Operating instructions
19
DFX & DBX Series Vent Free Fireplaces
FP2501
manual pilot flame
FP2273
pilot bad flame
FP2272
pilot correct flame
In addition, periodically check the ames visually during operation.
It should just
touch the top of the thermocouple tip for natural. for correct pilot
ame.
If the pilot ame does not touch the thermocouple, then the main burner cannot function
reliably. for incorrect shape of pilot ame.
Figure 22 -
Millivolt Control Pilot Flame Appearance
Thermocouple
for Natural Gas
Thermocouple
for LP
FP7
Thermocouple
for Natural Gas
Thermocouple
for LP
FP73
Thermocouple
for Natural Gas
Thermocouple
for LP
Thermocouple
for Natural Gas
Thermocouple
for LP
FP50
Figure 23 -
Hi/Lo Control Pilot Flame Appearance