B Operating Instructions for Rotary Joints Series DX/DXS
8
.
Maintenance
24/27
© 2011 by Christian Maier GmbH & Co. KG Maschinenfabrik
This document may not be copied or disclosed to third parties.
All rights, including copyright and property rights, reserved by Maier.
AB-DX_en – Version 08 – 01.03.2011
B
8.2.2 Repair
work
8.2.2.1
Dismounting the rotary joint from the roller
Prerequisites:
Unpressurize the rotary joint.
Drain the fluid contained in the roller.
Remove the protective hood and the torque supports.
Procedure:
WARNING
Risk of injury caused by escaping fluid under pressure.
Make sure that shut-off fittings cannot be opened inadvertently or intentionally during
repair work.
INFORMATION
Refer to the operating instructions for the complete system for any further information on
properly performing the preparation work.
1.
Dismount the housing connections.
2.
Secure the rotary joint with a belt (nominal diameter 32 - 80) or via the eye bolt (no-
minal diameter 100 and greater) and a crane.
3.
Loosen the connection between rotor and roller.
–
In the case of thread at rotor by unscrewing with wrench at wrench surfaces.
–
In the case of flange connection at rotor by removing the screws at the flange.
Slowly pull the rotary joint out of the flange. If the rotary joint cannot be pulled out
easily, loosen it from the centering unit by slightly moving it up and down with the
crane.
