988H Wheel Loader Braking System Caterpillar


Parking Brake

Usage:

988H A7A

174-1552




图 1g00827521

174-1552 停车制动器总成

(1) 利用所密封的润滑剂轻轻润滑密封。

(2) 4E-8583 活塞

制动器壳体上的孔径 ... 57.164 ± 0.013 mm (2.2505 ± 0.0005 in)
活塞直径 ... 57.099 ± 0.013 mm (2.2480 ± 0.0005 in)

用密封的润滑剂略微润滑活塞。

(3) 一个新 1V-8279 摩擦盘 的厚度 ... 4.95 ± 0.08 mm (0.195 ± 0.003 in)

(4) 一个新 184-3677 板 的厚度 ... 6.35 ± 0.08 mm (0.250 ± 0.003 in)

(5) 6 只螺栓的扭矩 ... 140 ± 14 N·m (105 ± 10 lb ft)

(6) 7S-3997 制动器回缩弹簧

数量 ... 九
在试验力下的长度 ... 69.34 mm (2.730 in)
试验力 ... 3894 ± 312 N (875 ± 70 lb)
试验后的自由长度 ... 82.75 mm (3.258 in)
外径 ... 42.88 mm (1.688 in)

(7) 四个新摩擦盘以及三个新板的厚度

板和摩擦盘的厚度 ... 38.29 至 39.41 mm (1.507 至 1.552 in)
磨损的板和磨损摩擦盘的最小厚度 ... 35.41 mm (1.394 in)

(8) 用密封的润滑剂略微润滑密封。

Caterpillar Information System:

988H Wheel Loader Machine Systems Window Wiper and Wiper Motor (Rear) - Install
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826H Landfill Compactor, 825H Soil Compactor and 824H Wheel Dozer Engine Supplement Piston Motor (Hydraulic Fan) - Disassemble
988H Wheel Loader Machine Systems Window Wiper and Wiper Motor (Rear) - Remove
826H Landfill Compactor, 825H Soil Compactor and 824H Wheel Dozer Engine Supplement Fan and Piston Motor (Hydraulic Fan) - Install
826H Landfill Compactor, 825H Soil Compactor and 824H Wheel Dozer Engine Supplement Fan and Piston Motor (Hydraulic Fan) - Remove
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