Desa FLAME-MAX Vintage Oak Series Owner's Operation And Installation Manual page 25

OBSERVED PROBLEM
ODS/pilot lights but flame goes
out when control knob is re-
leased
Burner does not light after ODS/
pilot is lit
Delayed ignition of one or both
burners
Burner backfiring during com-
bustion
Available from Allparts Equipment and Accessories - 1-877-475-5660 - www.allpartsinc.com
TROUBLESHOOTING
Continued
POSSIBLE CAUSE
1. Control knob not fully pressed in
2. Control knob not pressed in
long enough
3. Safety interlock system has
been triggered
4. Equipment shutoff valve not
fully open
5. Pilot flame not touching ther-
mocouple, which allows ther-
mocouple to cool, causing pilot
flame to go out. This problem
could be caused by one or both
of the following:
A) Low gas pressure
B) Dirty or partially clogged
ODS/pilot
6. Thermocouple connection
loose at control valve
7. Thermocouple damaged
8. Control valve damaged
1. Inlet gas pressure is too low
2. Burner orifice(s) clogged
3. Thermopile leads disconnected
or improperly connected (Re-
mote-Ready Models Only)
4. Burners will not come on in
remote position (Remote-
Ready Models Only)
1. Manifold pressure is too low
2. Burner orifice(s) clogged
1. Burner orifice is clogged or
damaged
2. Damaged burner
3. Gas regulator defective
REMEDY
1. Press in control knob fully
2. After ODS/pilot lights, keep con-
trol knob pressed in 30 seconds
3. Wait one minute for safety in-
terlock system to reset. Repeat
ignition operation
4. Fully open equipment shutoff
valve
5. A) Contact local natural or
propane/LP gas company
B) Clean ODS/pilot (see
Cleaning and Maintenance,
page 23) or replace ODS/pilot
assembly
6. Hand tighten until snug, then
tighten 1/4 turn more
7. Replace pilot assembly
8. Replace control valve
1. Contact local natural or pro-
pane/LP gas company
2. Clean burner(s) (see Cleaning
and Maintenance, page 23) or
replace burner orifice(s)
3. Reconnect leads (see Wiring
Diagram, page 29)
4. Replace battery in transmitter
and receiver
1. Contact local natural or pro-
pane/LP gas company
2. Clean burner(s) (see Cleaning
and Maintenance, page 23) or
replace burner orifice(s)
1. Clean burner (see Cleaning
and Maintenance, page 23)
or replace burner orifice
2. Replace damaged burner
3. Replace gas regulator