LNS QUICK SIX - Guiding Channel Second Section Not Fully Closed

1-30 Chapter 1: Alarms
QUICK SIX
Guiding Channel Second Section Not Fully Closed
GUIDING CHANNEL
SECOND SECTION NOT
FULLY CLOSED!
POSSIBLE CAUSES:
- SIGNAL SWITCH SQ9
MISSING OR SQ8
ALWAYS PRESENT
- SQ9 OR SQ8 MAL-
FUNCTION
- MECHANICAL PROBLEM
Description:
The Guiding Channel Second Section Not Fully Closed alarm occurs if input (I1.7 – SQ9) does not turn on when the channel closes.
Solution:
Case Input Remote Pendant Solution
1 Bit 2 = 1
MODULE 1
76543210
100
Alarm needs to be cleared. Press the STOP key on the remote
control station to clear the message and reset the alarm.
2 Bit 2 = 0
MODULE 1
76543210
0
 Check to see if a mechanical obstacle prevents the channel from
opening.
 Check the channel opening/closing cylinder functionality.
 Check the adjustment and functionality of the SQ8 and SQ9
switch.
For case 2, after the solution has been completed, press the STOP key on the remote control station to clear the message and reset
the alarm.