Weekly Checks
Disconnect and inspect the controller from the power base. If there is any
corrosion, contact an authorized Provider if necessary.
Ensure that all parts of the controller system are securely fastened to your
electric wheelchair.
Calibrate the joystick if a noticeable difference in performance is detected or if
the joystick does not operate properly.
To calibrate the joystick, power off the unit, place the joystick in the neutral
position, and power the unit back on. If a problem still exists with your joystick’s
performance, contact an authorized Provider.
Check the brakes. This test should be carried out on a level surface with at
least 3 feet (1 meter) of clearance around your Z-Chair.
To check the brakes:
1. Turn on the controller and turn down the speed level of your electric
wheelchair.
2. After one second, check the battery condition meter. Make sure that it
remains on.
3. Slowly push the joystick forward until you hear the electric brakes click.
Immediately release the joystick. You must be able to hear each electrical
brake operating within a few seconds of joystick movement. Repeat this test
three times, pushing the joystick backwards, then left, and then right.
Monthly Checks
Check for drive tire wear. See an authorized Provider for repair.
Keep your electric wheelchair clean and free of foreign material, such as mud,
dirt, hair, food, drink, etc.
Yearly Checks
Take your electric wheelchair to an authorized Provider for yearly maintenance,
especially if you use your chair on a regular basis. This helps ensure that your
www.observer-mobilityproduct.com
30
