43
Mascot LX Service Manual
Blower Problems
B11
Intake vent
or exhaust flue
blocked?
Yes
No
Clear the vent and flue.
Check the bird screens
or terminals.
Check for blocked air intake
and exhaust vents.
Test the air pressure switch.
Want continuity when blower is on.
Switch should be open when blower is off.
Remove the blower and
check it. See the instructions
in this section.
.
Mechanical problem
with blower?
Yes
No
Switch
is OK?
No
See Section B12.
Yes
Heat exchanger
is plugged?
Yes
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