional wall Mount Switch gwmS2Pressure Testing Fireplace Gas Connections Turn off fireplace see To Turn Off Gas to Ap- pliance,Removing Louver Panels Removing/Replacing Glass DoorRemoving Glass Door Installing Brick liner Models BL42DASA and BL42DHASA Installing lava rock and glowing embersCleaning Glass Door Lighting Instructions For your safety Read before lightingOperating Fireplace Close top and bottom louversOptional Hand-Held Manual Lighting ProcedureTo Turn OFF GAS To Appliance Remote OperationOn/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 byBurner orifice clogged Clean burner see Cleaning Is lit Long enough Control knob pressedTery power is low When burner is lit HI position when burner isOr shut off Service person Remote does not function Cold Minute Air in gas line Operate burner until air isStatement above Technical Service Replacement PartsService Hints SpecificationsIllustrated Parts Breakdown Models VC42N, VVC42N, VC42P, VVC42P, cgcDV42nr and cgcDV42prParts List 19 18 Burner Pan Assembly Accessories Wall mounted on/off switch gwmS2 Not Shown Wall mounted thermostat control kit gwmt1 Not ShownKeep this Warranty Warranty InformationLimited Warranty DIRECT-VENT Fireplace

(V)VC42P, CGCDV42PR, VC42N, CGCDV42NR, VC42P, CGCDV42PR specifications

Desa (V)VC42P, CGCDV42PR, VC42N, CGCDV42NR, VC42P, and CGCDV42PR are a range of sophisticated heating solutions that exemplify modern design and efficiency. Designed for residential comfort, these models offer advanced features and technologies that set them apart in the market.

One of the most notable characteristics of these units is their innovative heating technology. They utilize advanced vented and vent-free systems, allowing for flexible installation options based on the needs of the home. These systems efficiently convert fuel into heat, ensuring a high level of warmth with minimal energy consumption. The models cater to various fuel types, including natural gas and propane, allowing consumers to choose the most economical option for their heating needs.

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In conclusion, the Desa (V)VC42P, CGCDV42PR, VC42N, CGCDV42NR, VC42P, and CGCDV42PR offer a comprehensive heating solution that combines efficiency, safety, design, and technology. Ideal for modern households, these units represent a smart choice for anyone looking to enhance their home’s comfort and warmth.