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SERVICE
RR0592.eps
RR0589.eps
4.5-2
Drive Motor Disassembly
Cascade provides service replacement parts for the seals
indicated with a
▲
below. Due to cost, if other parts need
replacement, the complete drive motor assembly should
be replaced.
1
Remove the drive motor from the drive group as
described in Section 4.5-1.
IMPORTANT:
Clean the outside of the drive
motor and service in a clean, dust-free work area.
Use a soft-jawed vise for all service procedures.
2
Make a scribe mark across the motor sections. This will
help with timing and alignment for reassembly.
3
Clamp the motor in a soft-jawed vise with the output
shaft facing upward.
4
Remove the three capscrews from the flange. Remove
the flange. Keep track of O-ring between the flange
and motor.
5
Remove the five capscrews with a 3/16 in. allen wrench
(hex key).
6
Disassemble the motor as shown below. The motor can
be taken apart in five groups.
A
Remove the bearing housing group. Remove the
output shaft from the bearing housing.
CAUTION:
Leave the thrust bearing and thrust
washer on the output shaft. Leave the output shaft
spacer in the output shaft.
B
Remove spool drive and drive.
C
Remove drive and spacer with O-ring.
D
Remove geroler set with O-ring.
CAUTION:
Geroler spacers can fall out if not
handled properly.
E
Leave the valve housing in the vice. Remove the
spool valve and O-ring from the valve housing.
CAUTION:
Do not remove retaining rings and check
balls from the spool valve.
3
4
5
Pressure Seal
▲
Wiper Seal
▲
Bearing Housing
Valve
Housing
Bearing
Housing
Group
Output Shaft
Spacer
Thrust Bearing
Thrust Washer
Output Shaft
Output Shaft
Drive
▲
Replacement parts available through Cascade
Spool Drive
Spool
Valve
Geroler Set
Flange
Flange O-Ring
Spacer
Plate
Capscrews (5)
2
O-Ring
▲
O-Ring
▲
O-Ring
▲
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RR0591.eps
A
B
C
D
E
6
Содержание 14J Series
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