Adjusting The Armrest Height; Adjusting The Backrest Angle - Invacare Pronto M41 Series User Manual

Invacare® Pronto™ M41 Series with SureStep®
1. Lift up the armrest.
2. Loosen the jam nut A.
3. Adjust the socket screw B up or down to the desired
arm angle position.
4. Tighten the jam nut.
5. To determine the same angle for the opposite armrest,
count the exposed threads after the jam nut has been
tightened.
6. Repeat STEPS 1-4 for opposite armrest, if necessary.

5.6.3 Adjusting the armrest height

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1. Remove the lock knob A that secures the armrest C to
the arm frame assembly B.
2. Adjust the armrest to one of five positions D.
3. Reinstall the lock knob that secures the armrest to the
arm frame assembly and tighten securely.

5.6.4 Adjusting the backrest angle

CAUTION!
Adjusting the seat tilt or the backrest angle
changes the geometry of the mobility device
and directly influences its dynamic stability!
– For details regarding dynamic stability,
negotiating gradients and obstacles and the
correct adjustment of seat tilt or backrest angle,
refer to 6.6 Taking Obstacles, page 81 and 6.7
Driving up and down gradients, page 83.
CAUTION!
Risk of injury if the mobility device tips over
Using the lifter changes the center of gravity of
the mobility device.
– When the lifter is in a raised position never
adjust the backrest angle over more than 15°.
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