2013/12/06 Caterpillar

Load Haul Dump:

R1600H (S/N: 9SD1-UP)

Disassembly and Assembly, UENR1449, "R1600H Load Haul Dump Power Train", "Parking Brake - Install". This manual is part of Service Manual, UENR1441 Volume 1.

The information in this manual has changed. Replace the information with the following information.

Parking Brake - Install

Specifications

Illustration 1	g03497516

Table 1

Specification for 300-1977 Brake
Note: When brake service is required, replace all the following components.
Item	Qty	Part	Specification Description
4	2	334-1032 Friction Disc	Thickness of one new disc 9.10 ± 0.13 mm (0.358 ± 0.005 inch).
			The recommended minimum thickness of a worn friction disc 8.05 mm (0.317 inch).
			The minimum depth of the oil grooves on a new friction disc 1.05 mm (0.041 inch).
			The recommended minimum depth of the oil grooves on a worn friction disc 0.53 mm (0.021 inch).
5	1	8R-9809 Seal	-
6	1	112-9723 Seal	-
7	1	357-9283 D-Ring Seal	-
8	1	295-5001 Ring	-
9	1	292-7143 Seal	-

Installation Procedure

Table 2

Required Tools
Tool	Part Number	Part Description	Qty
A	138-7574	Link Bracket	2
B	-	Loctite High Flex GM	-

Note: Check the O-ring seals, the gaskets, and the seals for wear or for damage. Replace the components, if necessary.

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Illustration 2	g03497517

1. Apply Tooling (B) to the machined surface of the differential housing and the parking brake housing.

   Note: Ensure the tabs on top reaction plate (11) are aligned correctly before installing the parking brake housing.

2. Use a drive axle shaft or a cutoff section of an axle shaft (10) to align splines of the friction disc adapter with the differential.

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Illustration 3	g01206853

3. Attach Tooling (A) and a suitable lifting device to parking brake housing (1). The weight of the front parking brake housing is approximately 215 kg (474 lb). The weight of the rear parking brake housing is approximately 180 kg (397 lb).

4. Install four captive nuts (3) in the recesses of parking brake housing (1) .

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Improper assembly of parts that are spring loaded can cause bodily injury. To prevent possible injury, follow the established assembly procedure and wear protective equipment.

5. Lower parking brake housing (1) into position onto the reaction plate. Tighten four captive nuts (3) evenly to compress the parking brake springs.

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Illustration 4	g01206852

6. Install 22 bolts (2) that hold parking brake housing (1) to the differential housing.

End By:

a. Install the oscillating axle. Refer to Disassembly and Assembly, "Oscillating Axle (Rear) - Install".

b. Install the fixed axle. Refer to Disassembly and Assembly, "Fixed Axle (Front) - Install".

c. Install the final drive and wheel. Refer to Disassembly and Assembly, "Final Drive and Wheel - Install".