Welker OdorEyes ECOsystem Pulse Bypass System Installation, Operation And Maintenance Manual page 19

Controller Configuration
13. Verify that the customer set points have been correctly set by the manufacturer.
Verifying Solenoid and Flow Switch Operation
14. From the controller, verify the correct operation of the solenoid and flow switch. From the Main Menu, select Setup
Odorizer (Figure 23). From the Setup Odorizer menu, select View I/O (Figure 41).
15. As the controller opens the solenoid, verify that FlowSw and Sol 1 darken simultaneously.
16. As the controller closes the solenoid, verify that FlowSw and Sol 1 clear simultaneously.
17. Once the correct operation of the solenoid and flow switch has been confirmed, the ECOsystem™ is operational.
19 IOM-181 | MODEL: ECOSYSTEM™ WITH XLT CONTROLLER | REV: C 13839 West Bellfort Street, Sugar Land, TX 77498 welker.com Service Department: 281.491.2331