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SECTION 3 - CHASSIS & TURNTABLE
3-18
3121171
First Stage Planetary (7) Assembly
1.
Pre-freeze planet pins (5) and install into planet carrier
(7).
2.
Install planet carrier (7) together with planet pins (5) on
sun gear (3), and install snap ring (16).
3.
Put sun gear shaft (43) into sun gear (3).
4.
Pre-heat stay rings (17) and install onto planet pins (5).
5.
Pre-heat cylindrical roller bearings (10) and install onto
planet pins (5) and fix bearings with snap rings (14).
End Cover Unit (8) Assembly
1.
Install O-ring (54) into groove of cover (8).
2.
Install the cover (51) into cover (8) and fix cover (51) with
hex bolts (53). Tighten bolts with torque wrench to 6.3
ft-lb (8.5 Nm).
Final Assembly
1.
Install planet gears (1) onto planet pins which are part of
spindle (60).
2.
Install snap rings (15) on planet pins of spindle (60) to
retain planet gears (1).
3.
Insert first stage planetary assembly (7) into drive.
4.
Install O-ring (33) in groove of ring gear (30).
5.
Install seal rings (22) and screw plugs (21).
6.
Before installation of motor, CHECK THERE IS 1-2 mm OF
CLEARANCE BETWEEN THE MOTOR SPLINE SHAFT
SHOULDER AND THE COUPLER (62).
7.
Install motor and reconnect hydraulic lines.
8.
Roll motor so one fill plug is at 12 o’clock position, and
the other is at 3 o’clock. Fill to bottom of 3 o’ clock plug
with gear oil. reinstall plugs.
Initial Start-up And After Repairs
Before operating machine, make sure drive is filled with clean
oil, approximately 0.2 US gal (0.8 L). An accurate oil level is
determined by the oil level plug, which should be removed
before oil fill.
With gear case filled to their proper levels, start machine and
allow sufficient time for run-in at moderate pressure and
speed before running at full speed. After 4 hours of operation,
recheck oil level.Maintenance
Daily: - Check for oil leakage
Weekly: - Check oil level
Monthly: - Check mounting bolt torque
Oil Change Interval-Gear Drive
1.
Perform first oil change after approximately 150 hours.
2.
Subsequent changes, every 1500 hours or annually,
whichever occurs first.
NOTE:
Flush drive before filling with new oil.
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