Care and service
11.3 Replacing the propeller
WARNING!
Danger of injury from propeller!
Moderate or severe physical injuries may result.
■
When working on the propeller, always switch the system off at the main
switch.
Propeller Ultralight 403 A/AC
1
5
2
3
6
4
Fig. 79:
Propeller attachment for Ultralight 403 A/AC
1
Cylindrical pin
4
Hexagonal nut
2
Propeller
5
Motor shaft
3
Outer spring washer
6
Cap washer
1. Remove the cable between motor and battery.
2. Release the hexagonal nut (4) and outer spring washer (3).
3. Disconnect the propeller (2) from the motor shaft (5).
4. Pull off the cylindrical pin (1) and the cap washer (6) from the motor shaft (5).
5. Connect the cable between motor and battery.
6. Check that the motor shaft (6) runs smoothly.
7. Remove the cable between motor and battery.
8. Place the cap washer (6) onto the motor shaft (5).
The inner edge of the cap washer is in contact with the motor shaft flange.
9. Push the new cylindrical pin (1) into the motor shaft (5).
10. Slide the new propeller (2) onto the motor shaft (5) up to the stop.
11. Rotate the groove of the propeller (2) until it is congruent with the cylindrical pin
(1).
12. Push the outer spring washer (3) onto the motor shaft (5) behind the propeller
(2).
13. Hand-tighten the hexagonal nut (4) (6 Nm).
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