Empire Comfort Systems DVL36BP30 Series Installation Instructions Manual page 51

IP - CONTROL SYSTEM TROUBLESHOOTING (CONT'D)
PROBLEM OBSERVED
Burner & pilot light but will not stay lit
Incorrect burner flame
Backfire of burner
Fireplace produces unwanted odors
Whistle noise from fireplace
41978-1-1220
POSSIBLE CAUSE
Flame sensor dirty
Low gas pressure
Not enough fresh air for pilot
Clogged or dirty burner ports
(For fireplace equipped with optional
thermostat or thermostat remote) Room
temperature is higher than thermostat
setting
(Optional) Remote control batteries failing
Faulty pilot or thermocouple
Incorrect gas supply or pressure
Blocked orifice
Clogged or dirty burner ports
Faulty valve
High altitude
Too much crushed glass media or too
many logs/rocks on burner surround
Blocked orifice
Clogged or dirty burner ports
Low gas pressure
Vapors from paint, hairspray, glue, etc.
Initial burn-off of manufacturing chemicals
Check gas pressure
Air in gas line
Control knob not in fully open position
Spiral gas flex line pinched or too small
diameter line
CORRECTIVE MEASURE
Clean pilot sensor
Check gas supply pressure
Open door or window - ventilate
Clean burner ports
Move (optional) remote away from
fireplace
Set higher temperature on (Optional)
remote/thermostat
Replace batteries in remote transmitter
and receiver
Replace pilot
Check gas supply pressure
Check orifice opening
Clean burner ports
Replace valve
Adjust orifice size for altitude
Remove excessive media. Reduce
number of logs/rocks
Check orifice opening
Clean burner ports
Check gas supply pressure
Ventilate room until odor stops. Do not
use paint, hairspray, glue, etc around
fireplace
Ventilate room until odor stops
Adjust gas pressure to recommended
setting.
Bleed lines
Open control knob to full position
Straighten flex line where pinched or
replace gas feed line with larger diameter
Page 51