Removal Procedure
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Table 1
| Required Tools |
| Tool |
Part Number |
Part Description |
Qty |
| A |
1U-8233 |
Nylon Lifting Sling |
2 |
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At operating temperature, the hydraulic tank is hot and under pressure. Hot oil and components can cause personal injury. Do not allow hot oil or components to contact skin. Remove the filler cap only when the engine is stopped, and the filler cap is cool enough to touch with your bare hand. Remove the filler cap slowly in order to relieve pressure. |
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| NOTICE |
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Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the machine. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide", for tools and supplies suitable to collect and contain fluids in Caterpillar machines. Dispose of all fluids according to local regulations and mandates. |
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- Put identification marks on all lines, hoses, wires, and tubes for installation purposes. Plug all lines, hoses and tubes. This helps prevent fluid loss and contamination of the oil system.
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| Illustration 1 | g00523861 |
- Remove three bolts (1) and place transmission oil filter assembly (2) aside. Remove nuts (3) that secure the accumulator to the crossbeam. Remove the accumulator from the crossbeam. Check for any other obstructions to the removal of the crossbeam.
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| Illustration 2 | g00523925 |
The cab has been removed for photographic clarity. |
- Remove U-bolt (4) that secures the exhaust pipe to the mounting bracket. Use Tooling (A) in order to attach crossbeam (6) to a suitable hoist. Remove eight bolts (5) and remove crossbeam (6) from the frame. Crossbeam (6) has a weight of 50 kg (110 lb) .
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| Illustration 3 | g00523927 |
- Disconnect the following components: two wire clamps (7), electrical connector (8), electrical connector (9) and electrical connectors (10)
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| Illustration 4 | g00523965 |
- Disconnect line (11) from the speed shift solenoid.
Note: The transmission has been removed from the machine in the following photos. This is for photographic clarity. The transmission does not need to be removed from the machine in order to remove the shift cylinder.
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| Illustration 5 | g00523999 |
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| Illustration 6 | g00524004 |
- Remove ten bolts, the washers, cover (13) and the gasket. Remove two bolts (15) . Disconnect electronic control group (14) and remove electronic control group (14) . Remove eleven bolts, cover (12) and that gasket.
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| Illustration 7 | g00524029 |
- Loosen nut (16) and remove rod (18) . Disconnect hose (17) from the flange.
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| Illustration 8 | g00524032 |
- Remove three bolts (19) that hold shift cylinder (20) to the transmission. Remove shift cylinder (20) .
Installation Procedure
Note: The transmission has been removed from the machine in the following four photos. This is for photographic clarity. The transmission does not need to be removed from the machine in order to install the shift cylinder.
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| Illustration 9 | g00524032 |
- Use three bolts (19) in order to install shift cylinder (20) .
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| Illustration 10 | g00524029 |
- Connect hose (17) to the flange. Install rod (18) and tighten nut (16) . Make sure that the eye on the end of rod (18) is over the pin.
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| Illustration 11 | g00524125 |
- Install cover (12) and the gasket without installing the bolts.
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| Illustration 12 | g00524082 |
- Remove plug (21) in order to view the alignment of the gears.
- Lift cover (12) and rotate the gear in order to align the ""V"" that is stamped on the sector gear with the tooth space between the adjacent teeth that are marked with ""V's"". Install plug (21) after the alignment has been completed.
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| Illustration 13 | g00524004 |
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| Illustration 14 | g00523999 |
- Use eleven bolts in order to install cover (12) . Be sure to install the gasket. Use two bolts (15) in order to install electronic control group (14) . Connect the electrical connector to electronic control group (14) . Use ten bolts in order to install cover (13) . Be sure to install the gasket.
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| Illustration 15 | g00523965 |
- Connect line (11) to the speed shift solenoid.
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| Illustration 16 | g00523927 |
- Connect the following components: two wire clamps (7), electrical connector (8), electrical connector (9) and electrical connectors (10)
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| Illustration 17 | g00523925 |
- Use Tooling (A) in order to attach crossbeam (6) to a suitable hoist. Crossbeam (6) has a weight of 50 kg (110 lb). Use eight bolts (5) in order to install crossbeam (6) to the frame. Install U-bolt (4) that secures the exhaust pipe to the mounting bracket.
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| Illustration 18 | g00523861 |
- Use nuts (3) in order to attach the accumulator to the crossbeam. Use three bolts (1) in order to install transmission oil filter assembly (2) .
Note: See Operation and Maintenance Manual, "Transmission Oil - Change" for the fluid capacities and the proper filling procedures.
