Permobil M400 Corpus HD Service Manual page 29

M400 Corpus HD
2. Remove the upper section of the back rest by carefully pulling it
straight up.
3. Remove the knob securing the position of the lower backrest plate.
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.
Figure 35. Removal/Fitting of the upper section of the
back rest
Figure 36. The lower backrest plate is secured by
means of a knob
Figure 37. The lower backrest plate is secured by
means of four locking devices
Repairs - Seat
29