966H Wheel Loader and 972H Wheel Loader Electrohydraulic System Caterpillar


Ride Control Valve

Usage:

966H A6D



图 1g01952369

(3) 三个螺塞组件的扭矩 ... 7 ± 1 N·m (62 ± 9 lb in)

(5) 安全阀总成的扭矩 ... 65 ± 5 N·m (48 ± 4 lb ft)

328-4314 电磁阀组 (1)




图 2g01952713

(9) 螺母的最终安装扭矩 ... 6 ± 2 N·m (53 ± 18 lb in)

(10) 电磁阀组的最终安装扭矩 ... 95 ± 5 N·m (70 ± 4 lb ft)

工作电压 ... 24 VDC

25 ± 5°C (77 ± 9°F) 下的电阻 ... 33.8 欧姆

252-0737 电磁阀组 (2)




图 3g01952389

(11) 螺母的最终安装扭矩 ... 5.3 ± 1.5 N·m (46.9 ± 13.3 lb in)

(12) 电磁阀的最终安装扭矩 ... 50 ± 5 N·m (37 ± 4 lb ft)

工作电压 ... 24 VDC

270-1768 止回阀组 (4)




图 4g01952711

(13) 止回阀组的安装扭矩 ... 150 ± 15 N·m (111 ± 11 lb ft)

最大工作压力 ... 42000 kPa (6092 psi)

235-6157 往复阀 (6)




图 5g01952710

(14) 往复阀的扭矩 ... 50 ± 5 N·m (37 ± 4 lb ft)

最大工作压力 ... 42000 kPa (6092 psi)

开启压力 ... 620 kPa (90 psi)

260-8590 往复阀 (7)




图 6g01952712

(15) 往复阀的扭矩 ... 16 ± 3 N·m (142 ± 27 lb in)

最大工作压力 ... 42000 kPa (6092 psi)

318-8833 止回阀组 (8)




图 7g01952392

(16) 止回阀组的安装扭矩 ... 50 ± 5 N·m (37 ± 4 lb ft)

最大工作压力 ... 34500 kPa (5004 psi)

开启压力 ... 13.8 kPa (2.0 psi)

Caterpillar Information System:

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