Otto Bock B400 - 6.4 Releasing and Locking the Brake

06/2011
B400
Page 105
Operation
Deactivating the drive-away lock:
1. After switching on, the battery capacity indicator is off
and the LED indicator “Speed Levels” is in running light
mode.
2. Move the joystick to the front until a signal sound is
heard.
3. Now move the joystick to the rear until a further signal
sound is heard.
4. A long signal sounds to conrm that the driving function
has been unlocked and the LED indicator “Battery
Capacity” is on.
Now the drive-away lock is deactivated and the wheelchair
can be driven.
INFORMATION
If the joystick is not moved correctly, the drive-
away lock remains activated. For a new deactivation of the
drive-away lock, the you must switch off the control unit.
Afterwards you can switch on the power wheelchair again
and deactivate the drive-away lock.
6.4 ReleasingandLockingtheBrake
WARNING
Dangertolifeduetobrakefailure. Incorrect brake set-
ting can lead to brake failure and therefore to serious bod-
ily injuries or death. Repairs and adjustments to the brake
may only be carried out by authorised service staff.
WARNING
Riskofaccidentandinjuryifbrakefunctionisunavail-
able. 
When the brake is unlocked (push mode), no brake func-
tion is available.
n When moving on inclined paths, the person pushing
the power wheelchair must provide the appropriate
brake force.
n The brake function may only be released in the pres-
ence of an attendant.
n Should the user be unable to release the brake himself,
the brake can be released by the attendant.
NOTICE
Damageduetoparkingwithoutlockedbrake.Releas-
ing the brake may result in uncontrolled rolling of the