30
IV. WHEELCHAIR USE & CONFIGURATION
S. Changing Polymers (Continued)
1. Remove the bolt (Fig. 21:A), washer (Fig. 21:B) and nut (Fig. 21:C) from the front ISO tech
tower using a 4mm Allen wrench and a 10mm wrench. Repeat on opposite front ISO tech
tower. Once the bolt is removed from both front ISO tech towers the seat can hinge
backwards on the rear ISO tech towers. The seat frame can now be lifted upwards enough to
make room for removal of the ISO strut washers (Fig. 21:D) and the ISO barrel (Fig. 21:E).
A
B
C
D
D
E
Fig. 21
