18
a.
Maintenance checklist
Table 3
: Maintenance checklist
Interval(Month)
1
3 6
12
Hydraulic system
1
Check the hydraulic cylinder(s), piston for damage, noise and leakage
•
2
Check the hydraulic joints and pipes for damage and leakage
•
3
Inspect the hydraulic oil level, refill if necessary
•
4
Refill the hydraulic oil (12 month or 1500 working hours )
•
5
Check and adjust the function of pressure valve (0/+10%)
•
Mechanical system
6
Inspect the forks for deformation and cracks
•
7
Check the chassis for deformation and cracks
•
8
Check if all screws are fixed
•
9
Check the push rods for deformation and damages
•
10 Check the gearbox for noise and leakage
•
11 Inspect the wheels for deformation and damages
•
12 Inspect and lubricate the steering bearing
•
13 Inspect and lubricate the pivot points
•
14 Lubricate the grease nipples
•
Electrical system
15 Inspect the electric wiring for damage
•
16 Check the electric connections and terminals
•
17 Test the emergency switch function
•
18 Check the electric drive motor for noise and damages
•
19 Test the display
•
20 Check, if correct fuses are used
•
21 Test the warning signal
•
22 Check the contactor(s)
•
23 Check the frame leakage (insulation test)
•
24 Check function and mechanical wear of the driving controller
•
25 Check the electrical system of the drive motor
•
Braking system
26 Check brake performance, if necessary replace the brake disc or adjust the gap
•
Battery
27 Check the battery voltage
•
28 Clean and grease the terminals and check for corrosion and damages
•
29 Check the battery housing for damage
•
30 Check the battery and if necessary refill with distillated water
•
Charger
31 Check the main power cable for damages
•
32 Check the start-up protection device during charging
•
Function
Summary of Contents for PT 20I
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