Piston Motor (Hydrostatic) - Assemble
Assembly Procedure
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| REQUIRED TOOLS | |||
| Tool | Part Number | Part Description | Quantity |
| A | 1P-1863 | Snap Ring Pliers | 1 |
| B | 8B-7548 | Push Puller Tool | 1 |
| B | 8B-7550 | Leg | 2 |
| B | 1B-4207 | Nut | 2 |
| B | 3H-0465 | Plate | 5 |
| B | 16 mm Rod | 1 | |
| B | 8T-4132 | 16 mm Nuts | 3 |
| B | 4B-4281 | Washer | 1 |
| C | 1P-8161 | Snap Ring Pliers | 1 |
| D | 1P-1853 | Snap Ring Pliers | 1 |
Note: Cleanliness is an important factor. Before assembly, all parts should be thoroughly cleaned in cleaning fluid. Allow the parts to air dry. Wiping cloths or rags should not be used to dry parts. Lint may be deposited on the parts which may cause later trouble. Inspect all parts. If any parts are worn or damaged, use new parts for replacement.
- Install a new seal (77) on the motor housing.
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| Illustration 1 | g00481364 |
- Install pistons (75), pin (74), and plate (73) into the drive shaft.
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| Illustration 2 | g00481362 |
- Apply 9S-3263 Thread Lock Compound to fourteen screws (72). Frequently check plate (73) for proper alignment. Also check pistons (75) for free movement.
- Lower the temperature of the drive shaft and heat two bearings (69) and (71). Use Tooling (E) to install the two bearings and shim (70) onto the drive shaft.
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| Illustration 3 | g00481360 |
- Use Tooling (A) to install plate (68) and snap ring (67) .
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| Illustration 4 | g00481340 |
- Install spacer (65) and spring (66) into the barrel assembly. Install barrel assembly (63) to drive shaft assembly (64) .
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| Illustration 5 | g00481255 |
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| Illustration 6 | g00481124 |
- Lower the temperature of the drive shaft assembly for ease of installation into the motor housing. Use Tooling (B) to install the drive shaft assembly into the motor housing.
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| Illustration 7 | g00482282 |
- Install a new seal (62). Use Tooling (C) to install snap ring (61) to the motor housing.
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| Illustration 8 | g00481098 |
- Install pin (59) and piston (60) to the pilot valve.
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| Illustration 9 | g00481097 |
- Install block (58) and bolt (57) into the pilot valve.
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| Illustration 10 | g00481096 |
- Install plate (56) to the pilot valve.
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| Illustration 11 | g00481095 |
- Install adjustment screw (54) and (55), pins (52), and O-ring (53) to the motor housing.
- Install motor head (30) and eight bolts (51) to the motor housing. Tighten to a torque of 210 ± 15 N·m (155 ± 11 lb ft).
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| Illustration 12 | g00481094 |
- Install piston (47), plug (48), O-ring (49), and test port (50 ) into pilot valve (29) .
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| Illustration 13 | g00481090 |
- Install spool (42), spacer (41), spring (40), O-ring (39), plug (38), spacer (43), spring (44), O-ring (46), and plug (45) into the pilot valve.
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| Illustration 14 | g00481088 |
- Install piston (37), spring (36), washer (35), O-ring (34), and plug (33) into pilot valve (29) .
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| Illustration 15 | g00481087 |
- Install four small O-rings (32) and a big O-ring (31) to pilot valve (29) .
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| Illustration 16 | g00481085 |
- Install pilot valve (29) and four bolts (28) to motor head (30) .
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| Illustration 17 | g00481080 |
- Install spools (27) and (26) into the solenoid assembly. Use Tooling (A) to install snap ring (25) .
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| Illustration 18 | g00481049 |
- Install locknut (24), screw (24), O-ring (23), and pin (22) to the solenoid assembly.
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| Illustration 19 | g00481046 |
- Install O-ring (19), spring (20), and spool (21) into solenoid assembly (2) .
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| Illustration 20 | g00481045 |
- Install O-ring (18), spring (17), and spool (16) into the solenoid assembly (2) .
- Install piston (15), O-ring (14), backup ring (13), O-ring (12), and cap (11) into solenoid (10) .
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| Illustration 21 | g00481043 |
- Install solenoid (10) and four bolts (9) to solenoid assembly (2) .
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| Illustration 22 | g00480981 |
- Repeat steps number 23 and 24 to the other solenoid.
- Install four O-ring (8), spring (7), cap (6), spring (5), and piston (4) into the motor head.
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| Illustration 23 | g00480900 |
- Install solenoid assembly (2) and four bolts (1) to the motor head.
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| Illustration 24 | g00480863 |
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