Scissor Pallet Truck Wear a gap between the stem and the body is too large

Manual Forklift  Stacker due to long-term use or distribution valve dirty oil to speed up the stem and the body, such as wear and tear, with the destruction of the sealing surface, causing oil spills. If the repair stem wear lighter, can stem polished chrome; If the stem badly worn, replace
2, leakage between the valve body
electric reach stackers cylinder seal failure, resulting in leakage; valve performance when installing injury or aging or damaged O-rings in the hydraulic effect, but also prone to leakage between the valve body.
If you need to be polished valve damage, replace the O-ring, according to the order and tighten the bolt torque requirements.
3, the valve spring failure
If the valve spring failure, hand pallet trucks oil under pressure can be forced below the system requirement to leave the ball spill valve inflow tract, causing the leak, the system failure.
Spring must be replaced when the manager, and then use the adjustment screw to adjust the spring pressure 14 Mpa regulations. On demand from the load center at 600mm load adjustment 7.5t goods when the goods like starting with a non-locking nut from the lock, then the pressure is the need to adjust the pressure.