Desa (V)T32N-A Series User Manual

Page of 38
www.desatech.com
116646-01A
30
TROUBLESHOOTING
OBSERVED PROBLEM
Burner does not light after pilot is lit
Delayed ignition burner
Burner backfiring during combustion
Slight smoke or odor during initial opera-
tion
Heater  produces  a  whistling  noise  when 
burner is lit
Glass soots
Fireplace produces a clicking/ticking noise 
just after burners are lit or shut off
Remote does not function
REMEDY
1.  Clean burner (see Cleaning and Mainte-
nance, page 28) or replace burner orifice
2.  Contact local propane/LP or natural gas 
company
3.  Reconnect leads
4.  Replace thermopile 
1.  Contact local propane/LP or natural gas 
company
2.  Clean burner (see Cleaning and Mainte-
nance, page 28) or replace burner orifice
1.  Clean burner (see Cleaning and Mainte-
nance, page 28) or replace burner orifice
2.  Replace damaged burner
3.  Replace gas control
1.  Problem will stop after a few hours of 
operation
1.  Turn gas control knob to LO position 
and let warm up for a minute
2.  Operate burner until air is removed from 
line.  Have  gas  line  checked  by  local 
propane/LP or natural gas company
3.  Clean burner (see Cleaning and Main-
tenance,  page  27)  or  replace  burner 
orifice
1.  Adjust log set so that the flame does not 
excessively impinge in it
2.  Inspect the opening at the base of the 
burner to see that it is NOT packed with 
any type of material 
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.  Turning gas control knob to HI position 
when burner is cold
2.  Air in gas line
3.  Dirty or partially clogged burner ori-
fice
1.  Flame inmpingement on logs
2.  Debris around burner air mixer
1.  Metal expanding while heating or con-
tracting while cooling
1.  Battery is not installed or battery power 
is low