C280 Marine and Petroleum Engines Caterpillar

Turbocharger

Usage:

C280-12 RH7

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Illustration 1	g06167745
Typical example

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Table 1
Specification for 390-3924 Turbocharger Gp and 390-3925 Turbocharger Gp
Item	Qty	Part	Specification Description
1	6	200-8038 Bolt	Before assembly, apply Loctite C5A copper anti-seize to the threads. Torque to 40 ± 8 N·m (30 ± 6 lb ft).
2	4	164-5070 Plug	Torque to 40 ± 5 N·m (30± 4 lb ft).
3	18	5A-3604 Bolt	Before assembly, apply Loctite 648 to the threads. Torque to 40 ± 8 N·m (30 ± 6 lb ft).
4	1	163-5497 Screw	Before assembly, apply green Loctite 648 to the threads.
5	6	163-6443 Bolt	Before assembly, apply green Loctite 648 to the threads. Torque to 6 N·m (53 lb in).
6	1	445-7794 Compressor Wheel	Before assembly, apply Loctite C5A copper anti-seize to the threads. Torque to 610 ± 30 N·m (450 ± 22 lb ft).
7	-	-	Apply 5.0 mm (0.20 inch) bead at location on complete circumference of outlet housing without any gaps. Before assembly, apply black Loctite 593 to the bearing housing. Assemble outlet housing to bearing housing within 5 minutes of applying the sealant. Sealant must be cured for minimum 2 hours before turbocharge is put into service.

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Illustration 2	g06167747

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Table 2
Item	Qty	Part	Specification Description
8	1	200-8029 Speed Sensor Gp	Torque to 12 ± 2 N·m (106 ± 18 lb in).
9	7	8T-4244 Nut	Torque to 70 ± 5 N·m (52 ± 4 lb ft).

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Illustration 3	g06167749
Inlet assembly

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Table 3
Item	Qty	Part	Specification Description
10	2	164-5469 Plug	Torque to 40 N·m (30 lb ft).

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