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Shows what fire should look like when thermostat calls for heat for extended
period
:
A. Unburned fresh coal supply from coal hopper
B. Burning Coals
C. Ash on lower end of grate (around 2")
The actual length of burning coals will vary as heat demand increases or decreases. If
burning coals fall off grate, reduce coal feed by turning white adjustment nut in a counter
clock-wise direction 1 or 2 full turns. Wait at least 1 hour before making any more
adjustments
.
When thermostat is calling for heat, the gear motor will be in continuous run, but if the fire
bed remains small, increase the coal feed by turning white adjustment nut clock-wise
Under normal draft conditions, when fire bed has reached its maximum length (with 2" of
ash) flames should be touching top of interior stove plate. If flame is not reaching top of
stove
:
A. Fire bed may be too thick.
Show what fire size should look like when thermostat has not called for heat for
A.
Unburned fresh coal supply from hopper.
Burning coal (about 1-1 ½" to 2") (low flames).
B.
C.
Ash on lower end of grate
Zero Clearance Stove
DIAGRAM (1)
Reduce coal feed.
Hopper end of stove is not plumb.
Burrs may be stuck on grate, scrape grate until it is smooth.
Not enough air flow, adjust air intake shutter on combustion motor
(see check draft).
DIAGRAM (2)
extended periods
:
9
.
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