5-5
PM interval
A : 8 hours or daily
B : 50 hours or every week(Typical PM interval)
C : 250 hours or every 1 months
D : 1000 hours or every 6 months
E : 2000 hours or every year
Periodic checks and planned maintenance (PM)
Check truck visually and inspect components.
Test drive truck/check functional performance.
Check torque on critical fasteners.
Lubricate truck.(See component)
Clean/Check battery terminals.
Check battery electrolyte level / Refill.
Check battery cables/truck receptacle
Perform battery load test.
*Check drive motor brushes.
*Check steering pump motor brushes.
Check steering hydraulic motor.
Check power steering pump.
Check steering pump motor.
Check drive motor.
Check brake pedal condition and wear.
Check drive unit fluid level.
Check harness status.
Check controller & DC converter.
Check contactors
(Replace contactor tips if roughness is remarkable)
Replace hydraulic sump fluid and strainer.
Replace hydraulic sump filter
Replace hydraulic sump breather.
Lubricate steering gear and steering bearing of drive unit.
Lubricate drive unit & suspension link bushing.
Check/lubricate steering column and wheel bearing.
ù
ù
ù
ù
ù
ù
ù
ÿ
ù
ù
ù
ù
ù
ù
ù
ù
ù
ù
ù
ù
-
-
-
-
8
8
8
8
19
17
14
16
17
19
18
23
20
21,15
22
9
9
9
4,23
23
4
ù
ù
ù
ù
ù
ù
ÿ
ú
ā
ú
úù
A
No.
B
C
D
E
5
5. PERIODIC MAINTENANCE CHECKS
The PM intervals depend on hour meter records of operation.
* : Replace as required
ù
Check
ú
Replace
ÿ
Refill
ā
Refill (Only for the first time)