Service work
490E75=0_C
Ottobock | 57
4.10 Caster wheels
4.10.1 Replacing the cover cap set
The cover cap set on both caster wheels consists of 3 cover caps each (see Fig. 117).
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Tools: Small slotted screwdriver
Removing the cover caps
1) Carefully guide the slotted screwdriver under the edge of the cover cap (see Fig. 118).
2) Use a slight levering motion to carefully pry out and remove the cover cap.
Attaching the cover caps
1) Clean and check the cover cap and the cover cap retainer for damage.
2) Push the cover cap gently into the retainer and check to ensure it is securely in place.
117
118
4.10.2 Replacing the caster wheels
INFORMATION
When replacing the wheels, check the tyres on both sides for even and sufficient tread. Replace the tyres if ne-
cessary.
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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: Small slotted screwdriver size; Allen wrench size 8; torque wrench with Allen insert size 8; socket wrench
size 19
Removing the caster wheel
1) Pry out and remove the 2 cover caps on the ends of the caster wheel axle (see Fig. 118; see Page 57).
2) Loosen and remove the screw on the caster wheel with its nut and 2 washers (see Fig. 119/120).
3) Remove the caster wheel with 1 washer.
4) If necessary: Change the tyre (see Page 70).
Installing the caster wheel
1) Position the caster wheel with 1 washer on the caster fork.
2) IN@MOOC@><NO@MRC@@GN>M@RRDOCDONIPO<I?¿R<NC@MN<I?uMHGTODBCO@IDON@@DB{¾¾Æ¾¿½{
3) Close the ends of the caster wheel axle with the 2 cover caps (see Page 57).
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...
