SERVICE MANUAL
7
Repair work
7.1
General warning information about fitting work
CAUTION!
Danger of damage to vehicle! Collisions can be caused if the adjusting washers are
removed during fitting work to the drive wheels!
Adjusting washers are often fitted between the drive shaft and the wheel hub to even out
tolerances. If these adjusting washers are removed and not replaced again, collisions can be
caused!
Always replace the adjusting washers exactly as they were before you started dismantling!
CAUTION!
Danger of injury and damage to property, if the maximum speed reduction on a
wheelchair with a lifter does not function correctly!
The wheelchair's control unit must reduce the maximum possible speed as soon as the lifter is
raised.
Test the maximum speed reduction for correct function after any maintenance work or
modifications to the wheelchair.
7.2
Replacing drive components
WARNING: Danger of crushing!
The mobility and the seat are very heavy. Danger of injury hazard to hands and feet caused
by uncontrolled tilting oder other movement!
You should seek help from a second person!
Remove the seat and place the mobility device upside down so that the wheels are facing
upwards! This guarantees mobility device stability during repair work!
Please see the following work steps for further important information.
ATTENTION!
Fire and burns hazard if battery terminal is bypassed!
Please take great care to ensure that the battery terminals are never short-circuited with tools
or mechanical mobility device parts!
Ensure that the battery terminal caps have been replaced if you are not working on the
battery terminals.
Requirements:
small flat screwdriver
Torx TX40 spanner
Allen key 5 mm
wooden block (approx.12 x 12x 30 cm for propping up vehicle)
hairdryer
high-strength screw blocker system, e.g. Loctite 270
oblique pliers
Cable binder
36
®
Invacare
- Bora