Desa CGD3924N installation manual Refer to Air for Com

Page 25

TROUBLE- SHOOTING

Continued

OBSERVED

POSSIBLE

 

 

PROBLEM

CAUSE

REMEDY

 

 

 

 

 

Burner does light

1.

Burner orifice clogged

1.

Clean burner (see

after ODS/pilot is lit

 

 

 

Cleaning and Mainte-

 

 

 

 

nance, page 23) or

 

 

 

 

replace burner orifice

 

2.

Inlet gas pressure is

2.

Contact local natural gas

 

 

too low

 

company

 

3.

Burner orifice diameter

3.

Replace burner orifice

 

 

is too small

 

 

 

 

 

 

 

Delayed ignition

1.

Manifold pressure is

1.

Contact local natural gas

burner

 

too low

 

company

 

2.

Burner orifice clogged

2.

Clean burner (see

 

 

 

 

Cleaning and Mainte-

 

 

 

 

nance, page 23) or

 

 

 

 

replace burner orifice

 

 

 

 

 

Burner backfiring

1.

Burner orifice is

1.

Clean burner (see

during combustion

 

clogged or damaged

 

Cleaning and Mainte-

 

 

 

 

nance, page 23) or

 

 

 

 

replace burner orifice

 

2.

Damaged burner

2.

Replace damaged burner

 

3.

Gas regulator defective

3.

Replace gas regulator

 

 

 

 

Slight smoke or

1. Not enough air

1.

Check burner for dirt

odor during initial

 

 

 

and debris. If found,

operation

 

 

 

clean burner (see

 

 

 

 

Cleaning and Mainte-

 

 

 

 

nance, page 23)

 

2.

Gas regulator defective

2.

Replace gas regulator

 

3.

Residues from manu-

3.

Problem will stop after a

 

 

facturing processes

 

few hours of operation

 

 

and logs curing

 

 

 

 

 

 

Moisture/condensa-

1. Not enough combus-

1.

Refer to Air for Com-

tion noticed on

 

tion/ventilation air

 

bustion and Ventilation

windows

 

 

 

requirements (page 5)

 

 

 

 

Heater produces a

1. Turning control knob

1.

Turn control knob to LO

whistling noise

 

to HI position when

 

position and let warm up

when burner is lit

 

burner is cold

 

for a minute

 

2.

Air in gas line

2.

Operate burner until air

 

 

 

 

is removed from line.

 

 

 

 

Have gas line checked

 

 

 

 

by local natural gas

 

 

 

 

company

 

3.

Air passageways on

3.

Observe minimum

 

 

heater blocked

 

installation clearances

 

 

 

 

(see pages 9-12)

 

4.

Dirty or partially

4.

Clean burner (see

 

 

clogged burner orifice

 

Cleaning and Maintenance,

 

 

 

 

page 23) or replace

 

 

 

 

burner orifice

Continued

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25

Image 25
Contents What to do if YOU Smell GAS OWNER’S Operation and Installation ManualContents Safety Information Burner patterns can cause sooting Safety Device Local Codes Unpacking Product FeaturesOperation Piezo Ignition SystemVentilation AIR forProviding Adequate Ventilation Determining AIR Flow for Heater Location AIR for Combustion and VentilationDetermining if You Have a Confined or Unconfined Space Tion and ventilation air by one of the methods described Ventilation AIRVentilation Air From Inside Building Ventilation Air From OutdoorsCheck GAS Type InstallingTo Combustible Materials Minimum Fireplace ClearanceLOG Sizing Requirements Minimum Wall and Ceiling Clearances see FigureMinimum Non Combustible Material Clearances Log Set Installing Minimum Non Combustible Material ClearancesFloor Clearances Attaching Damper Clamp Installing Damper Clamp Accessory for Vented OperationInstallation Items Needed Installing Heater Base AssemblyMounting Bracket Connecting to GAS Supply Gas Connection Checking GAS ConnectionsTest Pressures Equal To or Less Than 1/2 Psig Pressure Testing Heater Gas ConnectionsInstalling Logs InstallingOperating Heater For Your Safety Read Before LightingOperating HeaterPilot Flame Pattern Operating Heater Inspecting BurnersMaintenance CleaningTrouble Shooting ODS/PILOT and BurnerTROUBLE- Shooting Maintenance,Refer to Air for Com Gas leak. See Warning Service Hints Technical ServiceModel Parts Not Under Warranty Parts Under WarrantyParts Central Valve GA5010 AccessoriesHood GA6050 Hood GA6052Illustrated Parts Breakdown KEY Part Number Description QTY Parts ListKeep this Warranty Warranty Information