992K Wheel Loader and 854K Wheel Dozer Braking System Caterpillar


Parking Brake

Usage:

854K 221


Illustration 1g03670256

Table 1
Specification for 294-7730 Parking Brake Gp 
Item  Qty  Part  Specification Description 
7X-2558 Bolt  Torque to 270 ± 40 N·m (199 ± 30 lb ft)
17  8T-6385 Bolt  Torque to 270 ± 40 N·m (199 ± 30 lb ft)
8T-5001 Bolt  Torque to 105 ± 20 N·m (77 ± 15 lb ft)
6V-5696 Bolt  Torque to 105 ± 20 N·m (77 ± 15 lb ft)
169-4670 Spring  Length under test force is 99.2 mm (3.91 inch)
Test force is 3885 ± 194 N (873 ± 44 lb).
Free length after test is 125.0 mm (4.92 inch).
Mating surfaces to be sealed with a thin film of 6V-6640 Sealant in a circular region 
2H-2665 O-Ring Seal  Lubricate the shaft lightly with the lubricant that is being sealed. 
Thickness of six new friction discs and seven new clutch plates is 76.32 ± 1.04 mm (3.00 ± 0.041 inch)
6 236-8675 Friction Disc  Thickness of one new friction disc is 4.95 ± 0.08 mm (0.195 ± 0.003 inch)
7 172-0844 Plate  Thickness of one new plate is 6.66 ± 0.08 mm (0.262 ± 0.003 inch)
7K-9204 Lip Type Seal  Lubricate the sealing lip lightly with the lubricant that is being sealed. 
170-6712 Backup Ring  Lubricate the sealing lip lightly with the lubricant that is being sealed. 
10  171-1391 Seal  Lubricate the sealing lip lightly with the lubricant that is being sealed. 

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