PREVOST H3-41 Maintenance Manual page 471

FIGURE 14: ROTOR
11. Add some grease (25-50 ml) (Fuchs
Renolite LX PEP-2) (Prevost #685325) into
the bottom of the hub flange cap. Mount hub
flange onto rotor.
12. Secure hub flange and rotor to unitized hub
bearing using 14 new cap screws (single-
use only). Refer to FIGURE 16 for tightening
sequence.
TORQUE: 161-197 lb-ft (218-267 Nm)
13. Once the hub flange has been correctly
fitted; it is necessary to check the axial run
out of the brake disc. Refer to paragraph 9.1
tag axle Hub Bearing Inspection.
FIGURE 15: HUB FLANGE HEX CAP SCREW
FIGURE 16: HUB
TIGHTENING SEQUENCE
14. Mount the wheel over studs, being careful
not to damage stud threads.
FLANGE HEX CAP SCREW
SECTION 13: WHEELS, HUBS AND TIRES
15. Screw in the hex stud nuts (refer to FIGURE
3 for sequence) so that wheel will position
itself concentrically
important, otherwise wheel may be eccentric
with hub and will not run straight. In this initial
step, slightly tighten the nuts to correctly
position the wheel.
16. Tighten stud nuts progressively as shown in
Figure 3. The final tightening should be done
with a torque wrench. Tighten stud nuts.
TORQUE: 450-500 lb-ft (610-678 Nm)
PA1621 Maintenance Manual All Series | January 2017
with hub. This is
15