993K Wheel Loader Power Train Caterpillar

Torque Converter - Remove

Usage:

993K Z4D

Removal Procedure

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	138-7573	Link Bracket	3
B	386-6032	Lever Puller Hoist Gp	2
B	138-7575	Link Bracket	2
C	189-0412	Clevis	1
C	193-5474	Shackle	1

Start By:

Remove the hydraulic tank.
Remove the right-hand implement piston pumps and fan cooling pump as one.
Remove the center fan piston pump and the brake and axle oil cooling pump as one.
Remove the left-hand steering piston pump and implement piston pump as one.

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NOTICE

Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products. Dispose of all fluids according to local regulations and mandates.

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Illustration 1	g03157300

Disconnect hose assembly (1) and hose assemblies (3). Disconnect harness assembly (4). Remove bolts (2).
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Illustration 2 g03157316
Attach a suitable lifting device to grease tank (6). The combined weight of grease tank (6) and platform assembly (5) is approximately 109 kg (240 lb). Remove the bolts and remove grease tank (6) and platform assembly (5) as one.
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Illustration 3 g03157329
Remove platform assembly (7).
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Illustration 4 g03157334
Disconnect test port brackets (8) from the platform. Move test port brackets (8) out of the way. Remove bolts (9).
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Illustration 5 g03157356
Disconnect harness assembly (11). Disconnect clip (10) from the machine. Remove four bolts (12). Set the bracket and filter (13) out of the way.
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Illustration 6 g03157377
Disconnect test port bracket (14) from the rail and set test port bracket (14) out of the way.
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Illustration 7 g03157380
Attach Tooling (A) and a suitable lifting device to door assembly (15). The combined weight of the framework and door assembly (15) is approximately 104 kg (230 lb).
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Illustration 8 g03157542
Remove bolts (16). Repeat this step for the opposite side.
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Illustration 9 g03157545
Remove bolts (17). Repeat this step for the opposite side.
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Illustration 10 g03157548

Note: Bolt (18) is located above the rear left wheel.
Remove bolt (18)
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Illustration 11 g03157380
Use Tooling (A) and the suitable lifting device in order to remove door assembly (15) and the framework as one.
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Illustration 12 g03157549
Disconnect harness assembly (19) and unclip harness assembly (19) from the frame.
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Illustration 13 g03157556
Disconnect hose assemblies (20) and move hose assemblies (20) out of the way.
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Illustration 14 g03157557
Disconnect hose assemblies (21).
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Illustration 15 g03157559
Disconnect hose assembly (22).
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Illustration 16 g03157560
Disconnect hose assembly (23).
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Illustration 17 g03158033
Disconnect hose assemblies (24). Remove elbow assembly (25). Disconnect hose assembly (26).
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Illustration 18 g03158060
Remove clips (27). Repeat this step for the opposite side.
Disconnect hose assemblies (29).
Remove clip (28).
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Illustration 19 g03158103
Remove bolts (30). Remove upper cap (31). Repeat this step for the opposite side.
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Illustration 20 g03158140

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Illustration 21 g03158202
Place a suitable bar across the hydraulic tank mounts. Attach Tooling (B) to the suitable bar and to engine (32). The weight of the rear of engine (32) is approximately 2268 kg (5000 lb).
Attach Tooling (C) and a suitable lifting device to torque converter (33). The weight of torque converter (33) is approximately 1379 kg (3040 lb).
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Illustration 22 g03158220
Disconnect clip (34).
Remove bolts (35).
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Illustration 23 g03158238
Use a suitable Come-along (X) in order to hold back the hose assemblies. Use Tooling (C) and the suitable lifting device in order to remove torque converter (33).