Service work
490E75=0_C
Ottobock | 73
4.12.2 Adjusting the suspensions
INFORMATION
For fine-tuning according to the overall weight of the wheelchair, the spring tension can be increased or decreased
slightly. Always adjust the left and right suspension equally and in pairs.
INFORMATION
The suspensions have to be removed in order to adjust them.
f
For replacing the suspension on a front or rear-wheel drive (FWD/RWD), see Page 46/Page 63.
f
For replacing the suspension on a mid-wheel drive (MWD), see Page 67/Page 68.
f
Prerequisites:
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).
Adjusting the springs (RWD/FWD see Fig. 147/148, MWD see Fig. 149/150)
1) Remove the suspension.
2) Turn the adjustment element (see item 1) to the left (counter-clockwise) until the spring tension is fully released.
3) Turn the adjustment element to the right (clockwise) until it is up against the spring.
4) Turn the adjustment element further to the right until the spring pre-tension is max. 1 – 1.5 mm.
INFORMATION: This pre-tension corresponds to approx. 1 – 1.5 turns of the adjustment element. The
spring must be free of play and is not permitted to rattle.
5) Install the suspension.
147
148
149
150
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...
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Page 162: ...490E75 0_C 162 Ottobock...