950G Wheel Loader, 962G Wheel Loader and IT62G Integrated Toolcarrier Braking System Service Brakes Caterpillar

Illustration 1	g00103511
End View of the Service Brakes

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View A-A

(1) Thickness of a new 8R-4568 Piston ... 45.00 ± 0.13 mm (1.772 ± .005 inch)

(2) Thickness of a 6Y-2084 Friction Disc

New disc ... 9.1 ± 0.13 mm (.358 ± .005 inch)

Worn disc ... 7.65 mm (.301 inch)

(3) Thickness of new 9C-8418 Reaction Plate ... 26.20 ± 0.13 mm (1.032 ± .005 inch)

Reference: For more information on measuring the thickness of a friction disc, refer to the Service Manual module Testing and Adjusting, "Service Brake Wear Indicator - Check" for the machine that is being serviced.

Illustration 3	g00917954
View B-B

(4) 112-0762 Springs (two)

Length under test force ... 27.8 mm (1.09 inch)

Test force ... 484 ± 24 N (109 ± 5 lb)

Free length after test ... 36.6 mm (1.44 inch)

Outside diameter ... 23.75 mm (.935 inch)

Illustration 4	g00917959
Detail C

(5) 112-0762 Spring

Length under test force ... 27.8 mm (1.09 inch)

Test force ... 484 ± 24 N (109 ± 5 lb)

Free length after test ... 36.6 mm (1.44 inch)

Outside diameter ... 23.75 mm (.935 inch)

(6) Apply 4C-9507 Retaining Compound to the outside diameter of the dowel prior to installation. Make sure that the dowel is against the bottom of the dowel hole.

(7) Torque for the bolt ... 0.45 ± 0.05 N·m (4.0 ± .4 lb in)

(8) Heavily lubricate the entire seal with the lubricant that is being sealed.

(9) Heavily lubricate the entire pin with the lubricant that is being sealed.