854K Wheel Dozer and 992K Wheel Loader Power Train Caterpillar

Torque Converter - Remove

Usage:

854K H8M

Removal Procedure

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	439-3938	Link Bracket	4
B	504-9791	Lift Gp (60Hz)⁽¹⁾	1
	OR
	504-9793	Lift Gp (50Hz)⁽²⁾	1
C	439-3938	Link Bracket	2
C	1U-9200	Lever Puller Hoist Gp	1

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⁽¹⁾	High-Voltage (480v) Low-Voltage (240V)
⁽²⁾	High-Voltage (400V) Low-Voltage (200V)

Start By:

Releasethe hydraulic system pressure.
Connect the steering frame lock.
Remove the input drive shaft.

Refer to Operation and Maintenance Manual, "Power Train Oil - Change" for the correct draining and filling procedure.
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Illustration 1 g02484956
Remove panel assemblies (1).
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Illustration 2 g02485038
Disconnect harness assembly (2) and the clip. Disconnect hose assemblies (3) and hose assemblies (4).
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Illustration 3 g02485078
Attach a suitable lifting device to tank assembly (5). The weight of tank assembly (5) is approximately 125 kg (275 lb). Remove bolts (6) and use the suitable lifting device to remove tank assembly (5).
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Illustration 4 g02560417
Remove test ports (7) and (8). Set test ports (7) and (8) aside.
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Illustration 5 g02485087
Disconnect hose assemblies (9) and hose clips (10).
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Illustration 6 g02485097
Disconnect harness assemblies (13) and (14). Disconnect brackets (11) and (12). Set brackets (11) and (12) and the filter assemblies out of the way.
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Illustration 7 g02560479
Remove hose assemblies (15) and (17). Disconnect hose assemblies (16).
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Illustration 8 g02556250
Disconnect hose assemblies (18) and hose assemblies (19). Remove hose assemblies (20) and hose assemblies (21).
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Illustration 9 g02561057
Disconnect hose assemblies (22). Remove hose assembly (23).
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Illustration 10 g02561159
Disconnect harness assembly (24).
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Illustration 11 g02485427
Attach Tooling (A) and a suitable lifting device to door assembly (25). The weight of door assembly (25) is approximately 102 kg (225 lb). Use Tooling (A) and the suitable lifting device to remove door assembly (25).
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Illustration 12 g02561238
Remove tube assembly (26). Disconnect harness assembly (27) and the harness clips. Disconnect hose assembly (28).
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Illustration 13 g02561260
Disconnect hose assemblies (29).
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Illustration 14 g02564078
Disconnect hose assemblies (30). Disconnect hose assemblies (31).
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Illustration 15 g02486036
Use two people to remove door assembly (32).
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Illustration 16 g02486401
Disconnect hose assembly (33).
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Illustration 17 g02564559
Disconnect hose assemblies (34).
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Illustration 18 g02564743
Disconnect hose assembly (35). Remove tube assembly (36).
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Illustration 19 g02564756
Disconnect hose clamp (37). Disconnect hose assemblies (38) and (39).
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Illustration 20 g02564794
Disconnect harness assembly (40). Disconnect hose assemblies (41).
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Illustration 21 g02564819
Disconnect the hose clamp and hose assembly (42). Disconnect hose assembly (43).
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Illustration 22 g06303427
Position Tooling (B) and suitable blocking to support engine (44). Refer to Tool Operating Manual, NEHS1303, "Lift Group (Stand - 25 Ton)" for more information on Tooling (B).
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Illustration 23 g02564827
Attach Tooling (C) and a suitable lifting device to torque converter (45). The weight of torque converter (45) is approximately 1996 kg (4400 lb).
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Illustration 24 g02564839
Remove cap (46). Repeat this step for the opposite side.
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Illustration 25 g02564841
Remove bolts (47). Use two of bolts (47) as forcing bolts to separate torque converter (45) from the engine. Remove torque converter (45) from the machine.
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Illustration 26 g02564844
Remove O-ring seals (48).