CP74B, CS74B, CS78B and CS79B Vibratory Soil Compactors Machine Systems Caterpillar

Eccentric Weight Housing Group

Usage:

CS-74B 441

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Illustration 1	g02813177

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Table 1
Specification for 365-3560 Eccentric Weight Housing Gp
Item	Qty	Part	Specification Description
1	1	140-1321 Shaft	Apply 4C-5599 Anti-Seize Compound to splines and add 10.0 mL (0.34 oz) of 4C-5599 Anti-Seize Compound to shaft cavity. Engage shafts with “T” symbols aligned vertically.
2	36	8T-4187 Bolt	Apply purple Loctite Hi-Temp Flange Sealant to the threads.
3	1	355-8962 Eccentric Weight Housing Gp	Install eccentric weight housing group with notch oriented to 180 ± 10 degrees from boss welded inside drum shell and drum drain plug.
4	1	165-4929 Plug As	Install eccentric weight housing group with notch oriented to 180 ± 10 degrees from boss welded inside drum shell and drum drain plug. Torque to 90 ± 15 N·m (66 ± 11 lb ft).
5	1	365-3559 Eccentric Weight Housing Gp	Install eccentric weight housing group with notch oriented to 180 ± 10 degrees from boss welded inside drum shell and drum drain plug.

355-8962 Eccentric Weight Housing Gp

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Illustration 2	g02813296

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Table 2
Specification for 355-8962 Eccentric Weight Housing Gp
Item	Qty	Part	Specification Description
Before assembly, clean all internal components and internal surfaces.
Flush the eccentric weight housing group after assembly. A level of ISO 18/15 or less is required.
6	8	8T-4908 Bolt	Apply blue Loctite 243 to the threads.
9	1	150-2511 Sleeve	Mount sleeve flush to shoulder of shaft.
10	6	8T-4779 Bolt	Apply blue Loctite 243 to the threads. Torque to 195 ± 5 N·m (144 ± 4 lb ft).
11	2	165-4929 Plug As	Torque to 90 ± 15 N·m (66 ± 11 lb ft).
12	1	126-0287 Shaft	End play of the shaft is 0.65 to 1.60 mm (0.026to 0.063 inch).
13	1	355-8966 Eccentric Weight Shaft Gp	Rotate the lobe of the weight downward. Orient the “T” upward on the splined shaft.
C	-	-	Distance from front end of the seal (7) to end of the bearing housing (8) is 1.00 ± 0.25 mm (0.039 ± 0.010 inch).
D	-	-	Distance from rear end of the seal (7) to end of the bearing housing (8) is 9.50 ± 0.25 mm (0.374 ± 0.010 inch).

365-3559 Eccentric Weight Housing Gp

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Illustration 3	g02813316

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Table 3
Specification for 365-3559 Eccentric Weight Housing Gp
Item	Qty	Part	Specification Description
Before assembly, clean all internal components and internal surfaces.
Flush the eccentric weight housing group after assembly. A level of ISO 18/15 or less is required.
14	8	8T-4200 Bolt	Apply blue Loctite 243 to the threads.
17	1	150-2511 Sleeve	Mount sleeve flush to shoulder of shaft.
18		8T-4908 Bolt	Apply blue Loctite 243 to the threads.
19	6	8T-4779 Bolt	Apply blue Loctite 243 to the threads. Torque to 195 ± 5 N·m (144 ± 4 lb ft).
20	2	165-4929 Plug As	Torque to 90 ± 15 N·m (66 ± 11 lb ft).
21	1	355-8966 Eccentric Weight Shaft Gp	Rotate the lobe of the weight downward. Orient the “T” upward on the splined shaft.
22	1	126-0288 Shaft	End play of the shaft is 0.65 to 1.60 mm (0.026 to 0.063 inch).
E	-	-	Distance from rear end of the seal (15) to end of the bearing housing (16) is 9.50 ± 0.25 mm (0.374 ± 0.010 inch).
F	-	-	Distance from front end of the seal (15) to end of the bearing housing (16) is 1.00 ± 0.25 mm (0.039 ± 0.010 inch).

Caterpillar Information System:

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