Otto Bock 490E75 Series, Руководство по обслуживанию

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Service work
490E75=0_C 70 | Ottobock
4.10.7.4 Replacing the stabilising wheel swing arm
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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).
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Tools: Allen wrench size 5; torque wrench with Allen insert size 5; socket wrench extension
Removing the stabilising wheel swing arm
1) For mobility base size 1: Remove the drive wheel (see Page 45).
2) Remove the caster wheel (see Page 57).
3) Remove the caster fork with splash guard (optional) (see Page 59).
4) Loosen the stabilising wheel swing arm from the suspension (see Fig. 142, item 1; see Page 68).
5) JJN@I<I?M@HJQ@OC@N>M@RRDOCuSDIBR<NC@MJIOC@<SG@’N@@DB{142, item 2).
6) Pull the stabilising wheel swing arm down and off the axle.
Installing the stabilising wheel swing arm
1) Slide the stabilising wheel swing arm onto the axle.
2) IN@MOOC@N>M@RRDOCuSDIBR<NC@MJIOC@<SG@<I?uMHGTODBCO@IDOOJ15 Nm (see Fig. 142, item 2).
3) Attach the stabilising wheel swing arm to the suspension (see Fig. 142, item 1; see Page 68).
4) Install the caster fork with splash guard (optional) (see Page 59).
5) Attach the caster wheel (see Page 57).
6) Attach the drive wheel (see Page 45).
142
4.10.7.5 Replacing the Torsion Drive system
NOTICE
Improper removal of the Torsion Drive system
Damage to product and loss of functionality due to incorrect installation
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Do not attempt to remove, replace or open the Torsion Drive system.
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Make sure that the Torsion Drive system does not slip off its axle and that all sleeves remain in the Torsion Drive
system.
The Torsion Drive system is maintenance-free when used as intended and provided the environmental conditions are
observed. Currently a replacement and change to the damping characteristics (e.g. for sports, comfort) may only
be carried out by Ottobock.