30

TROUBLESHOOTING

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

Burner does not light after pilot is lit

1.

Burner orifice clogged

1.

Clean burner (see Cleaning and Mainte-

 

 

 

 

 

nance, page 28) or replace burner orifice

 

 

2.

Inlet gas pressure is too low

2.

Contact local propane/LP or natural gas

 

 

 

 

 

company

 

 

3.

Thermopile leads disconnected or im-

3.

Reconnect leads

 

 

 

properly connected

 

 

 

 

 

4.

Thermopile is defective

4.

Replace thermopile

 

 

 

 

 

 

 

Delayed ignition burner

1.

Manifold pressure is too low

1.

Contact local propane/LP or natural gas

 

 

 

 

 

company

 

 

2.

Burner porting or orifice clogged

2.

Clean burner (see Cleaning and Mainte-

 

 

 

 

 

nance, page 28) or replace burner orifice

 

 

 

 

 

 

 

Burner backfiring during combustion

1.

Burner orifice is clogged or damaged

1.

Clean burner (see Cleaning and Mainte-

 

 

 

 

 

nance, page 28) or replace burner orifice

 

 

2.

Damaged burner

2.

Replace damaged burner

 

 

3.

Gas regulator defective

3.

Replace gas control

 

 

 

 

 

 

 

Slight smoke or odor during initial opera-

1.

Residues from manufacturing processes

1.

Problem will stop after a few hours of

tion

 

and logs curing

 

operation

 

 

 

 

 

 

Heater produces a whistling noise when

1.

Turning gas control knob to HI position

1.

Turn gas control knob to LO position

burner is lit

 

when burner is cold

 

and let warm up for a minute

 

 

2.

Air in gas line

2.

Operate burner until air is removed from

 

 

 

 

 

line. Have gas line checked by local

 

 

 

 

 

propane/LP or natural gas company

 

 

3.

Dirty or partially clogged burner ori-

3.

Clean burner (see Cleaning and Main-

 

 

 

fice

 

tenance, page 27) or replace burner

 

 

 

 

 

orifice

 

 

 

 

 

 

Glass soots

1.

Flame inmpingement on logs

1.

Adjust log set so that the flame does not

 

 

 

 

 

excessively impinge in it

 

 

2.

Debris around burner air mixer

2.

Inspect the opening at the base of the

 

 

 

 

 

burner to see that it is NOT packed with

 

 

 

 

 

any type of material

 

 

 

 

 

Fireplace produces a clicking/ticking noise

1.

Metal expanding while heating or con-

1.

This is common. If noise is excessive,

just after burners are lit or shut off

 

tracting while cooling

 

contact qualified service person

 

 

 

 

 

 

Remote does not function

1.

Battery is not installed or battery power

1.

Replace 9-volt batteries in receiver and

 

 

 

is low

 

remote control

www.desatech.com

116646-01A

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Desa (V)T32N-A Series, (V)T32P-A Series, CGDV32NR installation manual Inlet gas pressure is too low
Page 29 Page 31

CGDV32NR, (V)T32N-A Series, (V)T32P-A Series specifications

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