HARNESS AS-CHASSIS 2756780 - Caterpillar

Illustration 1 g01255147 (1) 308-3208 Service and Parking Brake Gp
Illustration 2 g02294354
Section A-A
(2) Assembled brake packThickness of 15 new discs, 14 new plates, and two new damper assemblies ... 123.70 2.60 mm (4.870 0.102 inch)Thickness of one new 196-7866 Friction Disc ... 5.08 0.08 mm (0.200 0.003 inch)Thickness of one new 163-9366 Plate ... 2.413 0.064 mm (0.0950 0.0025 inch)Thickness of one new 7D-3013 Damper Assembly ... 6.86 0.25 mm (0.270 0.010 inch)Note: Install one damper assembly with the facing material towards the end plate. Install the other damper assembly with the facing material towards the service piston.Note: At assembly, lubricate the friction discs with the oil that is used in the brakes. See the Operation and Maintenance Manual, "Lubricant Viscosities"
for that information. (3) 9D-6135 Spring (inner)Quantity ... 32Test length ... 90.50 mm (3.56 inch)Test force ... 1535 44 N (345 10 lb)Free length after test ... 115.49 mm (4.55 inch)Outside diameter ... 26.59 mm (1.05 inch) (4) 9D-6093 Spring (outer)Quantity ... 36Test length ... 90.5 mm (3.56 inch)Test force ... 4235 254 N (952 57 lb)Free length after test ... 116.5 mm (4.59 inch)Outside diameter ... 46.02 mm (1.81 inch)
Illustration 3 g02294654
Section B-B
Illustration 4 g02294715
Section C-C
(5) 9D-9121 Spring (return)Quantity ... 4Test length ... 74.90 mm (2.95 inch)Test force ... 890 27 N (200 6 lb)Free length after test ... 91.13 mm (3.59 inch)Outside diameter ... 26.59 mm (1.05 inch) (6) 9D-9118 Spring Guide
Illustration 5 g02293576 (7) Torque for nine studs ... 65 10 N m (50.0 7.0 lb ft) (8) Torque for five studs ... 110 20 N m (80 15 lb ft)Note: Apply blue Loctite 242 removable thread locker to the threads of studs (8). (9) Torque for five hat nuts ... 270 40 N m (199 30 lb ft)Note: Apply blue Loctite 242 removable thread locker to the threads of hat nuts (9).Note: Tighten five hat nuts (9) in a crisscross pattern to the specified torque. Ensure that the piston housing is seated against the anchor. (10) Torque for six bolts ... 270 40 N m (199 30 lb ft)Note: Tighten six bolts (10) in a crisscross pattern to the specified torque.Note: Retighten five hat nuts (9) in a crisscross pattern to 270 40 N m (199 30 lb ft).Note: Retighten six bolts (10) in a crisscross pattern to 270 40 N m (199 30 lb ft).