1) When venting the air in the hydraulic system of the forklift, inject the recommended hydraulic oil to the oil level specified on the scale, and lift the lifting cylinder when filling the oil. 2) When exhausting the 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 drop the fork several times until When there are no air bubbles at the bleed plug, then tighten the bleed plug. 3) When exhausting the air from the hydraulic system of the forklift, tilt the tilt cylinder forward and backward to the maximum number of times on the mast to exhaust the air in the tilt cylinder.
What are the main contents of the primary maintenance of electric forklifts?
(1) Check the engine oil volume, oil viscosity and the degree of dirt in the oil. (2) Clean the battery and add distilled water as needed. (3) Check the appearance of the fan belt and its tightness. (4) Check the gearbox, drive axle, working oil pump, and water pump drive device for abnormal noise. (5) Add oil or grease to each part of the longitudinal connecting rod of the clutch and brake as required. (6) Check the wear of the piston rod of the lifting cylinder and tilting cylinder. If there is a slight scratch, it can be smoothed with oil stone or fine emery cloth. (7) Check and tighten the bolts and nuts of the tire.
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