Operational Faults; General; Fault Causes - Invacare Twister Service Manual

Twister / Twister Junior
7

Operational faults

7.1

General

In the event of malfunctions to the drive mode, to the lighting system, the actuator motors or the
power supply, please proceed as follows,:
• First assess the fault causes described in Chapter .7.2
• Check the status display on the joystick box and assess the error codes in accordance with
Chapter .8
• Carry out the necessary testing / repairs. While doing this please note the references to the
appropriate chapter in the manual or to the appropriate documentation.
7.2

Fault causes

Wheelchair will not
start
Drive motors
disengaged
Delete status display on
remote
Status display
blinking on
h l h i
Issued: 21.01.02
Service Manual
Bbatteries
defective
Completely
discharge battery
Power supply
interrupted
Error code 1-12
Page 41
Engage motors
Chapt.16
Replace batteries
Chapt.14
Pre-charge
Chapt.14
batteries
Check battery
Chapt.14.1
fuses
Check voltage at
Chapt.18.2
operating console
Check voltage at
Chapt.Fehl
power module
Check voltage at
Chapt.18.4
lighting/actuator
modules
Asses error code
Chapt.8