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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
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60. TRUNNION SHAFT ASSEMBLY
a. Remove front panel assembly.
b. Remove cylinder belts and drive belt.
c. Remove cylinder sheave.
d. Loosen setscrews on trunnion bearings. Refer
e. Pull cylinder through front of cabinet.
NOTE: When removing cylinder out through front
of cabinet, spread cabinet slightly so cylinder will
clear cabinet sides.
f. Remove the eight washers and nuts holding
trunnion shaft assembly to rear of cylinder.
Refer to Figure 21.
IMPORTANT: When installing trunnion assembly
on cylinder, the cylinder and shaft must be aligned.
Refer to Figure 21. Measure the distance between
the center of the trunnion shaft and the outer rim of
the cylinder at the four points shown. If any
measurement is less than the largest, place spacer(s)
between trunnion arm and cylinder back until all
measurements are equal.
Figure 21
CYLINDER
TAPE
MEASURE
TRUNNION
SHAFT
TRUNNION
ARM
T089SE1A
MEASURE AT
FOUR POINTS
