Invacare Twister Service Manual page 165

Twister / Twister Junior
Fault
No voltage?
Voltage below 19 V.
Note:
In the joystick box for attendant (additional joystick box, reversible) the following
inspections must be performed.
•
Check, whether the control can be changed over using the flip switch.
•
Check whether the final speed can be preselected using the control device.
•
Check, whether the wheelchair can be controlled via the joystick.
•
Check, whether all further functions (lighting and actuator functions) continue to be
controllable via the main joystick box.
Note:
•
Please supply the part number and the software version number when ordering a
replacement joystick box.
•
The software version number can be found on a sticker on the joystick box.
Issued: 21.01.02
Cause
•
- BUS cable defective.
- BUS plug defective.
- power module
defective.
•
- Completely discharge
battery
Page 165
Service Manual
Remedy
⇒ - Check/replace BUS cable. (Chapt. 19
- Check/replace BUS cable. (Chapt. 19
- Check power module. (Chapt. 18.3) -
Check power supply to power module
(Chapt. 18.3)
⇒ Check battery. (Chapt. 14.1)