Desa M36P, H) AND VM42P(B Troubleshooting, Continued, Observed Problem, Possible Cause, Remedy

Models: H)

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TROUBLESHOOTING

20

TROUBLESHOOTING

Continued

OBSERVED PROBLEM

POSSIBLE CAUSE

REMEDY

 

 

 

 

 

Spark ignitor will not light pilot after re-

1.

Defective ignitor (no spark at elec-

1.

Check for spark at the electrode and

peated triggering of red button

 

trode)

 

pilot; if no spark and electrode wire is

 

 

 

 

properly connected, replace ignitor

 

2. Defective pilot or misaligned electrode

2. Using a match, light pilot. If pilot lights,

 

 

at pilot (spark at electrode)

 

turn off pilot and trigger the red button

 

 

 

 

again. If pilot lights, an improper gas/air

 

 

 

 

mixture caused the improper lighting

 

 

 

 

and a longer purge period is recom-

 

 

 

 

mended. If pilot will not light, check

 

 

 

 

gap at electrode and pilot. Gap should

 

 

 

 

be 1/8" to have a strong spark. If okay,

 

 

 

 

replace pilot

 

3.

No gas or low gas pressure

3.

A) Check remote shut off valves from

 

 

 

 

fireplace. Usually there is a valve near

 

 

 

 

the fireplace and sometimes there is a

 

 

 

 

valve near the main. There can be more

 

 

 

 

than one (1) valve between the fireplace

 

 

 

 

and main

 

 

 

 

B) Low pressure can be caused by a va-

 

 

 

 

riety of situations such as bent line, too

 

 

 

 

narrow diameter of pipe or even low line

 

 

 

 

pressure. Check for kinked lines. If none,

 

 

 

 

consult with plumber or gas supplier

 

4. If using propane/LP gas, no propane/LP

4.

Check propane/LP supply and contact

 

 

gas in tank

 

local propane/LP supplier

 

 

 

 

 

Fireplace produces a clicking/ticking noise

1.

Metal expanding while heating or con-

1.

This is common with most fireplaces.

just after burner is lit or shut off

 

tracting while cooling

 

If noise is excessive, contact qualified

 

 

 

 

service person

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Desa H) AND VM42P(B, H) AND VM42(B, VM36P Troubleshooting, Continued, Observed Problem, Possible Cause, Remedy