10.72 10.72 Electrical Electrical systemsystem
10.15.110.15.100 The drive functThe drive functionion
The drive function does not work, one or two directionsThe drive function does not work, one or two directions..
NOTE!NOTE!
If the brakes are applied these wIf the brakes are applied these will holdill hold
the truck despite full power. Check thatthe truck despite full power. Check that
the regulator works, a weak hummingthe regulator works, a weak humming
noise should be audible.noise should be audible.
With error code E8, check analogueWith error code E8, check analogue
sensor for accelerator and recalibrate.sensor for accelerator and recalibrate.
1. Is the drive function lost in both1. Is the drive function lost in both
directions?directions?
šš
NoNo
Check in the menu drive inputsCheck in the menu drive inputs
whether either Fd or Bd lights whenwhether either Fd or Bd lights when
forward or reverse directions areforward or reverse directions are
activated.activated.
YYeses
2. Does the motor's electric brake2. Does the motor's electric brake
release when the left-foot switch isrelease when the left-foot switch is
activated and any drive direction isactivated and any drive direction is
selected?selected?
YYeses
Check the accelerator's analogueCheck the accelerator's analogue
sensor so that it goes from approx. 2V -sensor so that it goes from approx. 2V -
4.95V4.95V. If not check . If not check mechanism amechanism andnd
possibly replace the sensor.possibly replace the sensor.
NoNo
3. Does the symbol “SA” light in the3. Does the symbol “SA” light in the
menu drive inputs when the left-footmenu drive inputs when the left-foot
switch is activated.switch is activated.
YYeses
Go to point 5Go to point 5
NoNo
4. Check the sensor for the left-foot4. Check the sensor for the left-foot
switch and related cables. The signal isswitch and related cables. The signal is
made when the left-foot switch ismade when the left-foot switch is
activated.activated.
5. Check that the brakes are not applied5. Check that the brakes are not applied
and that the cables are intact.and that the cables are intact.
6. Breakage/short circuit in the brake6. Breakage/short circuit in the brake
coil?coil?
YYeses
Change the brakes.Change the brakes.
NoNo
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