Design Dynamics DVF-36S-N - Manual (Page 27)

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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.
POSSIBLE CAUSE
1. Gas leak. See Warn-
ing statement at top of
page
2. Control valve defective
1. Foreign matter between
control valve and burner
2. Gas leak. See Warn-
ing statement at top of
page
1. Debris around burner air
mixer
2. Improper vent
configuration
1. Air holes at burner inlet
blocked
2. B u r n e r f l a m e h o l e s
blocked
3. Improper venting or ex-
cessive blockage
4. Excessive amounts of
embers and pan material
OBSERVED PROBLEM
Gas odor even when control
knob is in OFF position
Gas odor during combus-
tion
Glass soots
Dark residue on logs or
inside of fireplace
REMEDY
1. Locate and correct all leaks
(see Checking Gas Connec-
tions, page 16)
2. Replace control valve
1. Take apart gas tubing and re-
move foreign matter
2. Locate and correct all leaks
(see Checking Gas Connec-
tions, page 16)
1. Inspect the opening at the base
of the burner to see that it is
NOT packed with any type of
material
2. Check vent configuration speci-
fication (see Venting Installation,
page 8)
1. Clean out air holes at burner
inlets. Periodically repeat as
needed
2. Remove blockage
3. Have the vent system inspect-
ed, including the termination
cap. Remove any restrictions
or obstruction
4. Clear excess embers until a
minimum gap of 1/2" remains
under the grate