Required Tools | |||
---|---|---|---|
Tool | Part Number | Part Description | Qty |
A | 136-1452 | Retaining Ring Pliers | 1 |
B | 126-7175 | Push-Puller Tool Gp | 1 |
1U-6343 | Threaded Rod | 1 | |
6V-8149 | Nut | 2 | |
5P-8245 | Hard Washer | 1 | |
C | 1P-1860 | Bearing Puller | 1 |
Start By:
- Remove the piston motor (swing).
Note: Mark all components for correct installation. Before you disassemble the unit, cover the ports and clean the outside of the unit.
- Remove bolts (1) from port plate (2).
Note: Put alignment marks on the motor for assembly purposes.
- Remove port plate (2) from housing (3).
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Illustration 2 g00988393 - Remove O-ring seal (4) and port plate (5) from housing (3).
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Illustration 3 g00988135 - Remove bolts (6) from flushing valve (7).
- Remove flushing valve (7) from port plate (2).
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Illustration 4 g00988149 Show/hide tablePersonal injury can result from parts and/or covers under spring pressure.
Spring force will be released when covers are removed.
Be prepared to hold spring loaded covers as the bolts are loosened.
- Remove lock screws (8) from flushing valve (7).
- Remove O-ring seal (9) from lock screws (8).
- Remove springs (10) from flushing valve (7).
- Remove discs (11) from flushing valve (7).
- Remove spool (12) from flushing valve (7).
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Illustration 5 g00988164 Show/hide tablePersonal injury can result from parts and/or covers under spring pressure.
Spring force will be released when covers are removed.
Be prepared to hold spring loaded covers as the bolts are loosened.
- Remove plug (13) from flushing valve (7).
- Remove O-ring seal (14) from plug (13).
- Remove shims (15) from flushing valve (7).
- Remove spring (16) from flushing valve (7).
- Remove poppet (17) from flushing valve (7).
- Remove retainer (19) and orifice (18) from poppet (17).
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Illustration 6 g00988385 Typical example - Use Tooling (A) to remove retaining ring (20).
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Illustration 7 g00988386 Typical example Note: Protect the shaft. Use shrink wrap or electrical tape. Put shrink wrap around the splined drive shaft to prevent damage to the drive shaft or the seals during disassembly of the motor.
- Remove cover (21). Remove seal (22) from cover (21).
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Illustration 8 g00988387 Typical example - Remove O-ring seal (22) and shims (23) from the housing.
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Illustration 9 g00988440 Typical example - Attach Tooling (B) to housing (3) and rotating group (24), as shown.
- Use Tooling (B) to remove rotating group (24) from the housing. The barrel must not bind while the barrel is pulled through the housing. Do not allow the barrel to separate from the pistons during the removal procedure.
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Illustration 10 g00988441 - Remove barrel (25) from the pistons.
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Illustration 11 g00988442 - Remove spring (26) and shim (27) from barrel (25).
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Illustration 12 g00988443 - Remove screws (28) from the shaft. Remove plate (29) and the pistons from the shaft.
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Illustration 13 g00988444 - Remove pin (30) and pistons (31) from plate (29). The piston rings are nonserviceable separately from the pistons.
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Illustration 14 g00988447 - Remove retaining ring (32) from shaft (33).
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Illustration 15 g00988452 Typical example - Use Tooling (C) to remove bearings (34) from shaft (33). The bearings are serviced only as a kit to maintain proper bearing preload.
Illustration 1 | g00988489 |