USER MANUAL OPTIMA 7 Biogas
MRU GmbH, D-74172 Neckarsulm
59 / 78
9.3.
Service values
Should your analyser display an error message after zeroing (for exam-
ple: „O2
-Sensor not OK"), then you can use the Service value menu to
get detailed information about possible defects. In this menu you will
see all service values of the sensors and also other parameters.
In case of a defect contact the MRU service department. The MRU ser-
vice technician will ask you about these values or he will ask you to send
them by fax or email.
►
Go to the Extras menu.
►
Select Service values.
►
Press OK.
The menu Service values appears.
►
Press F1 to switch the gas pump function test on or off.
►
Press F2 to switch the function test of the purge pump on or off.
►
Press OK.
A window for entering the PIN-code appears.
►
Enter the PIN-code
The selected function test is switched on or off.