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The Daily Maintenance of the Wheel Loader
A cracked vacuum hose and dirty LPG lock-off solenoid caused a massive vacuum leak and fuel starvation under load
A clogged pilot filter and contaminated swing brake solenoid caused insufficient pilot pressure and uncommanded brake release
A failing transmission output speed sensor and worn clutch pack seals caused erratic gear shifting and torque converter lock-up cycling
A locked-up LPG converter and melted fuel line caused complete vapor lock during high-demand operations
Curing Slow Pilot Response and Joystick Drift on a Komatsu PC490LC-11 Excavator
A clogged torque converter lock-up valve and degraded transmission filter caused torque converter overheating and power loss
Worn 1A contactor tips and a shorted mast height potentiometer caused severe voltage drops that reset the drive controller
