D350E Series II Articulated Truck Caterpillar

Service Brake - Disassemble

Usage:

Disassembly Procedure

Start By:

Remove the spindle. See Disassembly and Assembly, SENR9139, "Spindle - Remove" for further information.

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
B	174-5354	Spring Compressor Tool	1
C	5p-5265	Forcing Bolt	1

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Illustration 1	g00576548

Use a suitable hoist, chains, and lifting eyes in order to place the brake assembly on a suitable work bench. The weight of the brake assembly is 213 kg (470 lb). Remove the 17 bolts and washers that secure plate (1) to housing assembly (2).
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Illustration 2 g00576299
Remove the O-ring from plate (1). Remove Duo Cone Seal (2).
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Illustration 3 g00576550

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Illustration 4 g00576574
Remove the disc and plates (4). Take note of the order of the disc and the plates.
Note: Remove the plates for the damper assembly with the other plates.
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Illustration 5 g00576661
Attach suitable lifting devices and rotate the brake assembly to the opposite side. The weight of the brake assembly is 150 kg (330 lb). The brake anchor should now be in an upward position. Remove 4 large plugs (5) from the anchor. Remove 2 small plugs (6) from the anchor. Remove 42 bolts (7) and washers that secure the anchor to the housing.
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Illustration 6 g00576786
Secure suitable lifting eyes, chains, and a hoist to anchor (8). The weight of the anchor is 87 kg (191 lb). Raise the anchor from housing (9). Remove O-ring (10).
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Illustration 7 g00577916

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Illustration 8 g00577997

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Illustration 9 g00578006

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Illustration 10 g00582907
Guide Pins (11) are located in four locations on the brake piston. Install Tooling (A) and Tooling (B) into the large plug holes on the anchor (8) in order to remove pin (12) from guide pin (11). Tighten Tooling (B) until pin (12) can be removed from guide pin (11).
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Illustration 11 g00582951
Remove piston (14) from anchor (8). Remove O-rings and Teflon seals (15) from piston (14).