REV. 10/2021
5D
1.2 Maintenance table
50-hour/7-Day maintenance
1 Check the functions of the operation switches and display.
2 Check display equipment, alarm system and safety devices.
3 Check the emergency reverse switch, reverse braking, emergency
disconnect switch and regenerative braking.
4 Check tiller steering functions.
5 Check the drive wheel and load wheel for worn or damage.
250-hour/2-month maintenance
After operating for 250 hours in total, the truck should also be maintained according to the
following procedures in addition to the 50-hour maintenance mentioned above
7 Inspect where there is any damage in the cables and whether the
terminals are reliable.
8 Inspect whether there is any screw losing or slipping out.
9 Inspect whether there is any abrasion or damage in the oil pipes.
10 Inspect where is any leakage in the hydraulic oil.
11 Clean and lubricate the contact surface with grease.
500-hour/3-month maintenance
After operating for 500 hours in total, the truck should also be maintained according to the
following procedures in addition to the 250-hour maintenance and 50-hour maintenance
mentioned above
12L Check that the battery cable connections are tight and grease the battery
poles if necessary.
13 Check if the signs are legible and complete
14 Inspect and fasten the controller and other electrical apparatus elements
15 Adding gear oil or grease.
16 Check the oil level in the oil tank.
1000-hour/6-month maintenance
After operating for 1000 hours in total, the truck should also be maintained according to the
following procedures in addition to the 50-hour maintenance,250-hour maintenance and 500-
hour maintenance mentioned above
17 Inspect whether there is any abnormal sound or disclosure of the gear
box.
18 Inspect the abrasion situations of the driving wheel/bearing wheel and
please timely replace seriously abraded ones.
19 Inspect whether all the oil pipes, pipelines and joints are reliably
connected and whether all the sealing elements are reliable.
20 Inspect the air gap of the electromagnetic brake, and if the air gap is
larger than 0.4mm, please replace the friction plates.
21
Check the frame for damage.
22
Inspect where there is any damage in the oil cylinders and whether
corresponding installations are reliable
23
Inspect and check the hydraulic lter,replaced if necessary.
24
Check cylinder block and piston for damage and ensure that they are
properly sealed and secured.
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