The manual forklift drum stacker is designed to lift and handle barrels and 360 degree flipping in many industrial locations. It is a high lift loading and unloading and short distance transportation of manual hydraulic lifting of goods, and manual oil. The forklift drum stacker is equipped with a mechanical rotating device. Because the manual forklift drum stacker does not generate sparks and electromagnetic fields, it is especially suitable for loading and unloading of flammable and prohibited items in automobile loading and unloading and workshops, warehouses, docks, stations, freight yards and other places. The manual forklift drum stacker has the characteristics of stable lifting, flexible rotation and convenient operation. The universal wheel is equipped with brake device and works safely and reliably. Manual forklift drum stacker is the ideal tool to reduce labor intensity, increase production efficiency and achieve safe loading and unloading.
Manual forklift drum stacker will also have some faults in use, followed by some common faults of manual forklift drum stacker summarized by New Newton, and analyze the fault to provide the fastest solution.

Manual forklift drum stacker common fault:
Manual forklift drum stacker lift height does not meet design requirements
Analysis of the cause: The manual forklift drum stacker has insufficient working oil.
Remedy: Refuel the cylinder, open the bolt, inject the filtered working oil, add the oil to the oil hole height and re-tighten the bolt.

· Manual forklift drum stacker handles the handle, the fork does not rise
1. Cause analysis: The viscosity of the working oil is too large or the working oil is not injected into the manual forklift drum stacker.
Remedy: Change the working oil or inject the working oil into the manual oil drum handling stacker according to the specified oil quantity.
2. Analysis of the cause: There is impurity in the working oil of the manual forklift drum stacker, so that the inlet valve is not tightly closed.
Remedy: Exclude the manual oil drum to transport impurities in the working oil of the stacker or replace the working oil.
3. Reason analysis: The oil drain valve, unloading handle and tension spring of the manual forklift drum stacker do not work; they are not in the lowest closed position or other debris is stuck.
Remedy: Check if the tension spring of the manual forklift drum stacker is correct, and the unloading handle is adjusted to the lowest closed position to eliminate impurities.
4. Reason analysis: The unloading handle and the position of the oil drain valve of the manual forklift drum stacker are not adjusted.
Remedy: Re-adjust the position of the unloading lever nut of the manual forklift drum stacker.

· Manual forklift drum stacker do not fall after the forks rise
Reason analysis: 1. The unloading handle of the manual forklift drum stacker is not adjusted.
2. The piston is over-loaded and permanently deformed.
3. The forks and roller sprocket of the manual forklift drum stacker are stuck.
Remedy: Disassemble the manual forklift drum stacker to overhaul or replace the piston rod, disassemble the repair or replace the bearing.
· Manual forklift drum stacker oil seepage or oil leakage
Reason analysis: 1. The gasket of the manual forklift drum stacker is damaged or invalid.
2. Individual parts of the manual forklift drum stacker have slight cracks or small perforations.
3. The threaded joint is loose or the gaskets are not compressed.
Remedy: Manual forklift drum stacker to replace the new sealing ring, repair and replace the new parts, repair and tighten.
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