Permobil F5 Corpus VS User Manual page 49

This is one way to adjust the angle of the armrest. The lower lock nut has a
left-hand thread.
Spanner 14 mm
1. Loosen the two lock nuts on adjustment bar .
2. Turn the adjustment bars to adjust the armrest angle to the preferred
position.
3. Tighten the two lock nuts.
Wheelchair usage - 49