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ToC SERVICE MANUAL MARINE ENGINES<br />

06 ELECTRICAL SYSTEM<br />

For 6 cyl. engines / Technical data of alternator 28V / 80A (Option)<br />

Model ....................................................................................................ISKRA-AAN5161- 11.203.220<br />

Minimum engine speed for voltage generation ..................................... 550 1/min<br />

Controlled voltage range ....................................................................... 28,1 - 28,7 V<br />

Output current ....................................................................................... 80 A<br />

Governor ............................................................................................... integratedl base governor<br />

Excitation winding resistance ................................................................ 7,9 / +0,79<br />

01.03 ill.5<br />

Error Detection<br />

Check battery:<br />

- All connections (terminals)<br />

- Acid concentration<br />

- Filling level (check, refill if necessary)<br />

- Carry out load test<br />

Excessive voltage:<br />

- Governor<br />

- Loose connections<br />

- Battery<br />

Charging voltage too low:<br />

- Belt tension<br />

- Output<br />

- Governor<br />

- Slip ring<br />

- Internal components of alternator<br />

No charging voltage:<br />

- Belt tension<br />

- Charging control lamp defective (24V/3W)<br />

- Output<br />

- Cables and connections<br />

- Governor<br />

- Slip ring<br />

- Internal components of alternator<br />

Z001019/0_6_July 2008 Page ELECTRICAL SYSTEM - 9

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