COUPLING AS- 3236174 - Caterpillar

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Loosen the clamps and disconnect hoses (15), (16), and (17).
Remove hose (18).
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Loosen the clamps and disconnect hoses (19), (20), and (21).
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Fuel leaked or spilled onto hot surfaces or electrical components can cause a fire.Turn the disconnect switch OFF when draining and/or removing any fuel system components.
Disconnect hose assemblies (22) and (23).
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Disconnect harness assemblies (24) and (26).
Loosen the nut and disconnect harness assembly (25).
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Remove bolt (27) and disconnect cable (28).
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View from the bottom
Remove nut (31) and disconnect ground strap (32).
Disconnect harness assembly (29) and cable assembly (30).
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View from the bottom
Remove nut (34) and disconnect harness assembly (33).
Disconnect cable assembly (35).
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Remove plate (36).
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Remove bolts (38) and panel assemblies (37).
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Attach Tooling (A) to main hydraulic pump (39).
Remove two of the clean emissions module mounting bolts and install Tooling (B).
Use Tooling (A), Tooling (B), and a suitable lifting device to support main hydraulic pump (39).
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Remove bolts (40).
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Typical Example
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Attach a suitable lifting device to engine (41). The weight of engine (41) is approximately 816 kg (1800 lb).
Remove bolts (42) and engine (41).Installation Procedure
Install engine (41) in the reverse order of removal.
Tighten bolts (42) to a torque of 520 70 N m (384 52 lb ft).
Tighten bolt (27) to a torque of 30 7 N m (266 62 lb in).
Tighten the bolts for hose assemblies (12) to a torque of 22.5 2.5 N m (199 22 lb in).