Loading Channel Upper Motion Default - LNS QUICK LOAD SERVO S3 Troubleshooting And Spare Parts Manual

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Loading Channel Upper Motion Default

LOADING CHANNEL
UPPER MOTION
DEFAULT!
POSSIBLE CAUSES:
-UPPER POSITION
SWITCH SQ2 DEFECTIVE
OR MIS-ADJUSTED
-MECHANICAL OBSTACLE
-PNEUMATIC PROBLEM
-MOTION INTERRUPT
Description:
The Loading Channel Upper Motion Default alarm occurs if the loading channel moves to the upper position and input (I1.1 – SQ2)
does not turn on within 10 seconds, output (Q4.1 – YV1B) is still active and input (I1.0 – SQ1) is inactive.
Solution:
Press the HELP key on the remote control station. Press the F4 key (Page Down icon) twice.
Case
Input
Remote Pendant
1
Bit 1 = 0
2
Bit 1 = 1
QUICK LOAD SERVO S3
MODULE 1
76543210
10
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.
10
Solution
Check the functionality of the lifting cylinders.
Check for air leaks on the air valve assembly.
Check the adjustment of upper position switch
SQ2.
Check the functionality of upper position switch
SQ2.
Chapter 1: Alarms

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Questions and answers

tom,
March 18, 2025

LNS BARFEEDER sps no response , how do i fix this error

1 comments:
Mr. Anderson
March 18, 2025

The SPS No Response alarm on the QUICK LOAD SERVO S3 occurs due to a communication problem between the remote control station and the LNS PLC. To fix this error:

1. Check the connectors between the PLC and the remote control station inside the cross piece to ensure they are correctly attached.
2. Verify continuity between the PLC and the remote control station.

These steps help restore proper communication and resolve the error.

This answer is automatically generated

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