Troubleshooting - Gemü R480 Victoria Betriebsanleitung

13 Troubleshooting

13 Troubleshooting
Error
The product does not open or does not
open fully
The product does not close or does not
close fully
Connection between valve body and pip-
ing leaking
Valve body leaking
Increased switching noises when opening
the product
GEMÜ R480 Victoria
Possible cause
Operating pressure too high
Foreign matter in the product
The actuator design is not suitable for the
operating conditions
Flange dimensions do not comply with
specifications
Inside diameter of piping too small for
nominal size of product
Operating pressure too high
The actuator design is not suitable for the
operating conditions
Foreign matter in the product
Incorrect installation
Threaded connections / unions loose
Valve body leaking or corroded
Incorrect installation
When the disc is in the closed position,
this may cause a higher breakaway
torque
80 / 92
Troubleshooting
Operate the product with operating pres-
sure specified in datasheet
Remove and clean the product
Use an actuator that is designed for the
operating conditions
Use correct flange dimensions
Install product with suitable nominal size
Operate the product with operating pres-
sure specified in datasheet
Use an actuator that is designed for the
operating conditions
Remove and clean the product
Check installation of valve body in piping
Tighten threaded connections / unions
Check valve body for damage, replace
valve body if necessary
Check installation of valve body in piping
Use the product regularly
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