SECTION 5: SYSTEM CONTROL ELECTRONICS
YZ Systems Milton Roy • 201 Ivyland Road • Ivyland, PA • USA • 18974 • P: 281.362.6500 • www.yzsystems.com
Page 58
NJEX ZEO Version 04/13/2021
11
– Maintenance
To service your NJEX ZEO system, the system may need to be purged to clear
odorant from the cabinet and tubing lines. Upon purging, when restarting the system.
The maintenance instructions are displayed within the Maintenance menu for each
step for ease of reference. Using these instructions as well as the P&ID adhered on cabinet door
will be key to performing maintenance operations.
The Maintenance instructions are structured to allow the user to navigate through the instructions
without having to leave this Menu. While within a specific maintenance step, navigation arrows
will be displayed along the lower display bar. To navigate to the previous or next maintenance
step, press the Left Arrow Key or Right Arrow Key.
11.1 - System Purge
Purging the system will remove odorant from the system and purge it back to the odorant tank.
11.1.1.
To display the purge maintenance instructions, press the Select Key from the Home
Screen to open the Main Menu. Navigate to the Maintenance menu and press the
Select Key. Press the Select Key to open the Purge Menu
11.1.2. Use the accompanying P&ID in the cabinet door for referencing valve locations.
11.1.3. Follow the Purge Instructions
shown on the screen or they
will be listed below.
11.1.3.1. Stop the system (if still
running, press the
Select Key to stop)
11.1.3.2. Close V8 if pipeline
pressure is less than
200 psi (13.8 bar)
11.1.3.3. Close V1
11.1.3.4. Open V2
11.1.3.5. Open V16
11.1.3.6. Wait about 2 minutes
until you hear the
bubbling in the bulk
tank stop
11.1.3.7. Close V17
11.1.3.8. Close V16
11.1.4. The verometer level is displayed within the Purge menu for reference. Verometer level
should display 0% when purged but ensure the bubbling in the tank has stopped to
ensure all odorant has been purged.
Figure 46 Maintenance - Purge
Содержание NJEX ZEO 6400
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