Husqvarna LC 247Li - Page 36

Problem Possible cause Step Troubleshoot
Action
The product does not
start, the warning in-
dicator flashes.
Warning indicates 2:
Cutting motor phase
connection defective
or missing.
1
Make sure that the blade motor
is installed correctly and the
phase cables are not defective.
Connect correctly or re-
place the motor if defective.
Warning indicates 3:
Cutting motor over-
current alarm.
1
Make sure that the blade is not
blocked and that it can rotate
freely. WARNING: Turn the safe-
ty key to 0, remove the safety
key, remove the battery and wait
a minimum of 5 seconds before
you touch the blade!
Make sure that the blade
rotates freely, replace
blade or blade support if
defective.
Warning indicates 4:
Cutting motor MOS-
FET breakdown or
short circuit.
1
Cutting motor >70A. WARNING:
Turn the safety key to 0, remove
the safety key, remove the bat-
tery and wait a minimum of 5
seconds before you touch the
blade!
Replace the motor if defec-
tive.
2
If the main controller MOSFET
break down, no troubleshooting
possible.
Replace the control unit if
defective.
Warning indicates 7:
Drive motor MOSFET
breakdown or short
circuit (only LC
347VLi.).
1
Transmission >30A. Replace the transmission if
defective.
2
If the main controller MOSFET
break down, no troubleshooting
possible.
Replace the control unit if
defective.
Warning indicates 8:
Low voltage alarm.
1
Battery out of power. Charge the battery.
Warning indicates 9:
Battery shutdown ac-
tive alarm.
1
Communication problem be-
tween product and battery.
Check white wire between bat-
tery 1 and power switch board.
Check green wire between bat-
tery 2 and power switch board.
Replace the battery box if
defective.
Warning indicates 11:
Problem with commu-
nication between
main controller and
handle bar controller.
1
Do a visual inspection of wires
between main controller and mo-
tor control box
Connect correctly or re-
place defective wiring.
2
Do a visual inspection of wires
between the motor control box
and the control panel.
Connect correctly or re-
place defective wiring.
36 - Troubleshooting 361 - 001 -