Chapter Iv Inspection, Maintenance And Cleaning - SATA 97813A Bedienungsanleitung

Chapter IV Inspection, maintenance and cleaning

1 ） Damaged jack shall not be used for fear of serious injuries. If any abnormal noise or vibration is found during operation, jacks can
only be used after repair and troubleshooting.
2 ） Inspect the parts before use each time. Inspect for broken, bent, deformed, loose or missing parts, and other conditions that affect
normal operation. In case of any problem, the jack can only be used after troubleshooting.
3 ） Inspect the functionality before use each time. If it is unable to work normally, inspect for need of air bleeding, oil filling, etc.
4 ） Inspect parts frequently, and please apply grease timely in case of insufficient lubricating grease in rotating and transmission parts
such as the piston rod top end, cross shaft, universal joint, roller, caster. Grease needs to be applied to the grease nipple on the
cross shaft of the lifting arm.
5 ） Change the hydraulic oil at least every 3 years. a. Procedures for changing the hydraulic oil are as follows:
a ） Lower the jack to the lowest position, then loosen and take out the oil filler screw.
b ） Drain the jack and discharge all the hydraulic oil（by handling the hydraulic oil in accordance with local regulations）.
c ） Place the jack upward, aim at the oil filler and add qualified hydraulic oil slowly until the height difference to the oil filler
is 0.6cm.
d ） Turn the handle counterclockwise to open the oil return valve.
e ） Turn the handle clockwise to the end, and press the handle quickly and repeatedly for several times to discharge air from the
oil circuit.
f ） Reinspect the oil level and add oil if necessary.
g ） Tighten the oil filler screw.
h ） Wipe the oil stains with a clean cloth, and then put the jack in a safe place.
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