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

22/May2026

The Lethal Deception Of Mushroom Rebar Caps

Why Those Orange Plastic Caps Will Not Stop You From Being Impaled

21/May2026

Forklift Maintenance Case: Wet?Plate Contamination From A Leaking Axle Seal

A heavy electric counterbalance forklift with a wet?disc brake axle was reported as "creeping on the grade with the park brake applied." The park brake would hold on flat ground, but on a slight ra...

21/May2026

Excavator Maintenance Tip: Chilled Hydraulic Oil And The Risk Of Internal Leaks

On some electric excavators, the hydraulic oil cooler is so efficient that in cold weather the oil can be chilled below the optimum range. Thick oil increases pump suction and can cause cavitation,...

21/May2026

Loader Maintenance Case: Encoder Drift On An Electric Drive Axle

A battery?electric wheel loader was derating intermittently. The operator would be driving across the lot at full speed when, without warning, the ECU would cut power to the drive motor and drop th...

21/May2026

The Fading Ghost Of High-Visibility Clothing

Why Storing Your Respirator in a Ziploc Bag Is Destroying Your Filters

21/May2026

The Missing Mouselatch On Crane Hooks

Why a Bent or Missing Hook Latch Is a Guaranteed Dropped Load

20/May2026

Forklift Maintenance Case: The Inner?Delaminated Hose That Became A One?Way V...

An IC forklift would lift heavy loads very slowly and with a shudder, but lowering was smooth and normal. The shop replaced the lift cylinder piston seals, thinking internal bypass was causing the ...

20/May2026

Excavator Maintenance Tip: The Deadly Risk Of Mixing AW And HV Hydraulic Oils...

On a cold?climate excavator, you might check the hydraulic tank and see a label saying either AW 46 or HV 46. Both are 46 weight oils, but at –10°C their behavior is completely different....

20/May2026

Loader Maintenance Case: Torque Converter Drain?Back One?Way Valve Failure

A wheel loader was brought in with a bizarre symptom. Every morning on a cold start, the operator would shift into Forward-and nothing happened. Engine RPM was fine, but the machine wouldn't move. ...

20/May2026

The Silent Failure Of Auto-Darkening Welding Helmets

Why Storing Your Welding Hood Face-Down Will Give You Arc Eye

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Knowledge

The Lethal Deception Of Mushroom Rebar Caps

Forklift Maintenance Case: Wet?Plate Contamination From A Leaking Axle Seal

Excavator Maintenance Tip: Chilled Hydraulic Oil And The Risk Of Internal Leaks

Loader Maintenance Case: Encoder Drift On An Electric Drive Axle

The Fading Ghost Of High-Visibility Clothing

The Missing Mouselatch On Crane Hooks

Forklift Maintenance Case: The Inner?Delaminated Hose That Became A One?Way V...

Excavator Maintenance Tip: The Deadly Risk Of Mixing AW And HV Hydraulic Oils...

Loader Maintenance Case: Torque Converter Drain?Back One?Way Valve Failure

The Silent Failure Of Auto-Darkening Welding Helmets