Permobil M300 Corpus HD, Service Manual

Page: 51 / 112

51
Adjusting the backrest height
The backrest height can be adjusted to give the
user optimal comfort. Adjustment is possible
by moving the locking mechanism on the lower
section of the backrest between six fixed stages
25 mm apart.
1. Remove the backrest cushion by pulling it
straight forwards. It is attached by means of
Velcro on the rear of the cushion.
2. Remove the upper section of the back rest by
carefully pulling it straight up. See fig.
The locking mechanism is held
in place by two screws.
5. Remove the two screws holding the backrest
locking mechanism in place. See the
illustration.
6. Adjust the height of the backrest by mounting
the locking mechanism in desired position.
7. Remount the lower section of the back rest on
the seat by carefully fitting the keyholes on the
corresponding pegs and then securing it by
tightening the knob. See fig.
8. Slide the upper section of the backrest
down until secured in position by the locking
mechanism. See the illustration above.
9. Fit a cushion of a suitable height/width for this
setting. See the table on page 87. Secure the
cushion in place using the Velcro on the back
of the cushion.
Removal/Fitting of the upper
section of the back rest.
For this task the following tools are necessary:
1 Allen key 3 mm
Adjustment Adjusting the backrest height
The lower backrest plate is secured
by means of a knob
3. Remove the knob holding the lower part of the
back rest. See fig.
4. Remove the lower section of the back rest by
pulling the backrest plate straight up so it can
be removed from the four locking devices.
See the illustration.