M412982
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Section 5 Service Procedures
To reduce the risk of electric shock, fire, explosion, serious injury or death:
• Disconnect electric power to the tumbler before servicing.
• Close gas shut-off valve to gas tumbler before servicing.
• Close steam valve to steam tumbler before servicing.
• Never start the tumbler with any guards/panels removed.
• Whenever ground wires are removed during servicing, these ground wires must be
reconnected to ensure that the tumbler is properly grounded.
W002
WARNING
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
51. MOTOR PULLEY
Refer to Figure 16.
a. Remove drive belt. Refer to Figure 15.
b. Loosen setscrews and remove screws from
tapered bushing.
c. Remove tapered bushing by putting the screws
removed in step “b” into the threaded holes in
the bushing. Turn the screws inward to force
the bushing out of the motor pulley.
d. Remove motor pulley.
NOTE: Realign motor pulley directly over sheave
by loosening the tapered bushing and repositioning
the motor pulley on the cylinder motor shaft.
52. JACKSHAFT ASSEMBLY
Refer to Figure 15.
a. Support drive guard cover and remove screws
that hold guard to rear of tumbler. Refer to
Figure 13.
b. Remove cylinder and drive belts.
c. Remove snap ring and pull step pulley off of
jackshaft.
d. Remove four bolts that attach jackshaft to rear
of tumbler.
NOTE: After installing sheave, adjust belts.
53. CYLINDER ASSEMBLY
a. Remove front panel assembly.
b. Support drive guard cover and remove screws
holding guard to rear of tumbler. Refer to
Figure 13.
c. Loosen the four jackshaft assembly attaching
d. Rotate the adjusting nuts counterclockwise
(approximately three turns).
e. Slide jackshaft assembly upwards to loosen the
cylinder belts.
f. Remove cylinder belts.
g. Remove drive belt. Refer to Figure 15.
h. Remove screws from tapered bushing. Refer to
i. Remove tapered bushing by putting the screws
removed in step “h” into the threaded holes in
the bushing. Turning the screws inward will
force the bushing out of the cylinder sheave.
j. Remove cylinder sheave.
k. Loosen setscrews on trunnion bearings. Refer
l. Pull cylinder through front of cabinet.
NOTE: When removing cylinder out through front
of cabinet, spread cabinet slightly so cylinder will
clear cabinet sides.
NOTE: After reinstalling drive and cylinder belts,
adjust belts.
Figure 16
T371PE1A
TAPERED
BUSHING
SCREWS
MOTOR
PULLEY
SETSCREW