938G Series II Wheel Loader and IT38G Series II Integrated Toolcarrier Power Train Clutch (Forward High and Forward Low) Caterpillar

Illustration 1	g00953243
Typical Example

Note: The following dimensions for the thickness of new clutch discs and of new clutch plates do not include the running clearance of the clutch pack. To measure the running clearance, refer to Testing and Adjusting, RENR6067, "Transmission Clutch Running Clearance - Check".

(1) Forward Low Clutch Pack

Thickness of eight new clutch discs, seven new clutch plates, and one new end plate for the Forward Low Clutch ... 56.00 ± 1.28 mm (2.205 ± .050 inch)

Thickness of one new 8E-2153 Friction Disc Assembly ... 4.00 ± 0.08 mm (.157 ± .003 inch)

Minimum allowable thickness for reusability ... 3.80 mm (.149 inch)

Thickness of one new 6Y-8512 Plate ... 3.00 ± 0.08 mm (.118 ± .003 inch)

Thickness of one new 6Y-8514 End Plate ... 8.00 ± 0.08 mm (.315 ± .003 inch)

(2) Forward High Clutch Pack

Thickness of five new clutch discs, five new clutch plates, and one new end plate for the Forward High Clutch ... 35.00 ± 0.8 mm (1.378 ± .031 inch)

Thickness of one new 6Y-7922 Friction Disc ... 4.00 ± 0.08 mm (.157 ± .003 inch)

Minimum allowable thickness for reusability ... 3.80 mm (.149 inch)

Thickness of one new 6Y-8512 Plate ... 3.00 ± 0.08 mm (.118 ± .003 inch)

Thickness of one new 6Y-8514 End Plate ... 8.00 ± 0.08 mm (.315 ± .003 inch)

(3) Depth for installation of sleeve bearing ... 1.0 ± 0.3 mm (.039 ± .012 inch)

(4) Bearing and Shaft

Diameter of the bearing after assembly ... 65.046 ± 0.039 mm (2.5609 ± .0015 inch)

Diameter of the shaft in bearing area ... 64.961 ± 0.010 mm (2.5575 ± .0004 inch)

(5) Bearing and Shaft

Diameter of the bearing after assembly ... 65.046 ± 0.039 mm (2.5609 ± .0015 inch)

Diameter of the shaft in bearing area ... 64.961 ± 0.010 mm (2.5575 ± .0004 inch)

(6) Seal ring end clearance

End clearance for the three seal rings ... 0.70 ± 0.20 mm (0.028 ± 0.008 inch)