Troubleshooting

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

 

 

 

 

 

 

Slight smoke or odor during

1.

Not enough air

1.

Check burner for dirt and

initial operation

 

 

 

debris. If found, clean burner

 

 

 

 

 

(see Cleaning and Mainte-

 

 

2.

Gas regulator defective

2.

nance, page 23)

 

 

Replace gas control

 

 

3.

Residues from manufacturing

3.

Problem will stop after a few

 

 

 

processes and logs curing

 

hours of operation

 

 

 

 

 

 

 

Moisture/condensation noticed

1.

Not enough combustion/ven-

1.

Refer to Air for Combustion

on windows

 

tilation air

 

and Ventilation requirements

 

 

 

 

 

(page 5)

 

 

 

 

 

 

Heater produces a whistling

1.

Turning control knob to HI

1.

Turn control knob to LO position

 

noise when burner is lit

2.

position when burner is cold

2.

and let warm up for a minute

 

 

Air in gas line

Operate burner until air is

 

 

 

 

 

removed from line. Have gas

 

 

 

 

 

line checked by local natural

 

 

3.

Air passageways on heater

3.

or propane/LP gas company

 

 

Observe minimum installation

 

 

4.

blocked

4.

clearances (see page 9)

 

 

Dirty or partially clogged

Clean burner (see Cleaning

 

 

 

burner orifice

 

and Maintenance, page 23)

 

 

 

 

 

or replace burner orifice

 

 

 

 

 

 

White powder residue forming

1.

When heated, vapors from

1.

Turn heater off when using

 

within burner box or on adjacent

 

furniture polish, wax, carpet

 

furniture polish, wax, carpet

walls or furniture

 

cleaners, etc. may turn into

 

cleaners or similar products

 

 

 

white powder residue

 

 

 

 

 

 

 

 

 

 

Remote does not function

1.

Battery is not installed.

1.

Replace 9-volt batteries in

 

 

 

Battery power is low

 

receiver and hand-held remote

 

 

 

 

 

control

 

 

 

 

 

 

 

Heater produces a clicking/tick-

1.

Metal expanding while heat-

1.

This is common with most

ing noise just after burner is lit

 

ing or contracting while

 

heaters. If noise is exces-

or shut off

 

cooling

 

sive, contact qualified ser-

 

 

 

 

 

vice person

26

www.desatech.com

111161-01H

Page 25 Page 27
Page 26
Image 26
Desa CHL3924NR installation manual See Cleaning and Mainte
Page 25 Page 27

CHL3924NR specifications

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