Operating The Seat Height And Seat Tilt; Activating/Deactivating The Main Fuse - Otto Bock 490E75 Series Service Manual

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4.5.2

Operating the seat height and seat tilt

All instructions for power operation of the seat height (optional) and seat tilt (optional) are included in the instructions
for use (user).
INFORMATION
If there is a defect in the seat height adjustment actuator, the seat height cannot be power operated. In this case,
please observe the following instructions:
If the seat is fixed in an upper position:
Actively secure the seat and the wheelchair against falling and tipping during all work. Perform the work only
with the active support and assistance of a helper, especially when the seat is folded up.
If the seat is fixed in the lowered position:
Check whether the seat can be pulled up manually for work on the seat height adjustment actuator. Actively
secure the manually raised seat and the wheelchair against falling and tipping. Perform the work only with the
active support and assistance of a helper, especially when the seat is folded up.
If the seat cannot be pulled up manually:
Carefully fold up the seat for the required work. Actively secure the seat and the wheelchair against falling and
tipping during all work. Perform all work only with the active support and assistance of a helper.
4.5.3

Activating/deactivating the main fuse

Activating the main fuse
1) Push the reset lvever, which is at an angle into the notch until it engages (see Fig. 5/6, item 1).
2) The main fuse is activated (see Fig. 5). The internal power supply is connected and activated.
Deactivating the main fuse
1)
2) The main fuse is deactivated (see Fig. 6). The internal power supply is disconnected.
5
490E75=0_C
6
Service work
Ottobock | 15

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