415F2, 416F2, 420F2 IT, 420F2 ST, 430F2 IT and 430F2 ST Backhoe Loaders Machine Systems Caterpillar

Removal Procedure

Start By:

1. Release the hydraulic system pressure.

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Cylinders equipped with lock valves can remain pressurized for very long periods of time, even with the hoses removed. Failure to relieve pressure before removing a lock valve or disassembling a cylinder can result in personal injury or death. Ensure all pressure is relieved before removing a lock valve or disassembling a cylinder.

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Illustration 1	g03797980

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Illustration 2	g03031796

1. Disconnect harness assembly (3). Remove retaining ring (4) and arm (5). Remove clip (2) and sensor (1).
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   Illustration 3	g03031958

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   Illustration 4	g03031997

2. Remove clip (6). Disconnect hose assemblies (7). Relocate harness assembly (8). Open hood assembly (9).Attach a suitable lifting device to tilt cylinder (11). The weight of tilt cylinder (11) is approximately 39 kg (85 lb). Remove pin (10).

Installation Procedure

1. Install tilt cylinder (11) in the reverse order of removal.

Disassembly and Assembly Information

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Cylinders equipped with lock valves can remain pressurized for very long periods of time, even with the hoses removed. Failure to relieve pressure before removing a lock valve or disassembling a cylinder can result in personal injury or death. Ensure all pressure is relieved before removing a lock valve or disassembling a cylinder.

Illustration 5	g03032537

(1) Use Tooling (A) and a suitable press for the removal of the bearings.

(2) Use Tooling (C), tighten the piston to a torque of ... 450 ± 25 N·m (332 ± 18 lb ft)

(3) ( 5) Lubricate the seals with the fluid that is being sealed.

(4) Apply Tooling (B) to the threads of the head. Use Tooling (C) to tighten the head to a torque of ... 600 ± 130 N·m (443 ± 96 lb ft)

(5) Torque for the setscrew (6) ... 23 ± 3 N·m (204± 27 lb in)