Unigas R91 VS Series, Manual Of Installation - Use - Maintenance, Page: 23 / 60

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Main menu
By pressing the ESC key once, the Operational Status (first item in the main menu) menu is directly shown:
the Operational Status menu provides the following items:
Normal operation: by selecting this item and pressing the ENTER key, the main page is showed; press ESC to go back to the main
menu.
Status/Reset: it shows system errors or faults occuring / it represents the lockout reset function.
Fault History: by selecting this item and pressing the ENTER key, the Lockout History will be showed about the last 21 faults occured.
Lockout History: by selecting this item and pressing the ENTER key, the Lockout History will be showed about the last 9 lockouts
occured, and the related date and hour.
Alarm act/deact: enable/disable the horn in case of alarm.
Fault History
To visualise the Fault History , select it and press the ENTER key. The message will be as:
alternating by an error message as:
To see the other Fault History pages, press the arrow keys.
To exit the Fault History pages, press ESC.
System lockout
If the system locks out, the following message will appear:
call the Technical Service and tell the message data.
Lockout History
To visualise the Lockout History , choose the related item and press ENTER. The message will be:
OperationalStat
Operation
ManualOperation
Params & Display.
Normal operation
Status/Reset
Fault History
Lockout History
1 Class: 05Gas
code BF Phase: 10
Diag.: 00 Lod: 0.0
Start No. 88
O2 control and
limiter automat
deactivated
1 10.08.07 13.47
C:71 D:00 F: 12
Start No. 88
Load 0.0 Gas