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112127-01B
For more information, visit www.desatech.com
For more information, visit www.desatech.com
24
OBSERVED PROBLEM
Burner does not light after pilot is lit
Delayed ignition burner
Burner backfiring during combustion
Slight smoke or odor during initial operation
Heater produces a whistling noise when
burner is lit
Glass soots
Burner system produces a clicking/ticking
noise just after burners are lit or shut off
Remote does not function
REMEDY
1. Clean burner (see Cleaning and
Maintenance, page 22) or replace burner
orifice
2. Contact local propane/LP or natural gas
company
3. Reconnect leads (see Wiring Diagram,
page 26)
4. Replace thermopile
1. Contact local propane/LP or natural gas
company
2. Clean burner (see Cleaning and Main-
tenance, page 22) or replace burner orifice
1. Clean burner (see Cleaning and
Maintenance, page 22) or replace burner
orifice
2. Replace damaged burner
3. Replace gas control
1. Problem will stop after a few hours of
operation
1. Operate burner until air is removed from
line. Have gas line checked by local pro-
pane/LP or natural gas company
2. Clean burner (see Cleaning and
Maintenance, page 22) or replace burner
orifice
1. Adjust the log set so that the flame does
not excessively impinge on it
2. Inspect the opening at the base of the
burner to see that it is NOT packed with
any type of material
3. See Troubleshooting Venting Problems,
Down Drafts section, page 12
1. This is common. If noise is excessive,
contact qualified service person
1. Replace 9-volt batteries in receiver and
remote control
TROUBLESHOOTING
Continued
POSSIBLE CAUSE
1. Burner orifice clogged
2. Inlet gas pressure is too low
3. Thermopile leads disconnected or im-
properly connected
4. Thermopile is defective
1. Manifold pressure is too low
2. Burner porting or orifice clogged
1. Burner orifice is clogged or damaged
2. Damaged burner
3. Gas regulator defective
1. Residues from manufacturing processes
and logs curing
1. Air in gas line
2. Dirty or partially clogged burner orifice
1. Flame impingement on logs
2. Debris around burner air mixer
3. Poor drafting
1. Metal expanding while heating or con-
tracting while cooling
1. Battery is not installed or battery power
is low
TROUBLESHOOTING