E1
11.10.2005
Table of Contents
Chapter 1: .......................................................................................1-1
Alarms .........................................................................................................1-1
ALARM HISTORY..........................................................................................................................1-4
A001 – Emergency Line Open......................................................................................................1-5
A003 – Lathe Emergency Stop Line Open..................................................................................1-6
A004 – Bar Feeder Emergency Stop ...........................................................................................1-7
A005 – Oil Pressure Failure..........................................................................................................1-8
A006 – Air Pressure Failure .........................................................................................................1-9
A007 – Main Access Cover Open ..............................................................................................1-10
A009 – Bar Feeder Retracted.....................................................................................................1-11
A012 – Bar Magazine Indexing Interrupted...............................................................................1-12
A023 – Servo Drive Alarm ..........................................................................................................1-13
A024 – Servo Motor Not Ready..................................................................................................1-14
A025 – Servo Motor Positioning Error ......................................................................................1-15
A042 – Home Position Proximity Switch SQ7 Missing............................................................1-16
A044 – Bar Loading Error...........................................................................................................1-17
Servo Amplifier/PLC Communication Fault..............................................................................1-18
A045 – Bar Magazine Indexing Motor Faulty ............................................................................1-19
A046 – Chuck Closed Prior to Feed Out Complete..................................................................1-20
A048 – Safety Time for Part Feed Out.......................................................................................1-21
A049 – Measuring Cell SQ@ is Activated too Early.................................................................1-22
A050 – A2 Interrupted During Loading......................................................................................1-23
A053 – Lathe Did Not Resume Its Production Cycle................................................................1-24
Pusher Support Up Motion Not Completed ..............................................................................1-25
Pusher Support Down Motion Not Completed .........................................................................1-26
Guiding Channel First Section Not Fully Open ........................................................................1-27
Guiding Channel First Section Not Fully Closed .....................................................................1-28
Guiding Channel Second Section Not Fully Open...................................................................1-29
Guiding Channel Second Section Not Fully Closed ................................................................1-30
A082 – Bar Dropping Fingers Malfunction................................................................................1-31
A116 – Bar Stock Loading Error................................................................................................1-32
A118 – Measuring Cell SQ1 Signal Defective...........................................................................1-33
Software Sequence.....................................................................................................................1-34
Mitsubishi Servo Amplifier Alarm List ......................................................................................1-36
Chapter 2: .......................................................................................2-1
Common Issues...........................................................................................2-1
Low Voltage / PLC Shutdown ......................................................................................................2-2
Cannot Change Application Setup Parameters..........................................................................2-3
Multiple Bars have been Loaded into the Channel ....................................................................2-3
Oil Is Leaking on the Floor / In the Machine...............................................................................2-4
Vibration Issues ............................................................................................................................2-4
Chapter 3: .......................................................................................3-1
Procedures..................................................................................................3-1
Belt Tension Adjustment..............................................................................................................3-2
Pusher Changeover......................................................................................................................3-4
Cutting the Pusher........................................................................................................................3-6
Reference Procedure....................................................................................................................3-9
Replacing Guide Elements.........................................................................................................3-11
SQ1 Adjustment – Measuring Cell.............................................................................................3-13
SQ2 Adjustment – Bar Loading Detection Switch ...................................................................3-14
SQ7 Adjustment – Home Position Proximity Switch ...............................................................3-16
SQ12 Adjustment – Safety Reflector Switch ............................................................................3-17
SQ14 Adjustment – Dropping Finger Counting Proximity Switch..........................................3-19
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