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SERVICE MANUAL
7.13
Replacing the steering head bearings on the steering wheels
ATTENTION: Danger of crushing to the hands and feet by the weight of the wheelchair!
· Pay attention to the hand and feet.
· Use proper lifting techniques.
Danger of injury due to uncontrolled movement of the wheelchair!
· Switch the vehicle's power system off (ON-/OFF key).
· Engage the drive.
· Before raising the vehicle, secure the wheels by blocking them with wedges.
CAUTION!
Incorrect reassembly can damage the bearings and cause the steering wheels to fall out!
The single-row angular ball bearing rings are not identical on both sides! There is only one correct
way to insert them!
· Follow the assembly instructions precisely!
Requirements:
· open-ended spanner, 19 mm
· Torque wrench
· large screwdriver, flat
· wooden block (approx.12 x 12x 30 cm for propping up vehicle)
Note
When disassembling, take care of small parts such as screws and washers. Put all small parts
down so that they can be reassembled in the right sequence.
· Place the wooden block under the vehicle on
the side on which the ball bearing is to be
replaced.
· The wheel on the side where the bearing is to
be replaced must have enough ground
clearance to enable it to be pulled out of the
bearing.
· Secure the vehicle against rolling away.
· Carefully remove the plastic cap (1) with the
large screwdriver.
84
®
®
Invacare
- Bora
/Spectra
®
XTR Series
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