Brakes And Brake Release; Replacing The Wheel Lock Release - Otto Bock Xeno Service Manual

6.6 Brakes and Brake Release

Both drive motors of the Xeno power wheelchair are braked simultaneously by the control unit
via a motor brake. In the event of defects in the brake unit, the drive motor and motor brake are
replaced entirely.

6.6.1 Replacing the wheel lock release

CAUTION
Risk of accidents and injury due to rolling. Before working on the brake release, turn off the power
wheelchair. Secure the Xeno power wheelchair so it cannot roll away.
INFORMATION
Only mount the brake release while it is unlocked.
When the joystick is activated while the brakes are unlocked, the control system emits an error signal
on the control panel. If this is not the case, there is a malfunction that must be corrected immediately.
Depending on user preferences, the brake release is located on the frame at the front to the
right or left under the seat.
Tools:
❒ Allen wrench, size 4
Steps:
1. Loosen the Bowden cables on the drive motors.
Figure 39 Attachment of Bowden cable to drive motor
2. Loosen the two Allen head screw on the inside of the frame.
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