Gear Motor (Fan Drive)
液压风扇马达是一个齿轮马达，位于机器后部、散热器后方和散热器护罩中间。 液压风扇马达转动一个用于冷却机器散热器芯的风扇。
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| 图 1 | g03831323 |
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(1) 进口
(2) 出口 (3) 风扇旁通电磁阀 | |
风扇马达是一个固定排量齿轮马达。 风扇马达配有防气穴单向阀，用于防止发动机停机时风扇马达产生气穴。 泵供油通过进口 (1) 进入风扇马达。 由风扇旁通电磁阀 (3) 允许流经风扇马达的机油量控制风扇转速。 旁通油和流经风扇马达的机油经出口 (2) 流出风扇马达。 然后，这些机油流入液压油滤清器和静液压泵。
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| 图 2 | g03831324 |
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(1) 进口
(2) 出口 (3) 风扇旁通电磁阀 (4) 反转风扇电磁阀 | |
除了配有反转风扇电磁阀 (4) 外，反转风扇马达与标准风扇的工作方式相同。 通过机器驾驶室内的开关控制反转风扇，此开关允许操作员反转风扇，以帮助清除散热器系统中的碎屑。 风扇还将根据经 Caterpillar 电子技师 (Cat ET) 配置的预定间隔进行反转。
Caterpillar Information System:
Repair Procedure for Lift Arm Crossmember Cracks {0679, 6107, 6119} Repair Procedure for Lift Arm Crossmember Cracks {0679, 6107, 6119}
D6R2 Track-Type Tractor Hydraulic System Oil Filters - Replace
D6R2 Track-Type Tractor Power Train System Oil Sample - Obtain
953K, 963K, and 973 Track-Type Loader Monitoring System Service Menu
D6R2 Track-Type Tractor Fuel System Primary Filter/Water Separator - Drain
Procedure to Upgrade EMCP 1, EMCP 2, EMCP 2+, EMCP 3.1, EMCP 3.2, and EMCP 3.3 to EMCP 4.2 {4490, 7451} Procedure to Upgrade EMCP 1, EMCP 2, EMCP 2+, EMCP 3.1, EMCP 3.2, and EMCP 3.3 to EMCP 4.2 {4490, 7451}
D6R2 Track-Type Tractor Power Train System Oil Level - Check
953K, 963K, and 973 Track-Type Loader Monitoring System Totals Menu
2015/05/28 New Software is Now Used for all Cat ® Object Detection and Vision Applications On Certain Cat ® Products {7348, 7605}
2015/05/04 Improved Options For Configuring The Engine Cooling Fan Are Now Used For Certain D11T Track-Type Tractors {1386, 1901}
953K, 963K, and 973 Track-Type Loader Monitoring System Display Menu
D6R2 Track-Type Tractor Power Train System Oil And Screens - Change/Clean
2015/05/06 New T-Bolt Clamps are Now Used on Certain D10T, D10T2, and D11T Track-Type Tractors {1071, 1380}
C2.2 Engines For Caterpillar Built Machines CAN Data Link - Test
C2.2 Engines For Caterpillar Built Machines Data Link Configuration Status - Test
C2.2 Engines For Caterpillar Built Machines Electrical Power Supply - Test
C175-16 Engine for Off-Highway Trucks Engine Oil Level Sensor
An Improved Air Cleaner Group Is Now Used on Certain D6K2 and D6N Track-Type Tractors {1051, 1054} An Improved Air Cleaner Group Is Now Used on Certain D6K2 and D6N Track-Type Tractors {1051, 1054}
994K Wheel Loader Fuses - Replace
953K, 963K, and 973 Track-Type Loader Monitoring System Machine Menu
D-Series and D2-Series Compact Track Loaders (CTL), Multi-Terrain Loaders (MTL), and Skid Steer Loaders (SSL) Diesel Fuel System Cleaner - Add
C11, C13, C15, and C18 Industrial Engines Cooling Fan Control - Test
953K, 963K, and 973 Track-Type Loader Monitoring System Performance Menu
D3K2, D4K2 and D5K2 Track-Type Tractors Monitoring System