789C Off-Highway Truck Hydraulic System Caterpillar


Hydraulic System

Usage:

789C 2BW

液压结构示意图




图 1g00500066

(1) 左后轮制动器

(2) 通气装置

(3) 左前轮制动器

(4) 变矩器锁止离合器和同步阀

(5) 制动器机油补给油箱

(6) 变矩器和前制动器冷却油冷却器

(7) 变矩器

(8) 变矩器出口安全阀

(9) 泵传动装置

(10) 后制动器冷却泵段

(11) 停车制动器释放泵段

(12) 变矩器充油泵段

(13) 变矩器回油泵段

(14) 变速箱液压控制装置

(15) 变矩器进口安全阀

(16) 变速箱冷却器进口安全阀

(17) 变速箱机油冷却器

(18) 停车制动器和辅助制动器阀门

(19) 变矩器和前制动器冷却分流阀

(20) 制动主缸(前部)

(21) 制动主缸(后部)

(22) 变速箱行星齿轮

(23) 电力传动泵止回阀

(24) 停车制动器和辅助制动器释放电力传动泵

(25) 变速箱齿轮泵充油段

(26) 变速箱齿轮泵润滑段

(27) 变速箱齿轮泵回油段

(28) 后间隙调整器

(29) 牵引力控制阀

(30) 后制动油冷却器安全阀

(31) 举升控制阀

(32) 举升装置和后制动器冷却齿轮泵前段

(33) 举升装置和后制动器冷却齿轮泵后段

(34) 前间隙调整器

(35) 右后轮制动器

(36) 后制动器机油冷却器

(37) 举升背压阀

(38) 举升油缸

(39) 止回阀

(40) 变矩器、举升装置、制动器和变速箱液压油箱

(41) 右前轮制动器

各部件的位置




图 2g00501494

(9) 泵传动装置

(18) 停车制动器和辅助制动器阀门

(31) 举升控制阀

(32) 举升装置和后制动器冷却齿轮泵前段

(33) 举升装置和后制动器冷却齿轮泵后段

(38) 举升油缸

(40) 变矩器、举升装置、制动器和变速箱液压油箱

(55) 举升装置滤网




图 3g00501496

(31) 举升控制阀

(32) 举升装置和后制动器冷却齿轮泵前段

(33) 举升装置和后制动器冷却齿轮泵后段

(38) 举升油缸

(40) 变矩器、举升装置、制动器和变速箱液压油箱

(55) 举升装置滤网

Caterpillar Information System:

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583R Pipelayer Machine Systems Winch - Assemble
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797B Off-Highway Truck Power Train Torque Converter Housing - Disassemble
Caterpillar Monitoring System Digital Tattletale Mode
966F Series II Wheel Loader Power Train Differential and Bevel Gear - Remove
CB-534C Vibratory Compactor Lubricant Viscosities
769D Off-Highway Truck and 771D Quarry Truck Circuit Breakers - Reset
IT14G Integrated Toolcarrier and 914G Wheel Loader Engine Supplement Turbocharger - Remove and Install
583R Pipelayer Machine Systems Counterweight Control Valve - Assemble
583R Pipelayer Machine Systems Counterweight Control Valve - Disassemble
583R Pipelayer Machine Systems Counterweight Control Valve - Remove
583R Pipelayer Machine Systems Winch Control Valve - Disassemble
583R Pipelayer Machine Systems Winch Control Valve - Install
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