The hydraulic lifting system is the core power component of tipper trucks and dump trucks. Regular scientific maintenance can effectively reduce breakdown risks, extend the service life of heavy duty tipper vehicles, and cut the operating cost for construction, quarry and mining fleets. Many fleet owners ignore routine inspection of the hydraulic assembly, which easily causes oil leakage, slow lifting, stuck cylinder and other common faults during high-intensity earthmoving and stone haulage work.https://www.hjtrailer.com/truck/dump-truck/howo-4-2-rhd-dump-truck.html
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Regular hydraulic oil inspection and replacement
Hydraulic oil is the transmission medium of the whole lifting system for dump tipper trucks. You need to check the oil level, color and cleanliness every week. If the oil turns dark brown or contains sediment, it means the oil has deteriorated and must be replaced immediately. Always select qualified hydraulic oil that matches the local climate. For tipper trucks working in hot African areas, high temperature resistant hydraulic fluid is strongly recommended. Dirty oil will scratch the inner wall of hydraulic cylinders, damage sealing rings and block hydraulic pipelines.
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Check seals, pipelines and hose fittings frequently
Inspect all hydraulic hoses, pipe joints and sealing gaskets of the tipper lifting system before starting work every day. Look for oil seepage, cracks, aging and loose connectors. Heavy vibration during loading and transporting gravel, ore and construction waste will accelerate hose aging. Replace damaged rubber hoses and worn sealing rings in time. Even tiny oil leaks will gradually lead to insufficient lifting power of the dump truck.
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Daily test for lifting cylinders and outriggers
Carry out no-load lifting test regularly for the hydraulic cylinder of tipper trucks. Observe whether the lifting action is smooth, without jitter, abnormal noise or lagging response. Do not overload the cargo box beyond the rated load capacity. Overloading is the main cause of bending hydraulic cylinders and bursting oil pipes. For mining dump trucks, avoid sudden lifting operation when the cargo is stuck inside the cargo box.
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Keep hydraulic oil tank clean
The hydraulic oil tank of tipper truck should be kept sealed and dust-proof. Prevent sand, mud, rainwater and impurities from entering the tank, especially for vehicles operating on dusty quarry and construction sites. Clean the oil filter element as required. Blocked filter elements reduce oil circulation efficiency and increase the load of hydraulic pumps. A clean oil tank protects the hydraulic pump and prolongs the whole system working time.
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Good operating habits reduce hydraulic wear
Train drivers to follow standard operation procedures. Do not continuously operate the lifting system for a long time when the engine overheats. Lower the cargo box completely before driving the tipper truck on public roads. Avoid violent lifting and dropping operations. Standard operation greatly reduces unexpected damage to the hydraulic lifting assembly.
Troubleshooting reminder
If your tipper truck appears slow lifting speed, weak lifting capacity or abnormal noise during lifting, stop operation immediately and inspect the hydraulic system. Do not continue hauling bulk materials before repairing faults.
Proper maintenance of hydraulic lifting system helps your dump tipper truck keep stable performance in long-term heavy-load transportation. If you are sourcing heavy duty tipper trucks or genuine hydraulic spare parts for your fleet, contact us for more details.
