Toro Workman GTX Electric & Lithium Service Manual page 45

LED Pattern Cause
Amber LED is flashing Reduced--power mode: Low
AC voltage or high internal
charger temperature.
Red LED is flashing Internal charger error (fault)
or battery pack problem.
1 red LED flash Battery voltage is excessive.
between pauses
2 red LED flashes Battery voltage is low.
between pauses
3 red LED flashes Charge timeout was caused
between pauses by battery pack not reaching
required voltage.
Charger output was reduced
due to high temperatures
4 red LED flashes Battery charging could not
between pauses be fully completed.
5 red LED flashes Charger shut down due to
between pauses high internal temperature.
6 red LED flashes Internal charger fault.
between pauses
Workman GTX Electric
Necessary Action
Make sure that electrical outlet is providing adequate
voltage for charger.
Remove operator seat assembly to allow additional
cooling air to on--board battery charger. Also, make sure
that charger cooling fins are clean.
Make sure that extension cord that is being used has
suitable gauge size and length if not using the cord that
was provided with your Workman.
Reset charger by unplugging extension cord from
vehicle charging receptacle, waiting for 15 seconds and
then plugging extension cord back into the receptacle. If
charger does not reset and red LED is still flashing,
count the number of flashes between pauses and use
information below to identify problem.
Check battery size and condition. Fault should clear
when battery voltage is corrected.
Check battery size and condition. Fault should clear
when battery voltage is corrected.
Check battery connections.
Operate charger at a lower ambient temperature. In
elevated ambient temperatures, remove operator seat
assembly to allow additional cooling air to on--board
battery charger. Also, make sure that charger cooling
fins are clean.
Reset charger by unplugging extension cord from
vehicle charging receptacle, waiting for 15 seconds and
then plugging extension cord back into the receptacle.
Reset charger by unplugging extension cord from
vehicle charging receptacle, waiting for 15 seconds and
then plugging extension cord back into the receptacle. If
same red LED flash pattern exists after reset, check
battery pack.
Check for damaged cells in one of more of the batteries.
Ensure that cooling air flow in charger area is sufficient.
Remove operator seat assembly to allow additional
cooling air to on--board battery charger. Also, make sure
that charger cooling fins are clean.
Reset charger by unplugging extension cord from
vehicle charging receptacle, waiting for 15 seconds and
then plugging extension cord back into the receptacle. If
same red LED flash pattern exists after reset, allow
charger to cool before continuing with charging process.
Reset charger by unplugging extension cord from
vehicle charging receptacle, waiting for 15 seconds and
then plugging extension cord back into the receptacle. If
same red LED flash pattern exists after reset, charger
replacement may be necessary.
Page 3A - - 25 Electrical System