545 Wheel Skidder Power Train Caterpillar

Axle Housing - Disassemble

Usage:

545 2FZ

Disassembly Procedure

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	138-7574	Link Bracket	2
B	1P-2420	Transmission Repair Stand	1
	FT-0957	Adapter Group	4
	FT-0996	Positioning Group	4
C	1P-2420	Transmission Repair Stand	1
D	138-7573	Link Bracket	3
E	4C-8500	Spanner Wrench	1
E	6V-7820	Torque Multiplier	1
F	150-1782	Crossblock	1
	3H-0470	Screw	1
	3H-0466	Nut	1
	3H-0468	Puller Plate	2
	9U-7692	Threaded Rod	2

Start By:

Remove the axle from the machine. Refer to Disassembly and Assembly, "Fixed Axle (Rear) - Remove" or Disassembly and Assembly, "Oscillating Axle (Front) - Remove" for the machine that is being serviced.

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Illustration 1	g00555676

Install Tooling (A) and a suitable lifting device to axle (3) .

Carefully install axle (3) on Tooling (B). The weight of axle (3) is approximately 1360 kg (3000 lb).

Remove bolts (2) and the washers.

Remove axle housing (1). The weight of axle housing (1) is approximately 500 kg (1100 lb).

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Illustration 2	g00593606

Install Tooling (A) and a suitable lifting device to the opposite end of axle housing (1) .

Carefully install axle housing (1) on Tooling (C) .

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Illustration 3	g00593607

Note: To completely remove retaining ring (4), planetary carrier (6) must be disassembled.

Remove retaining ring (4) from axle shaft (5) .

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Illustration 4	g01036178

Install Tooling (D) and a suitable lifting device in planetary carrier (6) .

Carefully remove planetary carrier (6). The weight of the planetary carrier (6) is approximately 80 kg (175 lb).

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Illustration 5	g00593610

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Illustration 6	g00593611

Use a hammer and a punch to push spring pin (9) in planetary shaft (7) .

Remove planetary shaft (7), thrust washers (10), and planetary gear (8) from planetary carrier (6) .

Remove bearing (11) from planetary gear (8) .

Remove spring pin (9) from planetary shaft (7) .

Remove spring pin (12) from spring pin (9) .

Repeat Steps 10 through 14 for the remaining planetary gears.

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Illustration 7	g00593612

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Illustration 8	g00593613

Use Tooling (E) to remove bearing nut (13) .

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Illustration 9	g00593614

Install Tooling (A) and a suitable lifting device to axle housing (1). Put slight lifting tension on the axle housing.

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Illustration 10	g00593616

Note: The bearing cone which is located under bearing nut (13) will be removed at the same time as the axle housing.

Install Tooling (F) to axle housing (1). Use the center stud to push the axle shaft and the bearing cone from axle housing (1). Make sure that upward pressure is constantly applied.

Carefully remove axle housing (1) and the inner bearing cone from the axle shaft. The weight of axle housing (1) is approximately 205 kg (450 lb).

Remove the inner bearing cone from axle housing (1) .

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Illustration 11	g00593618

Remove inner bearing cup (14) from axle housing (1) .

Note: Planetary ring gear (16) will be destroyed during removal.

Remove ring gear (16) from axle housing (1). Use a torch to cut the ring gear in two pieces that are directly across from each other. Cut the ring gear at the position of the locating dowels. For an alternate method, make three welds that are equally spaced around the circumference of the ring gear. This will cause the ring gear to shrink.