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DIAGNOSTIC - SELECTION
CASE TRAINING CENTER
AUGUST 2000
TROUBLESHOOTING
Prior inspections
Item Value Action
POINTS TO BE CHECKED WHEN STARTING
Lubricants - Coolants
1. Check the quantity of fuel
2. Check that fuel is not contaminated
3. Check the quantity of hydraulic fluid
4. Inspect the hydraulic fluid filter
5. Check the quantity of oil in each reduction gear
6. Check the quantity of engine oil
7. Check the quantity of coolant
8. Check the filter restriction indicator (dust)
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Add fuel
Clean, drain
Fill with fluid
Drain, clean
Fill with oil
Fill with oil
Fill with water
Clean or change
Electrical equipment
9. Check the battery terminals and wiring for tightness and corrosion
10. Check the alternator terminals and wiring for tightness and corrosion
11. Check the starter motor terminals and wiring for tightness and
corrosion
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Tighten or change
Tighten or change
Tighten or change
OTHER POINTS TO CHECK
Hydraulic system - Mechanical equipment
12. Abnormal noise or smell
13. Check for oil leaks
14. Air in the system
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Repair
Repair
Bleed the air
Electrical system - Electrical equipment
15. Check the battery voltage (with engine shut down)
16. Check the quantity of fluid in the battery
17. Make sure that the cables are not discoloured, burnt or stripped
18. Check for missing or loose cable retaining clips
19. Check for damp on cables (especially on connectors and
terminals)
20. Check fuses for condition and corrosion
21. Check the alternator voltage (with engine speed above the throttle
control mid-point) (when battery charge is insufficient, there can be
25 V only at start up)
22. Noise from battery relay (with starter motor ON or OFF)
23-26 V
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27.5-29.5 V
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Change
Add or change
Change
Repair
Disconnect and dry
if damp
Change
Change
Change
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