Desa (V)T32EN SERIES - Manual (Page 32)

www.desatech.com 111987-01D 3
OBSERVED PROBLEM
Pilot will not stay lit
No gas to burner, although wall
switch and valve are set to the
ON position
Frequent pilot outage
Fireplace produces a clicking/tick-
ing noise just after burner is lit
or shut off
Slight smoke or odor during initial
operation
Gas odor even when control knob
is in OFF position
Gas odor during combustion
POSSIBLE CAUSE
1. Loose wiring on ignitor wire
to ignition module and/or poor
ground to ignition module
2. Pilot flame too low to sense
1. Wall switch wires defective or
too long
1. Pilot flame may be too low,
causing safety pilot to “drop
out”
2. Improper venting or excessive
blockage
1. Metal expanding while heating
or contracting while cooling
1. Residues from manufacturing
processes and logs curing
1. Gas leak. See Warning
statement at top of page
2. Control valve defective
1. Foreign matter between con-
trol valve and burner
2. Gas leak. See Warning
statement at top of page
REMEDY
1. Check wiring connection.
Refer to wiring diagram (see
Wiring Diagram, page 27)
and/or check ground wire to
ignition module
2. Clean and adjust pilot burner
and check gas supply and inlet
pressure to unit. Note: Have a
qualified technician replace pilot
assembly if broken or corroded
1. Check electrical connections
1. Clean and adjust pilot flame for
maximum flame impingement
on thermopile
2. Have the vent system inspect-
ed, including the termination
cap. Remove any restriction or
obstruction
1. This is normal with most fire-
places. If noise is excessive,
contact qualified service person
1. Problem will stop after a few
hours of operation
1. Locate and correct all leaks
(see Checking Gas Connec-
tions, page 21)
2. Replace control valve
1. Take apart gas tubing and
remove foreign matter
2. Locate and correct all leaks
(see Connecting Fireplace to
Gas Supply, page 21)
TROUbLEShOOTING
Continued
WARNING: If you smell gas
• Shut off gas supply.
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any phone in your
building.
• Immediately call your gas supplier from a neighbor’s phone. Fol-
low the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the fire department.