REV C
Section 4 • Repair Procedures
June 2005
Part No. 52075
TMZ-34/19
4 - 7
9 Thoroughly degrease and dry the gearbox case,
covers, all gear components and the platform
pivot shaft.
10 Install the gearbox case onto the platform pivot
shaft.
11 Install gear assembly onto the platform pivot
shaft in the reverse order of disassembly in
step 7.
12 Install the gear assembly retaining nut onto the
top of the shaft. Torque to specification.
Torque specification
Gear assembly retaining nut, dry
180 ft-lbs ±5 ft-lbs
244 Nm ±7 Nm
13 Thoroughly and heavily lubricate each tooth of
the gear using multipurpose grease. Rotate the
gearbox case as required.
When lubricating the gear, do not
apply any grease to the remainder
of the gear assembly components.
Grease on the balance of the gear
components may result in slippage
and poor rotator performance.
14 Install the rotate handle shaft, pinion and
associated components into the gearbox.
15 Thoroughly and heavily lubricate each tooth of
the pinion using multipurpose grease.
16 Install the rotate handle shaft cover. Install and
securely tighten the fasteners. Do not over
tighten.
17 Install the platform control box mount and
gearbox cover onto the top of the gearbox.
Install and securely tighten the fasteners. Do
not over tighten.
a
control box mount
b
gearbox top cover
c
rotate gear assembly
d
gearbox case
e
pinion
f
rotate handle shaft
g
rotate handle shaft cover
h
seal
i
platform pivot shaft
j
platform pivot
g
f
e
c
b
a
h
d
i
j
PLATFORM COMPONENTS
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