Construction machinery repairing and maintenance knowledge for brand equipments Factory China - New - Liteng Machinery

18/Jul2026

Curing “Cyclic Boom Drop” And Pilot Drift On A Kobelco SK350LC-8 Excavator

A cracked pilot isolation valve housing and worn load check springs caused simultaneous control logic failure and hydraulic instability

18/Jul2026

Resolving “Transmission Stalling in 3rd Gear” On A Caterpillar 966H Wheel Loader

A blocked torque converter outlet relief valve and sheared stator support caused a complete loss of power train efficiency in the high-speed range

17/Jul2026

Fixing “Steering Wheel Vibration” And Jerky Turns On A Clark C25 Forklift

Air in the hydraulic steering system and a worn steering column U-joint caused resonance and delayed steering response

17/Jul2026

Curing “Slow Arm-In” And Cylinder Drift On A John Deere 470G LC Excavator

A heavy civil contractor reported that a John Deere 470G LC excavator had a specific issue: the arm (stick) was slow when curling inward (arm-in), but fast when extending. Additionally, when the ar...

17/Jul2026

Resolving “Transmission Slip in All Gears” On A Doosan DL550-5 Wheel Loader

A sheared stator support spline in the torque converter caused a complete loss of power transfer to the transmission planetary gears

16/Jul2026

Fixing “Intermittent Loss Of Drive Power” On A Linde E16 Electric Forklift

A corroded traction motor connector and worn speed sensor caused the SEM controller to cut power, triggering a “Check Motor” error code

16/Jul2026

Curing “Uneven Track Tension” On A Komatsu PC200-8M0 Excavator

A failed track adjuster seal and leaking relief valve caused the recoil spring to lose tension, leading to frequent track de-tracking during sharp turns

16/Jul2026

Resolving “High Steering Effort” And Noise On A LiuGong CLG856III Wheel Loader

A failed priority valve spool and collapsed suction hose caused the steering pump to cavitate, resulting in hard steering and pump whine

14/Jul2026

Diagnosing “Steering Pull” And Hysteresis On A Toyota 8FBEU15 Electric Reach ...

Uneven tire pressure and a seized rear axle pivot bearing caused the truck to fight the operator during long aisle runs

14/Jul2026

Curing “Boom Weep” And Slow Lift On A Sany SY75C Mini Excavator

A cracked main control valve housing and air-bound pilot system caused loss of holding power and spongy joystick response

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Knowledge

Curing “Cyclic Boom Drop” And Pilot Drift On A Kobelco SK350LC-8 Excavator

Resolving “Transmission Stalling in 3rd Gear” On A Caterpillar 966H Wheel Loader

Fixing “Steering Wheel Vibration” And Jerky Turns On A Clark C25 Forklift

Curing “Slow Arm-In” And Cylinder Drift On A John Deere 470G LC Excavator

Resolving “Transmission Slip in All Gears” On A Doosan DL550-5 Wheel Loader

Fixing “Intermittent Loss Of Drive Power” On A Linde E16 Electric Forklift

Curing “Uneven Track Tension” On A Komatsu PC200-8M0 Excavator

Resolving “High Steering Effort” And Noise On A LiuGong CLG856III Wheel Loader

Diagnosing “Steering Pull” And Hysteresis On A Toyota 8FBEU15 Electric Reach ...

Curing “Boom Weep” And Slow Lift On A Sany SY75C Mini Excavator