785D OEM Off-Highway Truck Machine Systems Caterpillar

Steering Link - Remove and Install

Usage:

785D DMC

Removal Procedure

Show/hide table

Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	176-6538	Spanner Wrench As	1
B	5S-6084	Socket (3-1/2 inch)	1
	478-3993	Hydraulic Torque Wrench	1
	385-3995	Hydraulic Pump Gp	1
	384-8916⁽¹⁾	Hydraulic Pump Gp	1
C	231-4904	Wedge	1
D	1U-7505	Hydraulic Jack	1
D	485-8004	Support Stand	1
E	-	Retaining Ring Pliers	1

Show/hide table

⁽¹⁾	Available Substitute

Show/hide table

NOTICE

Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life.

Note: Put identification marks on all hose assemblies and on all tube assemblies for installation purposes. Plug all hose assemblies and all tube assemblies. This helps to prevent fluid loss and to prevent contaminants from entering the system.

Show/hide table




Illustration 1	g01592318

Disconnect grease hose assembly (1). Use Tooling (E) to remove retaining ring (2). Remove retaining ring (2) and plug (3).
Show/hide table

Illustration 2 g01592319

Show/hide table

Illustration 3 g01592324
Use Tooling (A) to retain ball stud (4). Use Tooling (B) to loosen locknut (5).
Note: Do not remove locknut (5) completely from ball stud (4).
Show/hide table

Illustration 4 g01592330
Use Tooling (C) to drive ball stud (4) out of the taper. Remove locknut (5). Separate steering link (6) from steering arm (7).
Repeat Step 1 through Step 3 to loosen the ball stud at the opposite end of the steering link.
Show/hide table

Illustration 5 g01592348
Use Tooling (D) to remove steering link (6). The weight of steering link (6) is approximately 115 kg (253 lb).

Installation Procedure

Show/hide table

Table 2
Required Tools
Tool	Part Number	Part Description	Qty
A	176-6538	Spanner Wrench As	1
B	5S-6084	Socket (3-1/2 inch)	1
	478-3993	Hydraulic Torque Wrench	1
	385-3995	Hydraulic Pump Gp	1
	384-8916⁽¹⁾	Hydraulic Pump Gp	1
D	1U-7505	Hydraulic Jack	1
D	485-8004	Support Stand	1
E	-	Retaining Ring Pliers	1
F	-	Loctite Graphite-50	-

Show/hide table

⁽¹⁾	Available Substitute

Show/hide table

NOTICE

Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life.

Note: Inspect the O-ring seals. Replace the O-ring seals that are worn or damaged.

Note: Lubricate all the O-ring seals lightly with the lubricant that is being sealed.

Show/hide table




Illustration 6	g01592348

Apply Tooling (F) to the threads and on the taper of the ball studs. Use Tooling (D) to install steering link (6). The weight of steering link (6) is approximately 115 kg (253 lb).
Show/hide table

Illustration 7 g01592319

Show/hide table

Illustration 8 g01592324
Apply Tooling (F) onto the face of locknut (5). Install locknut (5). Use Tooling (A) to retain ball stud (4). Use Tooling (B) to tighten locknut (5). Tighten locknut (5) to a torque of 2060 ± 100 N·m (1519 ± 74 lb ft).
Show/hide table

Illustration 9 g01592318
Install plug (3). Use Tooling (E) to install retaining ring (2). Install retaining ring (2). Connect grease hose assembly (1).
Repeat Step 1 through Step 3 to tighten the ball stud at the opposite end of the steering link.
Check the alignment of the front wheels. Refer to Steering Systems Operation/Testing and Adjusting, "Front Wheel - Align".