Rotor With Screw-Down Hub Made From Aluminium Or Steel; Rotor With Taper Clamping Bush - SystemAir MUB 042 Montage- Und Betriebs-Anleitung

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| Installation
2. Loosen the screw at the front of the motor shaft with the hexagonal wrench.
3. Pull off the shaft extension with the removal tool.
8.8.1.2 Assembly
1. Slide the shaft extension sleeve on the motor shaft.
2. Tighten the screws of the sleeve with the hexagonal wrench.
3. Tighten the screw at the front of the motor shaft with the hexagonal wrench.
4. Tighten the screws of the sleeve with the hexagonal wrench so that they push against the wedge of the shaft.
8.8.2

Rotor with screw-down hub made from aluminium or steel

8.8.2.1 Disassembly
1. Loosen the screws of the hub with the hexagonal wrench.
2. Pull off the rotor at the intended point with the removal tool.
8.8.2.2 Assembly
1. Place the rotor with aluminium or steel hub on the shaft without using force.
2. Tighten the screws of the hub with the hexagonal wrench.
8.8.3

Rotor with taper clamping bush

8.8.3.1 Disassembly
1. Loosen the two opposed screws with the hexagonal wrench.
2. Insert one screw into the middle of the three threaded bores and remove the clamping bush from the shaft.
8.8.3.2 Assembly
1. Insert the clamping bush into the rotor.
2. Slightly tighten the two opposite screws.
3. Place the rotor on the shaft without using force.
4. Tighten the two screws evenly with the torque wrench with the tightening torque according to table 10.
Table 10 Tightening torques for various types of bush
1008
Type of bush
5.7
Tightening
torque [Nm]
1108 1210 1215
5.7 20 20
1310 1610 1615
20 20 20
GB
2012 2517 3020
31 49 92
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