Shaft Extensions (Types Dvn/Dvni); Rotor With Taper Clamping Bush - SystemAir DVSI Betriebsanleitung

6.4

Shaft extensions (Types DVN/DVNI)

CAUTION
Damage to the motor and the rotor!
The ball bearings of the motor and the counterbalanced rotor may be damaged by forceful impacts in the assembly
of the rotor and/or the shaft extension.
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Attach the rotor and/or the shaft extension to the shaft or the rotor without forceful impacts.
NOTE
For easier assembly and dismantling, the hub can be heated, for example with a hot-air blower.
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Precondition for assembly: the wedge is in the groove provided for it.
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Tool: matching hexagonal wrench and suitable tool for removing, torque wrench for the taper clamping bush.
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6.4.1 Shaft extension of steel
6.4.1.1 Dismantling
1. Loosen the two screws of the sleeve with the fixed wrench.
2. Loosen the screw at the front of the motor shaft with the fixed wrench.
3. Pull the shaft extension off with the removal tool.
6.4.1.2 Assembly on the shaft
1. Attach the shaft extension such that the sleeve is over the shaft extension so that it can be fitted.
2. Tighten the two screws of the sleeve with the fixed wrench.
3. Tighten the screw at the front of the motor shaft with the fixed wrench.
4. Tighten the two screws of the sleeve with the fixed wrench such that they push against the wedge of the shaft.
6.4.2 Rotor with screw-down hub of aluminium or steel hub
6.4.2.1 Dismantling
1. Loosen the two screws of the hub with the fixed wrench.
2. Pull the rotor off at the intended place with the removal tool.
NOTE on dismantling screw-on hubs of aluminium
If the intended spot cannot be reached:
Break through the rated break point in the aluminium hub and attach the removal tool there.
"
6.4.2.2 Assembly
1. Place the rotor with aluminium or steel hub on the shaft without using force.
2. Tighten the two screws of the hub with the fixed spanner.
Please consider the fact that the 2 fastening screws push against the straight side of the shaft extension if the shaft extension is
small.
6.4.3

Rotor with taper clamping bush

6.4.3.1 Dismantling
1. Loosen the two opposite screws with the fixed spanner.
2. Screw one screw into the middle of the three threaded bores and remove the clamping bush from the shaft.
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Installation