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ENGINE AR-COMPLETE 1399741 - Caterpillar

1399741 ENGINE AR-COMPLETE Caterpillar parts C-12 ENGINE
Alternative (cross code) number:
Caterpillar 1399741 ENGINE AR-COMPLETE

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Compatible equipment models: 1399741:

TRUCK ENGINE  C-12   Caterpillar
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Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     421-5661     Lifting Eye Assemblies     3    
Hot engine components can cause injury from burns. Before performing maintenance on the engine, allow the engine and the components to cool.
Illustration 1 g03815703
Open door assembly (1) .
Illustration 2 g03815704
Remove bolt (2) and reposition strap assembly (3).
Use two people in order to remove door assembly (1). The weight of door assembly (1) is approximately 36 kg (80 lb). Disconnect gas spring assembly (4). Remove bolts (5) and door assembly (1) .
Repeat Step 1 to Step 3 to the other side of machine.
Illustration 3 g03815705
Remove bolts (6) and reposition bracket assembly (7) .
Illustration 4 g03815709
Remove hose assemblies (8) from both side of the machine.
Illustration 5 g03815710
Remove clamps (9) from panel assembly (10) .
Illustration 6 g03815711
Illustration 7 g03815720
Remove clamp (11) and reposition hose assemblies (12). Remove bolts (14), all mount bolts (13), and panel assembly (10) .
Illustration 8 g03815714
Remove all clamp assemblies (15) from panel assembly (16) .
Illustration 9 g03815715
Remove bolts (21), all mount bolts (20), and panel assembly (16). If necessary, remove bolts (18) and door assembly (17) from both sides of the machine.
Illustration 10 g03815717
Loosen clamp (23) and remove rain cap (22) .
Illustration 11 g03815721
Use Tooling (A) and a suitable lifting device to remove hood (24). The weight of hood (24) is approximately 63 kg (140 lb). Remove mount bolts (25) and hood (24) .Installation Procedure
Install hood (24) in the reverse order of removal.
Tighten clamp (23) to a torque of 15 2 N m (133 18 lb in).
Tighten bolts (21) and bolts (14) to a torque of 30 7 N m (266 62 lb in).
Tighten clamps (14) and clamps (9) to a torque of 6 1 N m (53 9 lb in).
Tighten clamp (11) to a torque of 15 1 N m (133 9 lb in).
Tighten bolts (5) to a torque of 15 3 N m (133 27 lb in).

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