Owner`s manual

Page 36
Troubleshooting Chart
TROUBLE CAUSE REMEDY
Replace fuse.
Replace door switch.
Clean out lint compartment daily. Check back draft
damper for foreign objects, lint accumulation or other
causes that may prevent damper from opening. Check duct
work for lint build-up. Check installation sheet to insure
that duct work and make-up air openings are adequately
sized. Check exhaust outlet. If a screen has been
improperly installed on the outlet, it may be clogged with
lint or frozen during winter. Never install a screen on the
exhaust outlet. Vacuum within dryer drops to .09” w. c.
(.225 mbar), or less, for normal operation of dryer, vacuum
reading (in inches of water column) should range between
.15 and .3 inches (.38 and .75 mbar). Vacuum reading can
be made with a vacuum U-gauge by removing a sheet
metal screw in the front panel of dryer, and inserting the
rubber tube of the vacuum gauge into screw opening.
See air switch adjustment sheet in service section.
Replace air switch.
Check manifold pressure and adjust to pressure specified
on rating plate. If this pressure cannot be obtained, have
gas supplier check main pressure.
Dryer is orificed for type of gas specified on rating plate.
Check with gas supplier to determine specifications for gas
being used. If different from rating plate, contact factory
and obtain proper orifices.
Turn power on.
Line fuse or heater
circuit fuse blown
to unit.
Defective door
switch.
Air switch not
operating.
Air switch out of
adjustment.
Air switch
defective.
Gas pressure too
low.
Improper orifice.
Electric power to
heating unit turned
off.
Dryer runs, but no heat.