Heatmor 400-4S, User Manual

Page: 82 / 95

77
Defective water
temperature probe
Replace water
temperature probe
Refer to
“Water Temperature Probe.”
Defective Automatic Fan
Switch (A.F.S.)
Replace A.F.S.
Refer to
“Automatic Fan Swith.”
Too much smoke
comes out
firebox door while
loading.
Opening firebox door
when there is fuel still
inside.
Do not add so much
fuel all at one time.
Refer to
“Loading Wood into the
HEATMOR™.”
Burning wet wood or
poor quality wood.
Add dryer,
seasoned wood.
Refer to
“Types of Wood.”
Opening door within
two minutes of blowers
turning off.
Open door sooner
or wait for next
cycle to start.
Refer to
“Loading Wood into the
HEATMOR™.”
Firebox air leak.
Check all seals for
or air leaks.
Run a smoke check.
Refer to
“Air Leaks.”
Flash Curtain / Heat
Shield has been
removed.
Install Flash
Curtain / Heat Shield
Refer to
“Flash Curtain / Heat Shield.”
Water temperature is low. Fuel fire.
Refer to
“Loading Wood into the
HEATMOR™.”
Furnace pad has not
been raised above
ground level.
Raise pad.
Contact your
Local Dealer .
Draft fan has not been
turned off while loading.
Turn off fan before
loading.
Refer to
“Loading Wood into the
HEATMOR™.”
Losing Water
Furnace is boiling (could
happen when away,
sleeping or at work).
Add water. Complete a
full furnace check of all
systems.
Refer to
“Filling the Furnace Initially
with Water.”
PROBLEM CAUSE SOLUTION PROCEDURE