Maeda MC305C-3 - Electrical Components

M A E D A Mini-Crawler Crane Section 5 – TROUBLESHOOTING
3/2019 MC305C-3 5-83
Electrical Components
Abnormal Phenomenon
Major Cause(s)
Actions
Dark light even at highest engine
speed
• Defective wiring
(• Check and repair slackened
terminals and open circuits)
Light blinks during engine
operation
• Defective alternator
• Defective wiring
(• Replace)
(• Check and repair)
Battery charge monitor remains
illuminated even after the engine
starts
• Defective alternator
• Defective wiring
(• Replace)
(• Check and repair)
Abnormal noise from alternator
• Defective alternator
(• Replace)
Starter not rotating even after the
starter switch is turned
• Defective wiring
• Insufficient battery charge
(• Check and repair)
• Charge the battery
Starter pinion going out and in
repeatedly (struggling)
• Insufficient battery charge
• Charge the battery
Starter key turning slow
• Insufficient battery charge
• Defective starter
• Charge the battery
(• Replace)
Starter disengaged before the
engine starts
• Defective wiring
• Insufficient battery charge
(• Check and repair)
• Charge the battery