Lexion 450, Lexion 460, Lexion 465 andLexion 470 Combines Engine Supplement Caterpillar

Transfer Gearbox - Remove

Usage:

465 3HZ

Removal Procedure

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Table 1
Required Tools
Tools	Part Number	Description	Qty
A	138-7575	Link Bracket	2
B	162-4138	Eyebolt	1

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NOTICE

Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. 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 on Caterpillar products. Dispose of all fluids according to local regulations and mandates.

Note: Put identification on all lines, hoses, wires, and tubes for installation purposes. Install a cap or a plug on all lines, hoses, and tubes in order to prevent foreign material from entering the system.

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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.

Drain the oil from the hydraulic tank into a suitable container for storage or disposal.

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Illustration 1	g00611476

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Illustration 2	g00611478

Open side panel (1). Install Tooling (A) to each end of the side panel, as shown. Install slings and a suitable lifting device onto Tooling (A) .

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Illustration 3	g00611481

Disconnect strut assembly (2) from the inside of the side panel.

Lift the side panel in order to disengage the hinges. Remove the side panel. The weight of the side panel is 91 kg (200 lb).

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Illustration 4	g00611483

Remove support (3). Disconnect the hose assemblies for the tension cylinders.

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Illustration 5	g00611488

Remove the idler and tension cylinder assembly (4) .

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Illustration 6	g00611489

Remove guides (5) and (6). Remove belt (7) from the pulley.

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Illustration 7	g00611496

Remove belt tensioners (8) and (9) .

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Illustration 8	g00611501

Remove guide (10) .

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Illustration 9	g00611505

Remove idler assembly (11) .

Remove belt (12) from the drive pulley.

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Illustration 10	g00904227

Disconnect hose assemblies (13) and (14) from hydraulic pump (14a). Disconnect hose assemblies (15), (16), (17), (18), and (19) from pump (20) for the hydrostatic drive.

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Illustration 11	g00611559

Disconnect wires (21) from speed sensor (22) .

Disconnect hydrostatic speed control cable (23). Remove the bracket and cable assembly (24). Put the bracket and the cable assembly out of the way.

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Illustration 12	g00611561

Loosen clamp (26). Disconnect dust ejector tube (27) from the muffler.

Loosen clamp (25) .

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Illustration 13	g00611563

Use a suitable lifting device and slings to support muffler assembly (28).

Remove four bolts (29) and muffler assembly (28). The weight of the muffler assembly is 28 kg (62 lb).

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Illustration 14	g00611565

Remove the cylinders and bracket (30) from the transfer gearbox.

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Illustration 15	g00611611

Use Tooling (B), slings, and a hoist to support the transfer gearbox and the pump.

Remove six bolts (31). Remove the transfer gearbox and pump assembly (32). The weight of the transfer gearbox and the pump is 255 kg (560 lb).

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Illustration 16	g00611616

Use Tooling (B), slings, and a hoist to support hydraulic pump (34). Remove bolts (33). Remove hydraulic pump (34) from the transfer gearbox. The weight of the hydraulic pump is 104 kg (230 lb).