Masoneilan SVI II AP Installation and Maintenance ... - GE Energy

FAILSAFE Mode
Using the Digital Interfaces
FAILSAFE Mode
FAILSAFE mode cannot be selected from any of the previous menus. FAILSAFE mode
and display are initiated by detection of a critical fault in the positioner or the valve
system. There are two ways to deal with a FAILSAFE condition: correct the problem
and clear the error messages or run through the FAILSAFE menu, view error
messages, enter MANUAL mode and RESET. RESET restarts operation.
When failsafe occurs:
1. Press + to move to VIEW ERR.
2. Press * to view the first error message. Press + to scroll through all fault messages.
3. Correct the cause of the problem and press + to move to CLR ERR.
4. Press * to remove all error messages from memory.
5. Move to the MANUAL menu. If you have cleared the errors RESET no longer
appears.
or
1. Press + to move to VIEW ERR.
2. Press * to view the first error message. Press + to scroll through all the fault
messages in turn.
3. Move to MANUAL menu and enter Manual mode.
4. Select RESET to start the valve from its failsafe condition.
5. Identify and correct errors and select RESET to return to the prior mode (without
removing error messages from memory).
FAILSAFE Menu
MANUAL MODE
CYCLING MENU
*
FAILSAFE
+
VIEW ERR
+
CLR ERR
+ +
MANUAL
RESET
*
*
*
Instant
Pressing *
Action
displays the first
error, pressing a second time
displays the second error.
Keep pressing to see all errors
until VIEW ERR appears.
Figure 56
FAILSAFE Menu
Quickly Flashes
WAIT
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