Lincoln Electric ESSENTIAL OXYCUTTING, Safety Instruction For Use And Maintenance

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F - MAINTENANCE
8695 4985 / C
F-28
ESSENTIAL OXYCUTTING
2.2 Explanation of alarms: overall process fault
These faults are common to the different processes
Alarm Probable causes Possible remedies
3 : Loss of communication with the
PLC
Communication between the UI
and the NC PLC has been
interrupted for 10 seconds
(watchdog)
Check proper Ethernet
addressing and reset
communication
50 : Extraction required for starting
up
The process needs operating
feedback from the extraction to
start
Start up the extraction, and
check if it is working correctly.
51 : The emergency stop is active!
The process cannot start without
switching on the power to the
machine Remove the cause of the
emergency stop and switch the
power back on
52 : Fault: No air
The process (with optional probe)
cannot start without compressed
air
Check if air is present and if its
pressure is sufficient.
01011 = Cycle stop for Head
Collision. Jog in limited speed Probe impact (oxycutting) or torch
impact (plasma) Correct the fault, raise the tool
holder and clear the alarm