Desa VFRMV24PA Continued, Observed Problem, Possible Cause, Remedy, Maintenance, page

Models: VFRMV24PA VFRMV18PA, VFRMV18NA, VFRMV24NA, VFRMV24PA

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Maintenance, page 20)

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

 

 

 

 

Orange flame in burner during

1.

Not enough air

1.

Check burner(s) for dirt

burner combustion

 

 

 

and debris. If found, clean

 

 

 

 

burner(s) (see Cleaning and

 

 

 

 

Maintenance, page 20)

 

2.

Gas regulator defective

2.

Replace gas regulator

 

 

 

 

 

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

 

 

 

 

 

Heater produces a whistling noise

1.

Turning control knob to HI

1.

Turn control knob to LO po-

when burners are lit

 

position when burners are

 

sition and let warm up for a

 

 

cold

 

minute

 

2.

Air in gas line

2.

Operate burners until air is

 

 

 

 

removed from line. Have gas

 

 

 

 

line checked by local natural

 

 

 

 

or propane/LP gas company

 

3.

Air passageways on heater

3.

Observe minimum instal-

 

 

blocked

 

lation clearances (see pages 9

 

4.

Dirty or partially clogged

 

through 12)

 

4.

Clean burners (see Cleaning

 

 

burner orifice(s)

 

and Maintenance, page 20) or

 

 

 

 

replace burner orifice(s)

 

 

 

 

 

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. turn into white

 

cleaners or similar products

 

 

powder residue

 

 

 

 

 

 

 

Moisture/condensation noticed

1.

Not enough combustion/ven-

1.

Refer to Air for Combustion

on windows

 

tilation air

 

and Ventilation requirements

 

 

 

 

(page 6)

 

 

 

 

 

Heater produces a clicking/tick-

1.

Metal expanding while heat-

1.

This is common with most

ing noise just after burners are lit

 

ing or contracting while cool-

 

heaters. If noise is excessive,

or shut off

 

ing

 

contact qualified service per-

 

 

 

 

son

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Desa VFRMV24PA installation manual Continued, Observed Problem, Possible Cause, Remedy, Maintenance, page