LNS QUICK LOAD SERVO III MI Instruction Manual page 115

CHAPTER 8: MALFUNCTIONS / MAINTENANCE 8-3
AL05 -
Not in use.
AL06 - AIR PRESSURE TOO LOW !
Description
The PLC does not detect input (I1 – SP1). The problem is generated anytime air pressure is not sufficient,
below 3 bar or 45 psi, to make the air pressure switch.
Solutions
Check the air pressure (min. 3 bar, max. 6 bar).
Set up the air pressure switch SP1.
Replace the air pressure switch SP1.
AL07 -
Not in use.
AL08 -
Not in use.
AL09 -
Not in use.
AL10 - FAILURE ON SWITCH SQ1 !
Description
The PLC does not detect input (I8 – SQ1).
Solutions
Check the switch SQ1.
AL11 - FAILURE ON SWITCH SQ2 !
Description
The PLC does not detect input (I9 – SQ2).
Solutions
Check the switch SQ2.
AL12 - FAILURE WHILE LOADING TABLE MOVING UP !
Description
A mechanical obstruction prevented the table from moving up.
Solutions
Check that there is no mechanical obstruction
Check switches SQ1 and SQ2.
QUICK LOAD SERVO III MI