Alliance Laundry Systems LTS99A*N1180 Service Manual Page 102

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Section 5 Service Procedures
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
To reduce the risk of electric shock, fire, explosion, serious injury or death:
Disconnect all electric power to the machine and accessories before servicing.
Close gas shut-off valve to gas dryer before servicing.
Never start machine with any guards/panels removed.
Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the machine is properly grounded.
Washer motor not grounded! Disconnect electric power before servicing motor.
W502
WARNING
78. REAR BULKHEAD AND HEATER DUCT
a. While supporting the access panel, remove two
screws from bottom edge of access panel. Refer
to Figure 27.
b. Gently lower the access panel to disengage
panel locators from bottom edge of front panel.
Refer to Figure 35.
c. Remove two screws from bottom tabs on front
panel. Refer to Figure 28. Swing bottom of
front panel away from dryer far enough to
disengage hold-down clips and locators from
cabinet top.
d. Disconnect wires from door switch. Refer to
Figure 34.
NOTE: Refer to wiring diagram when rewiring
switch.
e. Disengage belt from motor and idler pulleys.
Refer to Figure 43.
NOTE: When reinstalling belt, be sure belt is
properly installed on motor and idler pulleys and is
on the correct side of the idler pulleys. Refer to
Figure 43. Belt must be positioned around cylinder
approximately three inches ahead of rear rib on
cylinder with the ribbed surface of the belt against
the cylinder. Refer to Figure 52. After installing
belt, manually rotate cylinder counterclockwise to
check that belt is properly aligned.
f. Remove four screws holding bulkhead to front
flange of cabinet. Then lift complete bulkhead
assembly out of slots in cabinet. Refer to
Figure 48.
IMPORTANT: When reassembling, be sure seal on
exhaust fan cover makes airtight seal on flange of
duct. Refer to Figure 40. If the seal is installed
improperly, the airflow through the exhaust system
will be restricted which can adversely affect dryer
performance.
g. Remove two cabinet top hold-down screws.
Refer to Figure 48.
h. Carefully remove cylinder out through front of
dryer.
i. Gas Models:
(1) Disconnect igniter wires at disconnect
blocks, sensor wires from sensor terminals,
and wires from gas valve coils at the quick
disconnect blocks. Refer to Figure 37.
(2) Remove burner tube attaching screw from
right side of burner housing, while holding
burner tube in place. Refer to Figure 39.
(3) Gently move burner tube toward rear of
dryer to disengage tab from slot on left side
of burner housing. Refer to Figure 38.
(4) Carefully rotate burner tube and igniter
counterclockwise so tab is at the 8 o’clock
position.
(5) Move air shutter end of burner tube slightly
to right and CAREFULLY remove burner
tube and igniter assembly out through front
of dryer. Refer to Figure 38.
IMPORTANT: The igniter is very fragile. Be careful
not to damage it during removal.
(6) Remove screw holding burner housing to
heat shroud. Refer to Figure 37.
(7) Remove screw holding front of burner
housing to dryer base and remove housing
out through front of dryer. Refer to
Figure 39.
(8) Remove two screws holding shroud to
heater box, and remove shroud out through
front of dryer. Refer to Figure 37.
To reduce the risk of serious injury or death
by carbon monoxide and other gases in
gas dryers, carefully read and follow all
instructions given in this section.
W005
WARNING
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