770G and 772G Off-Highway Truck (OEM) Hydraulic and Braking System Caterpillar


Hydraulic System

Usage:

770G RMD

示意图




图 1g02415489

液压系统

(1) 来自控制歧管(停车制动器释放)的机油

(2) 上升安全阀

(3) 主安全卸载滑阀

(4) 流向制动器机油冷却器的机油

(5) 来自控制歧管(制动蓄能器充注)的机油

(6) 降下安全阀

(7) 双级信号滑阀

(8) 控制阀(举倾)

(9) 降下电磁阀

(10) 变速箱 / 底盘 ECM

(11) 齿轮泵(举倾)

(12) 举倾机构油缸

(13) 节流孔板

(14) 液压油箱(制动器、制动器冷却、举倾)

(15) 呼吸器滤清器

(16) 制动器冷却安全阀

(17) 提升电磁阀

部件的位置




图 2g02415500

部件的位置

(2) 上升安全阀

(6) 降下安全阀

(8) 控制阀(举倾)

(9) 降下电磁阀

(11) 齿轮泵(举倾)

(12) 举倾机构油缸

(14) 液压油箱(制动器、制动器冷却、举倾)

(17) 提升电磁阀

(18) 制动器阀(停车)

(19) 控制歧管(停车制动器释放)

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