Troubleshooting Instruction manual
32
Risk of injury and loss of product quality through the use of spare parts not provided by
GF Piping Systems!
Risk of injury and damage to property.
If repairs are necessary, please contact your national agent for GF Piping Systems.
12.1 Maintenance plan
Set the maintenance intervals according to the operating conditions (e.g. ambient
temperature).
Carry out the following maintenance tasks as part of the regular system inspection.
Renew the sound-conductive paste
For questions regarding maintenance of the product, please contact your national GF Piping
Systems representative.
13 Troubleshooting
13.1 Flow errors and warnings
A signal strength of less than 40% indicates poor set up of the instrument, and the
installation should be checked or possibly moved to a different site.
A negative flow is indicated by an”!” being displayed on the top line instead of a “*”.
13.2 Error messages
The device is not receiving a signal from
one or both transducers.
If this message continues to be
displayed, replace the sensors. See
Section 8.6 Moving the guide rail,
Page 16.
The Vol per pulse value is set too low.
Increase this value in the password-
protected menu, see Section 10
Password-protected menus , Page
23.
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