986K Wheel Loader Engine Supplement Caterpillar


Fan Drive Motor - Remove and Install

Usage:

986K MH8

Removal Procedure

Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
6V-3009  Crossbar 
8T-6466 Bolt 
6V-4832 Forcing Bolt 
Loctite 271 


    Illustration 1g06302641

  1. Remove clip assemblies (1) and grill assembly (2).


    Illustration 2g06302914

  2. Disconnect hose assemblies (3). Remove the bolts for mounting bracket (5). Position hose assemblies (3) out of the way.

  3. Disconnect harness assembly (4).


    Illustration 3g06303387

  4. Attach a suitable lifting device to support assembly (7). The combined weight of the fan, fan motor, and fan support assembly (7) is approximately 76 kg (168 lb).


    Illustration 4g06303531

  5. Remove bolts (10), nut (9), and fan (8).


    Illustration 5g06303894
    Typical example

  6. Use Tooling (A) to remove hub (12) from fan drive motor (11).


    Illustration 6g06303900

  7. Remove bolts (13) and fan drive motor (11).

Installation Procedure

  1. Install fan drive motor (11) in the reverse order of removal.

  2. Apply Tooling (B) to nut (9). Tighten nut (9) to a torque of 340 ± 40 N·m (251 ± 30 lb ft).

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