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

12/May2026

Excavator Maintenance Tip: Swivel Joint Bypass Can Destroy A Final Drive

When an excavator loses power to one track-say, the left track moves slowly while the right track spins freely-most mechanics immediately assume the left travel motor or final drive planetary is fa...

12/May2026

Loader Maintenance Case: The Mis-Phased Driveshaft Vibration

A wheel loader was brought in with a severe, high-speed vibration that shook the entire cab violently, but only when driving faster than 15 mph. The shop had already replaced the front differential...

11/May2026

Forklift Maintenance Case: The Iced-Up LPG Vaporizer That Starved The Engine

A propane (LPG) powered forklift was running perfectly at the start of the shift. But after about forty-five minutes of heavy lifting in a humid environment, the engine began to lose power, eventua...

11/May2026

Excavator Maintenance Tip: How To Spot A Dragging Swing Brake Without Gauges

If an excavator's swing brake is dragging, it will cook the swing motor oil and cause the machine to slow down. But how do you tell if the brake is dragging if you don't have a pressure gauge to te...

11/May2026

Loader Maintenance Case: The Steering Cylinder Bypass That Only Showed Up Und...

A wheel loader was brought in because it kept drifting to the right, but only when the bucket was loaded. If the operator was driving around the yard empty, the machine tracked straight. But the mo...

09/May2026

Forklift Maintenance Case: “Memory Steer” On A High-Reach Turret Truck

A very narrow aisle (VNA) turret truck was brought in with a complaint of "phantom steering." When driving on the ground, the truck tracked perfectly straight. But when the operator raised the mast...

09/May2026

Excavator Maintenance Tip: The Danger Of Over-Greasing The Swing Bearing

If there is one component on an excavator that mechanics love to over-maintain, it's the swing bearing (the massive slew ring that connects the house to the undercarriage). Operators are trained to...

09/May2026

Loader Maintenance Case: The Flying Transmission Dipstick And The Plugged Bre...

A wheel loader was brought in with a terrifying and messy symptom. After about an hour of heavy pushing in a gravel pit, the transmission dipstick would violently launch out of its tube like a rock...

08/May2026

Forklift Maintenance Case: The Potting Compound Failure Inside The Pallet Jac...

A high-volume rider electric pallet jack was experiencing bizarre, intermittent electrical faults. Sometimes it would drive forward perfectly. Other times, the operator would pull the handle back t...

08/May2026

Excavator Maintenance Tip: The Catastrophic Danger Of Removing The Boom Anti-...

In previous tips, we discussed cleaning a plugged metering port in the boom anti-drop valve to fix boom drift. But there is a much darker, more dangerous practice happening in the field that every ...

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Knowledge

Excavator Maintenance Tip: Swivel Joint Bypass Can Destroy A Final Drive

Loader Maintenance Case: The Mis-Phased Driveshaft Vibration

Forklift Maintenance Case: The Iced-Up LPG Vaporizer That Starved The Engine

Excavator Maintenance Tip: How To Spot A Dragging Swing Brake Without Gauges

Loader Maintenance Case: The Steering Cylinder Bypass That Only Showed Up Und...

Forklift Maintenance Case: “Memory Steer” On A High-Reach Turret Truck

Excavator Maintenance Tip: The Danger Of Over-Greasing The Swing Bearing

Loader Maintenance Case: The Flying Transmission Dipstick And The Plugged Bre...

Forklift Maintenance Case: The Potting Compound Failure Inside The Pallet Jac...

Excavator Maintenance Tip: The Catastrophic Danger Of Removing The Boom Anti-...