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Hettich UNIVERSAL 320 - Rotor Installation and Removal

Hettich UNIVERSAL 320
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AB1401en_SARev.: 04 / 11.2023
22 / 44
Operation
Removing the rotor with a
clamping nut
3
2
4
1
Fig. 15: Rotor installation and
removal
1 Groove
2 Motor shaft
3 Driver
4 Hole
Installing the rotor with a
clamping nut
Removing the rotor without a
clamping nut
Removing the rotor
When the left side of the [STOP/OPEN] button ashes,
press the [STOP/OPEN] button so that the motorised lid
lock assumes the home position (open).
Personnel:
Trained user
Close the lid and press the front edge of the lid down gently.
🡆
The lid locks using a motor.
The left side of the
[STOP/OPEN]
button lights up.
6.2 Removing and installing the rotor
Personnel:
Trained user
1. Open the lid.
2. Loosen the rotor clamping nut using the supplied spanner.
🡆
After passing the working point for lifting the rotor, the rotor
detaches from the cone of the motor shaft (
2
).
3. Turn the clamping nut until the rotor can be lifted off the motor shaft.
4. Remove the rotor.
Personnel:
Trained user
The lid is open.
1.
Clean the motor shaft (
2
) and rotor hole (
4
).
2.
Lightly grease the motor shaft (
2
), see
Chapter 8.2 ‘Cleaning and
disinfection instructions’ on page 36
.
3.
Place the rotor vertically on the motor shaft (
2
).
The driver (
3
) of the motor shaft must be in the groove (
1
) of the
rotor. The orientation of the groove is marked on the rotor.
4.
Hand-tighten the rotor clamping nut using the supplied spanner.
5.
Check that the rotor is rmly seated.
Personnel:
Trained user

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