JLG 45e ANSI Service Manual - Manual (Page 34)

SECTION 2 - PROCEDURES
2-10 – JLG Lift – 3120743
- (Current limit will be zero at 90 degrees C [194
degrees F]).
- Allow unit to cool down, to clear flashing.
10. 10 FLASHES - Tachometer Fault.
- Controller > 33%, no tachometer
output for 1 second. NOTE: If the machine is operated at a very slow speed or
stalled when climbing a grade of 20% or greater, a
10 flash fault will occur. Recycle footswitch to
recover.
11. 11 FLASHES - Tachometer out of calibrate.
- Pin voltage @ MOS90 above 9
volts or below 6 volts when in neutral.
Figure 2-1. Sevcon Controller Troubleshooting Flow
Charts. (Sheet 4 of 4).