24
7082-151C
November 28, 2017
MT. VERNON E2 INSERT
-C
Symptom
Possible Cause
Corrective Action
Large, lazy flame (orange color) with
black ash / soot buildup on glass
Dirty appliance or venting
Clean appliance including the fire
pot, exhaust path, and venting
system
Poor fuel quality, high ash content.
Purge old fuel and use higher quality
/ or brand of fuel
Incorrect air-fuel adjustment
Adjust the trim (see trim adjustment
section)
Excessive feeding
Adjust trim per trim dial instructions
Feed Motor locked on
Follow corrective action for feed
motor not turning off
Excessive fuel spilling over the fire
pot and/or excessive flame
Dirty Appliance
Clean appliance including the fire
pot, exhaust path, and venting
system
Feed Motor locked on
Follow corrective action for feed
motor not turning off
Black soot on the side of the house
Dirty Appliance
Clean appliance including the fire
pot, exhaust path, and venting
system
Exhaust termination cap too close to
the structure
Extend the termination further from
the structure
Excessive feeding (incorrect air-fuel
ratio)
Adjust trim per trim dial instructions
Appliance rumbles consistently
during burns
Too much fuel
Turn trim dial counterclockwise one
notch at a time
Too much air
Turn trim dial towards the zero set-
ting one notch at a time
Note: Refer to trim setting section for more information, page 13