How to repair according to the failure of the mini pallet jack?

　　 Mini pallet jack is a low-lift, limited to pallet-type cargo handling tools. Also known as manual hydraulic forklift, it has the characteristics of stable lifting, light operation, safety and reliability. However, the mini pallet jack will also have various failures due to frequent use. Let Newton briefly introduce the common faults and troubleshooting methods of manual hydraulic forklifts.　　

Possible failures and troubleshooting methods of mini pallet jacks: 　　

Insufficient lifting of manual hydraulic forklift

　　Cause analysis: insufficient hydraulic oil

　　Exclusion method: The mini pallet jack should be filled with properly filtered working oil

The hand mini pallet jack does not return to its original position

　　 Reason analysis: too much hydraulic oil was added to the mini pallet jack, the rotating part of the hydraulic manual pallet was deformed and jammed, and the plunger of the mini pallet jack and the guide rod screw sleeve jammed.

　　Removal method: Clear the proper working oil on the manual hydraulic forklift and replace the parts of the manual hydraulic forklift

manual hydraulic forklift fork does not fall after being raised

　　Cause analysis: the unloading device of the mini pallet jack is abnormal, and the parts of the mini pallet jack are deformed and damaged

　　Removal method: readjust the unloading device of the hand mini pallet jack, and replace the deformed and damaged parts of the hand mini pallet jack.

Hydraulic oil leakage of mini pallet jack

　　Cause analysis: 1. The oil seal of the mini pallet jack is invalid, the surface of a single part of the mini pallet jack is slightly damaged or worn, and the connection of the mini pallet jack is loose.

　　Removal method: 1. Replace the oil seal of the manual hydraulic forklift, replace the damaged parts of the manual hydraulic forklift, and re-tighten the loose part of the manual hydraulic forklift.

manual hydraulic forklift fork does not rise

　　 Reason analysis: 1. The working oil of the mini pallet jack is too viscous, or the working oil is not injected, there are impurities in the oil of the mini pallet jack, and the unloading device of the mini pallet jack is abnormal.

　　Removal method: 1. Replace the working oil of the manual hydraulic forklift; 2. Remove the impurities in the oil circuit of the manual hydraulic forklift and update the working oil; 3. Readjust the unloading device of the manual hydraulic forklift

When the handle of the mini pallet jack is shaken, the fork immediately drops after being raised, the handle rebounds obviously, or the fork rises to a significant degree of self-lowering.

　　Cause analysis: the valve of the mini pallet jack is stuck by debris

　　Removal method: Open the valve, take out the parts of the manual hydraulic forklift, clean it, and reinstall it.