TROUBLE-

OBSERVED

 

POSSIBLE

 

 

 

PROBLEM

 

CAUSE

 

 

 

 

SHOOTING

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Continued

Burner

does light

1.

Burner

orifice

clogged

after ODS/pilot

is lit

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.

Inlet

gas

pressure

is

 

 

 

 

 

too

low

 

 

 

 

 

 

 

3.

Burner

orifice

diameter

 

 

 

 

 

is too

small

 

 

 

Delayed

ignition

of

1.

Manifold

pressure

is

 

bumer

 

 

 

too

low

 

 

 

 

 

 

 

2.

Burner

orifice

clogged

Bumer backfiring

1.

Burner orifice is

during combustion

 

clogged

or damaged

 

 

2.

Damaged

burner

 

 

3.

Gas

regulator

defective

Slight smoke or

1.

Not

enough

air

odor during

initial

 

 

 

 

 

operation

 

 

 

 

 

 

 

 

2.

Gas

regulator

defective

 

 

3.

Residues

from manu-

 

 

 

facturing

processes

 

 

 

and

logs

curing

Moisture!condensa-

1.

Not

enough

combus-

tion noticed

on

 

tion/ventilation

air

windows

 

 

 

 

 

 

Heater produces a

I. Turning controlknob

whistling noise

 

toHI positionwhen

when burner

is lit

 

burneriscold

2. Air in gas line

3. Air passageways on

heater blocked

4. Dirty or partially clogged burner orifice

REMEDY

1.Clean burner (see Cleaning and Mainte- nance, page 25) or replace burner orifice

2.Contact local propane gas company

3.Replace burner orifice

1.Contact local natural gas company

2.Clean burner (see Cleaning and Mainte- nance, page 25) or replace burner orifice

1.Clean burner (see Cleaning and Mainte-

nance, page 25) or replace burner orifice

2.Replace damaged burner

3.Replace gas regulator

1.Check burner for dirt and debris. If found, clean burner (see Cleaning and Mainte- nance, page 25)

2.Replace gas regulator

3.Problem will stop after a few hours of operation

1.Refer to Air for Com- bustion and Ventilation

requirements (page 5)

1.Turn control knob to LO

position and let warm up for a minute

2.Operate burner until air is removed from line.

Have gas line checked by local natural gas company

3.Observe minimum installation clearances (see pages 9-12)

4.Clean burner (see Cleaningand Maintenance,

page 25) or replace burner orifice

Page 27
Image 27
Desa Tech CGD3930PT, CGD3924PT installation manual Trouble, Shooting, Observed Possible Problem Cause, Remedy

CGD3924PT, CGD3930PT specifications

The Desa Tech CGD3924PT and CGD3930PT are sophisticated heating solutions designed to provide warmth and comfort in various residential settings. These models reflect the company's commitment to quality, efficiency, and user-friendliness, making them ideal for homeowners seeking reliable heat sources during colder months.

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In summary, the Desa Tech CGD3924PT and CGD3930PT are powerful, efficient, and user-friendly heating solutions. With their advanced infrared technology, considerable heat outputs, straightforward controls, safety features, and attractive designs, they stand out as excellent choices for anyone looking to improve their home heating experience. Whether you’re seeking to warm up a cozy living space or a larger commercial area, these units deliver performance and reliability, making them worthy investments for any homeowner.