525C, 535C and 545C Wheel Skidders Machine Systems Caterpillar

Piston Motor (Winch) - Assemble

Usage:

525C 525

Assembly Procedure

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	1P-1861	Retaining Ring Pliers	1
C	1P-1864	Retaining Ring Pliers As	1

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Illustration 1	g01270989

Raise the temperature of bearing cone (34) and bearing cone (30).
Lower the temperature of shaft (29).
Install bearing cone (34), bearing cup (33), shim (32), bearing cup (31), and bearing cone (30) onto shaft (29).
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Illustration 2 g01270608
Install shim (27).
Use Tooling (C) to install retaining ring (28).
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Illustration 3 g01270580
Install pistons (24), center pin (25), retainer plate (26), and bolts (23). Tighten bolts (23) to a torque of 9 ± 1 N·m (79 ± 9 lb in).
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Illustration 4 g01270579
Install seal (22).
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Illustration 5 g01270577
Install spacer (20).
Use Tooling (A) to install retaining ring (19).
Install rotating group (21).
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Illustration 6 g01270576
Install shims (18) and spring (17) into barrel (14).
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Illustration 7 g01270575
Install barrel (14) onto the piston assembly.
Install O-ring seal (15) onto housing (16).
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Illustration 8 g01271856
Install screw (13), locknut (12), and cap (9).
Note: The recorded distance for screw (13) is found in the disassembly procedure.
Install plug (11) and the O-ring seal into the housing. Tighten plug (11) to a torque of 127 N·m (94 lb ft).
Install plug (10) and the O-ring seal into the housing.
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Illustration 9 g01270188
Install piston (8).
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Illustration 10 g01270187
Install the O-ring seal and plug (7).
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Illustration 11 g01270186
Install cartridge (6).
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Illustration 12 g01270185
Install coil (4) and nut (5).
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Illustration 13 g01270184
Install port plate (3).
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Illustration 14 g01270183
Install head (2) and bolts (1).