Invacare TDX-SP Service Manual page 144

SERVICE MANUAL
● Make a marking on the motor and the carbon brushes in order to guarantee correct refitting.
● Remove the carbon brushes complete from the mounting (2).
● Check the carbon brushes and springs for the level of wear, broken components or
discolouration.
Refitting the carbon brushes:
● Depending on the condition of the brushes and the spring:
- either replace the brushes in exactly the same position from which they were taken or
- fit new brushes.
● Replace the plastic caps and tighten them.
● Refit the top walking beams as described in Chapter 8.18.2.
● Refit the bottom walking beams as described in Chapter 8.17.
● Refit the drive wheels as described in Chapter 8.13.1.
Note
The following procedure is necessary to run the carbon brushes in after replacement and to
therefore guarantee maximum performance.
WARNING: Risk of accidents!
Hazards to workers, surroundings and mobility device!
● Do not leave the mobility device unattended during the following procedure!
● Stellen Sie sicher, dass BEIDE Antriebsräder angehoben werden und den Boden nicht
berühren können.
● Secure the area.
● Lift the mobility aid up on one side and get a second person to place a wooden block around
14 cm high underneath it so that the drive wheel is suspended freely.
● Repeat the same procedure on the other side of the mobility aid.
● Allow the motors to run in the forward direction for an hour.
● Allow the motors to cool down for 30 minutes.
● Allow the motors to run in the reverse direction for an hour.
● Lift the mobility aid off the wooden blocks.
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Invacare - TDX-SP / TDX-SP N