Home>Knowledge>Construction Machinery Knowledge
A clogged diesel oxidation catalyst and failed intake throttle valve caused persistent derates and regen failures
Worn steering metering spool and contaminated priority valve caused high-speed shimmy and erratic turn-in
How a broken load-sensing compensator spring and clogged suction filter caused simultaneous lifting failure and hydraulic whining
Diagnosing a sheared coupling spline between the main hydraulic pump and the pilot pump, and a failed compensator valve
A clogged transmission suction strainer and sheared torque converter impeller hub cause sudden loss of drive power
A stuck modulating valve and degraded clutch pack friction material led to violent shifting and premature transmission wear
A failed main relief valve and shattered boom piston seal caused continuous hydraulic bypass and erratic holding functions
A scored priority valve spool and contaminated pilot filter caused erratic tracking and dangerous bidirectional pull
Isolating a seized stator one-way clutch and plugged transmission cooler as the source of violent acceleration vibration
How neglected travel motor case oil and a sheered sun gear shaft caused catastrophic single-track failure
