9.7.5
9.7.6
9.8
9.9
Adjusting the backrest ........................................................................................................75
9.10
Adjusting the headrest ......................................................................................................76
9.10.1
Adjusting the height .......................................................................................................76
9.10.2
Setting the position ........................................................................................................77
9.11
9.12
Postural belts ....................................................................................................................81
9.12.1
Types of postural belts...................................................................................................81
9.12.2
9.13
9.13.1
9.13.2
9.14
10
Electrical system ...........................................................................87
10.1
10.1.1
The main fuse ................................................................................................................88
10.2
Batteries............................................................................................................................89
10.2.1
Charging the batteries ...................................................................................................89
10.2.1.1
10.2.1.2
10.2.1.3
10.2.1.4
10.2.2
Storage and Maintenance..............................................................................................92
10.2.3
10.2.4
Transporting batteries....................................................................................................94
10.2.5
Handling batteries..........................................................................................................94
10.2.5.1
10.2.5.2
10.2.5.3
8
Removing the batteries...............................................................................................96