1) When removing air from the hydraulic system of the forklift, inject the recommended hydraulic oil to the level specified by the scale. When filling, lift the lifting cylinder.
2) When removing air from the hydraulic system of the forklift, make the load of the forklift reach 1/10-1/8 of the rated load. Loosen the vent plug on the lifting cylinder, and then lift and lower the fork several times until there are no bubbles at the vent plug. Then tighten the vent plug.
3) When removing air from the hydraulic system of a forklift, tilt the tilt cylinder forward and backward several times to the maximum limit of the gantry to remove the air from the tilt cylinder.