Loading Channel Did Not Reach Its Lower Position - LNS QUICK LOAD SERVO S3 Troubleshooting And Spare Parts Manual

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Loading Channel Did Not Reach Its Lower Position

LOADING CHANNEL DID
NOT REACH ITS LOWER
POSITION!
POSSIBLE CAUSES:
-UPPER POSITION
SWITCH SQ2 SIGNAL
REMAINS ON
-DEFECTIVE SWITCH
-PNEUMATIC PROBLEM
-ELECTRICAL PROBLEM
Description:
The Loading Channel Did Not Reach Lower Position alarm occurs if the v-channel is moving to the lower position and input (I1.0 –
SQ1) is not detected after 10 seconds and input (I1.1 – SQ2) is still active.
Solution:
Press the HELP key on the remote control station. Press the F4 key (Page Down icon) twice.
Case Input Remote Pendant
Bit 0 = 1
1
Bit 1 = 0
Bit 0 = 0
2
Bit 1 = 1
QUICK LOAD SERVO S3
MODULE 1
Alarm needs to be cleared. Press the STOP key on the
76543210
remote control station to clear the message and reset
the alarm.
1
•
MODULE 1
•
76543210 •
10
•
Solution
Check the functionality of the lifting cylinders.
Check for air leaks on the air valve assembly.
Check the functionality of upper position switch
SQ2.
Check the wiring of upper position switch SQ2.
Chapter 1: Alarms