4.4
Assembly D: Back / push handles
..........................................................................23
4.4.1
Replacing the back release
........................................................................................... 23
4.4.2 Replacing the back release spring
................................................................................ 23
4.4.3 Replacing the push handles: Standard / folding version
.............................................. 24
4.4.4 Replacing the push handles: Height-adjustable version
............................................... 24
4.4.5 Retrofitting the push bar
................................................................................................ 25
4.4.6 Replacing the back upholstery
...................................................................................... 26
4.4.7 Pre-adjusting the back angle
......................................................................................... 27
4.5 Assembly E: Side panels .........................................................................................28
4.5.1
Adjusting the side panels: Clothing protector version
................................................... 28
4.5.2 Replacing the side panels: Clothing protector version
................................................. 28
4.5.3 Adjusting the side panels: Height-adjustable version
................................................... 29
4.5.4 Replacing the side panels: Height-adjustable version
.................................................. 29
4.5.5 Replacing the arm pad / lengthwise adjustment
.......................................................... 30
4.6 Assembly F: Casters ................................................................................................30
4.6.1
Replacing the caster axle
............................................................................................... 30
4.6.2 Removing / replacing the casters
................................................................................. 31
4.6.3 Replacing the caster forks
............................................................................................. 32
4.7 Assembly G: Rear wheels ........................................................................................32
4.7.1
Centre of gravity and seating position
........................................................................... 32
4.7.2 Replacing the rear wheel attachment assembly
........................................................... 32
4.7.3 Replacing the fitting and camber adapter
..................................................................... 33
4.7.4 Installing a wheelbase extension
................................................................................... 33
4.7.5 Retrofitting the rear wheels with drum brakes
.............................................................. 34
4.7.6 Adjusting the quick-release axle
.................................................................................... 36
4.7.7 Changing tyres
............................................................................................................... 37
4.7.8 Replacing the push rings – narrow / wide mounting position
....................................... 37
4.7.9 Replacing / retrofitting spoke protectors
....................................................................... 37
4.8
Assembly H: Wheel lock
..........................................................................................38
4.8.1
Adjusting the wheel lock
................................................................................................ 38
4.8.2
Replacing the wheel lock
............................................................................................... 39
4.9 Accessories ..............................................................................................................40
4.9.1
Installing the lap belt
...................................................................................................... 40
5 Technical data .................................................................................................................41