Service work
490E75=0_C
46 | Ottobock
Installing the drive wheel splash guard
1) Optional: Attach the control panel for the caster wheel swivel lock to the splash guard (see Fig. 83, item 3; see
Page 61).
2) Place the drive wheel splash guard on the drive wheel swing arm (see Fig. 83, item 2).
3) IN@MOOC@¿PKK@MN>M@RNDIOC@?MDQ@HJOJM<I?uMHGTODBCO@IOC@HOJ25 Nm (see Fig. 83 item 1).
4) Attach the drive wheel (see Page 45).
83
4.9.2.2 Replacing the drive wheel suspension
NOTICE
Incorrect dimensioning of the suspensions
Damage to the suspensions and the product
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The suspensions must be matched to the weight of the user and the total weight of the wheelchair. Check whe-
ther the selected suspension types (spring stiffness) are permissible for the new configuration (see Page 72).
For further information, please contact your national Ottobock team.
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Prerequisites:
Optional: Move the seat to the lowest seat height (see Page 15).
Switch off the control unit and deactivate the main fuse (see Page 15).
If necessary: Remove the legrests.
Jack up the wheelchair (see Page 14).
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Tools: Allen wrench size 6; torque wrench with Allen insert size 6; open-ended or ring wrench size 13
Removing the drive wheel suspension
1) Remove the drive wheel (see Page 45).
2) CAUTION! Pinching, crushing, blows due to loosened drive wheel swing arm. Actively secure the drive
wheel swing arm against falling.
Loosen and remove the screw with 1 washer between the suspension and drive unit bracket (see Fig. 84/85,
item 1).
3) Carefully and slowly guide the loosened drive wheel swing arm downwards.
4) INFORMATION: Note the installed position of the 2 spacer sleeves on the suspension. The installed
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Loosen and remove the screw with 2 spacer sleeves and nut between the suspension and the drive wheel swing
arm (see Fig. 84/85, item 2).
INFORMATION: A grounding cable with grounding washer is also mounted on one of the two drive
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5) Remove the suspension (see Fig. 84/85, item 3).
Installing the drive wheel suspension
1) Insert the suspension into the drive wheel swing arm (see Fig. 84/85, item 3).
INFORMATION: The anti-tipper is spring loaded on a wheelchair with front-wheel drive. In this case,
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2) Insert the screw with 2 spacer sleeves and nut according to its original installed position between the suspension
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Summary of Contents for 490E75 Series
Page 1: ...490E75 0_C Service manual...
Page 38: ...Service work 490E75 0_C 38 Ottobock 57 58 59 60 61 62 63...
Page 41: ...Service work 490E75 0_C Ottobock 41 70 71 72 73 74 tt 75 76...
Page 55: ...Service work 490E75 0_C Ottobock 55 103 104 105 106 107 108 109 110...
Page 108: ...Service work 490E75 0_C 108 Ottobock 227 228 229 t 230 231 232...
Page 112: ...Service work 490E75 0_C 112 Ottobock 237 238 239 240 241...
Page 143: ...R Net wheelchair control 490E75 0_C Ottobock 143 Seat module pin assignment 287...
Page 161: ...490E75 0_C Ottobock 161...
Page 162: ...490E75 0_C 162 Ottobock...