ALLIANCE JT37CGI Service Manual Page 77

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M411429 79
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
100. DRIVE CHAIN
Nonreversing Tumblers
a. Remove drive guard.
b. Loosen jamnut on idler sprocket locking bolt
and move sprocket to the right to relieve chain
tension. Refer to Figure 30.
c. Run chain off drive sprocket and lift chain off
cylinder sprocket.
d. Reinstall chain and drive guard.
Reversing Tumblers
a. Repeat steps a and b of procedure for non-
reversing tumblers, above.
b. Loosen nut on idler housing attaching bolt and
slide idler housing to top of slotted mounting
holes in guide rails. Refer to Figure 31. This
will provide slack in drive chain for removal
from sprockets.
c. Adjust chain following installation. Refer to
Adjustments section.
101. IDLER HOUSING ASSEMBLY
Reversing Tumblers
a. Support drive guard and remove the screws
holding it to the back panel of the tumbler.
Leave the belt guard attached to the top of the
drive guard.
b. Loosen four capscrews holding motor
mounting bracket to side brackets. Lower
motor and mounting bracket until holding
capscrews bottom in the mounting slots.
c. Slip drive belt off of the motor pulley.
d. Loosen nut on idler housing attaching bolt and
slide idler housing to top of slotted mounting
holes in guide rails. Refer to Figure 31. This
will provide slack in drive chain for removal
from sprockets.
e. Remove top bolt from guide rail and remove
guilde rail, idler housing and sheave assembly.
f. After repairing or replacing idler housing
assembly, reinstall chain, belt, chain guard and
belt guard.
Figure 29
SCREWS
(Newer Models)
CLIPS
(Older Models)
BELT
GUARD
TU039-SV
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