Service Manual

Workman GTX Electric Page 3A -- 25 Electrical System
LED Pattern
Cause Necessary Action
Amber LED is flashing Reduced--power mode: Low
AC voltage or high internal
charger temperature.
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.
Red LED is flashing Internal charge r error (fault)
or battery pack problem.
Reset charger by unplugging extension cord from
vehicle charging receptacle, waiting for 15 seconds and
then plugging extension cord back into the r eceptacle. 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.
1redLEDflash
between pauses
Battery voltage is excessive. Check battery size and condition. Fault should clear
when battery voltage is corrected.
2 red LED flashes
between pauses
Battery voltage is low. Check battery size and condition. Fault should clear
when battery voltage is corrected.
3 red LED flashes
between pauses
Charge timeout was caused
by battery pack not reaching
required voltage.
Charger output was reduced
duetohightemperatures
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 r eceptacle.
4 red LED flashes
between pauses
Battery charging could not
be fully completed.
Reset charger by unplugging extension cord from
vehicle charging receptacle, waiting for 15 seconds and
then plugging extension cord back into the r eceptacle. If
same red LED flash pattern exists after reset, check
battery pack.
Check for damaged cells in one of more of the batteries.
5 red LED flashes
between pauses
Charger shut down due to
high internal temperature.
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 r eceptacle. If
same red LED flash pattern exists after reset, allow
charger to cool before continuing with charging process.
6 red LED flashes
between pauses
Internal charger fault. Reset charger by unplugging extension cord from
vehicle charging receptacle, waiting for 15 seconds and
then plugging extension cord back into the r eceptacle. If
same red LED flash pattern exists after reset, charger
replacement may be necessary.
Electrical
System