184.11.2.2 Adjust the length of the pelvic belt through the buckle of both ends.(Figure 4.41)4.11.2.3 Pull the two parts of belt tight. (Figure 4.42)4.11.2.4 Push the buckle of both ends to the plastic clip so that the pelvicbelt will not slip out of the position. (Figure 4.43)Figure 4.41 Figure 4.42 Figure 4.434.11.3 MaintenanceThe pelvic belt is made from 100% polyester fibers and the clasp is madefrom plastic. It does not require any maintenance but should be inspectedevery month to ensure that the edges are not frayed and weekly to makesure that it correctly fits the user.CAUTION:● Maintenance: There is no specific maintenance for the pelvic belt;however, please check if the edge of the pelvic belt is worn or tornbefore you use it. Meanwhile, please adjust the pelvic belt properly tofit the user. If the pelvic belt is damaged, please replace a new oneimmediately.4.12 Manual BrakeThis wheelchair is equipped with two manual brakes.4.12.1 They are applied directly against the tires. Push the handle of themanual brake forward to engage and pull the handle of to release.4.12.2 Braking could be less efficient due to:4.12.2.1 Worn tire tread.4. 12.2.2 Low tire pressure. (if equipped with pneumatic tires)4. 12.2.3 Wet tires4. 12.2.4 Improper wheel locks adjustment.