TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

 

 

 

 

 

Pilot will not stay lit

1.

Loose wiring on ignitor wire

1.

Check wiring connection.

 

 

to ignition module and/or

 

Refer to wiring diagram (see

 

 

poor ground to ignition mod-

 

Wiring Diagram, page 27)

 

 

ule

 

and/or check ground wire to

 

2.

Pilot flame too low to sense

2.

ignition module

 

Clean and adjust pilot burner

 

 

 

 

and check gas supply and inlet

 

 

 

 

pressure to unit

 

 

 

 

Note: Have a qualified techni-

 

 

 

 

cian replace pilot assembly if

 

 

 

 

broken or corroded

 

 

 

 

 

 

No gas to burner, although wall

1.

Wall switch wires defective

1.

Check electrical connections

switch and valve are set to the

 

or too long

 

 

 

ON position

 

 

 

 

 

Frequent pilot outage

1.

Pilot flame may be too low,

1.

Clean and adjust pilot flame for

 

 

causing safety pilot to “drop

 

maximum flame impingement

 

2.

out”

2.

on thermopile

 

Improper venting or excessive

Have the vent system inspect-

 

 

blockage

 

ed, including the termination

 

 

 

 

cap. Remove any restriction

 

 

 

 

or obstruction

 

Fireplace produces a clicking/tick-

1.

Metal expanding while heating

1.

This is common with most

ing noise just after burner is lit

 

or contracting while cooling

 

fireplaces. If noise is exces-

or shut off

 

 

 

sive, contact qualified service

 

 

 

 

person

 

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

32

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116237-01E

Page 32
Image 32
Desa VC42PE SERIES Pilot will not stay lit, Check wiring connection, To ignition module and/or, Ignition module, Blockage