Invacare Twister, Руководство по обслуживанию, Страница: 156 / 195

Twister/Twister Junior
Service Manual
Page 156 Issued:21.01.02
17 Testing and repair work on the actuator motors
17.1 General
The actuator motors are driven by the ACS via an actuator
module. Depending on which type of vehicle, the wheelchair
can be equipped with the following actuator motors:
•
Actuator motor for seat angle adjustment
•
Actuator motor for backrest adjustment
•
Actuator motors for legrest adjustment
•
Actuator motor for chin control
The motors are controlled using the joystick box or if
necessary using an additional remote.
The plug connectors (1) are accessibly laid and the
occupancy is marked by symbols (2).
17.2 Checking the actuator motors
The following tests can be performed:
-
Performance test by applying a voltage
-
Continuity test on the motor coils using the Multimeter
17.2.1 Visual inspection of the plug contacts:
Check, whether the plug contacts are pushed back or
oxidised.
17.2.2 Continuity check:
•
Pull the actuator motor plug to be tested from the socket
board.
•
Set the Multimeter to continuity test.
•
Measure the continuity of the motor electric circuit at the
plug contact check windows shown in the drawing on the
right.
R
req
= 0
Ω
Check continuity
Actuator motor plug
Brown cable
Inspection
Blue cable
1
2
Connector plug for
1
2
Right-hand
Left-hand
Backrest
adjustment
Seat angle
adjustmen