Troubleshooting - Desa EFS33NRB Owner's Operation And Installation Manual

WARNING: Turn off heater and let cool before servicing. Only a
qualified service person should service and repair heater.
CAUTION: Never use a wire, needle, or similar object to clean
ODS/pilot. This can damage ODS/pilot unit.
Note: All troubleshooting items are listed in order of operation.
OBSERVED PROBLEM
When ignitor button is pressed,
there is no spark at ODS/pilot
When ignitor button is pressed,
there is spark at ODS/pilot but no
ignition
113132-01A

TROUBLESHOOTING

POSSIBLE CAUSE
1. Ignitor electrode not con-
nected to ignitor cable
2. Ignitor cable pinched or wet
3. Piezo ignitor nut is loose
4. Broken ignitor cable
5. Bad piezo ignitor
6. Ignitor electrode broken
7. Ignitor electrode positioned
wrong
1. Gas supply turned off or equip-
ment shutoff valve closed
2. Control knob not in PILOT
position
3. Control knob not pressed in
while in PILOT position
4. Air in gas lines when installed
5. Depleted gas supply (propane/
LP only)
6. ODS/pilot is clogged
7. Gas regulator setting is not
correct
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REMEDY
1. Reconnect ignitor cable
2. Free ignitor cable if pinched by
any metal or tubing. Keep ig-
nitor cable dry
3. Tighten nut holding piezo igni-
tor to base panel of log set. Nut
is located behind base panel.
4. Replace ignitor cable
5. Replace piezo ignitor
6. Replace pilot assembly
7. Replace pilot assembly
1. Turn on gas supply or open
equipment shutoff valve
2. Turn control knob to PILOT
position
3. Press in control knob while in
PILOT position
4. Continue holding down control
knob. Repeat igniting operation
until air is removed
5. Contact local propane/LP gas
company
6. Clean ODS/pilot (see Clean-
ing and Main tenance, pages
21 and 22) or replace ODS/pi-
lot assembly
7. Replace gas regulator
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