Replacement Tasks On The Drive Unit (Mid-Wheel Drive Mwd) - Otto Bock 490E75 Series Service Manual

Installing the anti-tipper
1) Insert the anti-tipper on the inside of the drive wheel swing arm.
2)
3) Install the drive wheel suspension between the drive wheel swing arm and drive unit bracket (see Page 46).
INFORMATION: The anti-tipper is spring loaded on a wheelchair with front-wheel drive. In this case,
4) Attach the drive wheel (see Page 45).
96
4.9.3

Replacement tasks on the drive unit (mid-wheel drive MWD)

4.9.3.1 Replacing the drive wheel splash guard
Prerequisites:
Optional: Move the seat to the lowest seat height (see Page 15).
Switch off the control device and deactivate the main fuse (see Page 15).
If necessary: remove the leg supports.
Jack up the wheelchair (see Page 14).
Tools: Allen wrench size 6; torque wrench with Allen insert size 6
Removing the drive wheel splash guard
1) Remove the drive wheel (see Page 45).
2) Loosen and remove the 2 upper screws on the drive motor (see Fig. 96, item 1).
3) Remove the drive wheel splash guard (see Fig. 98, item 2).
Installing the drive wheel splash guard
1) Place the drive wheel splash guard on the drive wheel swing arm (see Fig. 98, item 2).
2)
3) Attach the drive wheel (see Page 45).
98
490E75=0_C
97
25 Nm (see Fig. 98, item 1).
Service work
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