BECKHOFF AL2000 Linear servomotor - Manual (Page 45)

Installation of the water cooling
Water cooling connections that can be used for hoses with an inside diameter of 4 mm are, for example, the
Festo PU­4 pneumatic or the very flexible PVC hose Rauclair E 4x1. Both hoses and connections can
withstand a pressure of 2 bar.
9.3.2 AL28xx­1 water­cooled
Make sure that the minimum diameter for water flow is at least 2.5 mm, and that the internal diameter of the
hose is at least 4 mm.
1. Degrease the connector and the threaded holes. Allow the degreasing agent to evaporate completely
before continuing.
2. Wrap Teflon tape around the thread of the connecting nipple.
3. Place the connection onto it and screw it tight. (This requires a torque of 4.0 Nm.)
4. The hoses must match the connectors.
Water cooling connections that can be used for hoses with an inside diameter of 4 mm are, for example, the
Festo PU­4 pneumatic or the very flexible PVC hose Rauclair E 4x1. Both hoses and connections can
withstand a pressure of 2 bar.
Linear servomotor AL2xxx 45 Version 4.0