Permobil M300 Service Manual page 25

Link arms
Removal of front link arms
1. Raise the seat; electric seat lift to the highest position; fixed seat tube to the service position. See
page 34. If the electric seat lift does not work normally because the batteries are discharged or the
adjustment device is defective, the seat can be raised/lowered manually. See page 31.
2. Switch off the main power switch on the control panel.
3. If the wheelchair is equipped with lights, disconnect the front light in question. See page 52.
4. Lift up and chock up the wheelchair chassis so that the wheel in question is free of the ground.
5. Remove the drive wheel. See page 18.
6. Remove the rear link arn. See previous page.
7. Remove the cover (4) from the link arm by pulling it straight out (see fig. below).
8. Remove the link arm (1), it's fitted with the screw (3) and the washer (2) (see fig. below).
For removal of wheel forks and wheels, see the respective chapters.
Assembly of front link arms
Assemble in the reverse order.
1. Check that the axle and link arm are not
damaged. If necessary, clean to remove dirt
and rust. Replaced damaged parts.
2. Fit the link arm on the axle using just your
hands. Check that the link arm is fully located
on the axle (see fig. below).
3. Fit the screw (3) and washer (2). Tighten the
screw with a torque wrench.
Tightening torque: 17.7 ft-Ibs (24Nm)
4. Fit the cover (4) on the link arm. (see fig.
below).
5. Fit the rear link arm. See previous page.
6. Fit the drive wheel. See page 18.
7. If the wheelchair is equipped with lights, connect
the front light in question. See page 52.
4 2
3
Fitting/removing the Front Link Arm.
25
For this task the following tools are necessary:
1 Allen key 6 mm.
Item Description
1
Front link arm.
2 Washer, 32x8,1x3
3
Screw ISO 4762 M8x20 8.8 Fe/Zn
4 Cover
1
4
Link arms