INSTRUMENTS (AND AVIONICS) / TROUBLESHOOTING 13-11
CHANGE C2 ICON A5 / MAINTENANCE MANUAL
ALTERNATOR
Engine RPM less than 2400 after
start.
Follow startup procedure.
See “Engine Test Run” on page
16-7.
Battery not charging with engine
running.
Diagnose issue using wiring
schematics.
See “Electrical System Wiring
Diagrams” on page 6-4.
Low voltage on main bus (less than
13 VDC).
Diagnose issue using wiring
schematics.
See “Electrical System Wiring
Diagrams” on page 6-4.
Alternator B failure. Replace alternator. See “Rotax 912
iS Sport (912 iS 2) Heavy
Maintenance Manual” alternator
replacement.
ALTERNATOR
Flashing
DAC software. Check and update DAC software
version as necessary. See “Verify
DAC Software Version” on page
13-67.
LAND AIRCRAFT
+
ALTERNATOR
+
ENGINE
Alternator A failure. Replace alternator. See “Rotax 912
iS Sport (912 iS 2) Heavy
Maintenance Manual” alternator
replacement.
Low voltage on main bus (less than
13 VDC)
Diagnose issue using wiring
schematics. See “Electrical System
Wiring Diagrams” on page 6-4.
Trouble Light Possible Cause Remedy