Rotax RM 1 Benutzerhandbuch Seite 100

4.5.2. Installation of the rear axle
1. Push the rear axle from the left hand side of the engine through the hollow shaft of the engine
until the right hand side of the rear axle protrudes approx. 75 mm / 3 in. from the support plate
of the engine.
2. If the unit consisting of rubber coupling, rubber coupling flange and right brake disk hub with
brake disk has been disassembled, assemble this unit in the reverse sequence.
!
Note: Do not forget to fit the distance sleeve inside the rubber coupling as well as the
thrust washers between the rubber coupling and the right brake disk hub.
!
Note: Use LOCTITE 221 for the 6 Allen screws M10x50 and tighten them with a tightening
torque of 28 Nm / 248 lbf. in.
!
Note: Take care not to deform the rubber coupling during the tightening of the 6 Allen
screws.
3. Lift the rear axle on the left side and slide, unit by unit, the rubber coupling ass`y. and the left
brake disk hub with brake disk onto the rear axle.
!
Note: The left brake disk hub must be at the left side of the brake disc.
!
Note: Position the left and right brake disk between corresponding brake callipers before
you move down the rear axle.
4. Insert the Woodruff keys for the left and right brake disk hub into the respective keyways of the
rear axle.
5. Slide the rear axle through the hollow shaft of the engine to the right, until the rear axle
protrudes at the right side of the engine by 140 mm / 5.5 in.
!
Note: Take care to align the woodruff keys in the rear axle with the corresponding grooves
i n the left and right brake disk hubs.
6. Slide the rear axle bearing on the rear axle (collar for fixation with studs must show towards
brake disk hub – see picture).
7. Mount top half of bearing housing ass`y (pos.1) and
tighten the Allen screws M8 to 20 Nm / 177 lb. in.
!
Note: The bearing cage housing halves are
marked with a number and must be
assembled with marks on same side
(see picture)
8. Lock the rear axle by torquing the 2 set screws (pos.3)
to 20 Nm / 177 lb. In.
9. Fix the engine by tightening the 4 Allen screws M8x20
to the chassis (tightening torque 20 Nm / 177 lb.
in.)
10. Fix the protection for the pick-up with the two Allen
screws M8x20 to the engine and chassis (tightening torque 20 Nm / 177 lb. in.)
Seite/page 100/132
Operator`s Manual RM1
ROTAX KART RM1 Ausgabe/Edition 05/2003