Weh TW57, Operating Instructions Manual

Page: 17 / 60

7�2 Installing the media hose line
Please note: Subsequent mentions of descriptions and position numbers refer to
chapter 3. Product overview / product description on page 10 .
Î Unscrew the protection cap from the port.
Î
When mounting the filling hose, hold an open-ended
spanner against the spanner flat A/F(1) ( Figure 2 ).
Î Screw the media inlet "B1" pressure-tight onto the connec-
tion port of the filling hose ( Figure 2 ).
For the tightening torque, please refer to the table below.
Note: For NPT thread, first wrap Teflon tape round the
tapered screw fitting (1.5 layers). Screw the fitting
finger-tight into the port and install it in accordance with
the information in the table below.
Connections
Torque
G thread
Assembly turns
NPT thread*
NPT 1/4 -- 2.0 - 3.0
NPT 3/8 -- 2.0 - 3.0
M16x1.5 20 Nm ± 2 Nm --
* One turn corresponds to 360°
Î
Please note the connection size marked on your product.
- Other connection sizes are available on request.
7�3 Checking the connection for leak tightness
Î Connect the connector to a closed cylinder valve.
Î
Slowly apply the operating pressure to the connector and media line.
Caution: The cylinder valve must be closed/locked.
Î Check the connector, the connection to the media line and the connection to the
cylinder valve for leak tightness.
Figure 2
A/F(1)
B1
MD-10058-L51-R1.1.0-03
Page 17
Operating instructions AE