EWM TRITON 260 DC, Руководство по эксплуатации

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7 Operating faults, causes and remedies
7/1
7.1 Customer checklist (TIG welding)
All machines are subjected to strict manufacturing and final inspection procedures. If, despite this,
something fails to work at any time, please check machine using the following flowchart. If none of
the fault rectification procedures described leads to the correct functioning of the machine, please
inform your authorised dealer.
Switch on machine
(mains switch, chapter 2 B2 and B3)
Yes
Machine functioning
(display is on, chapter 3, D1)
No
•
Mains plug not inserted
•
Mains fuse faulty
•
Mains supply interrupted
•
Mains power switch faulty
•
Mains plug wrongly connected
•
Yellow LED (chapter 3, K1) excess temperature
is on (allow machine to cool down)
•
Red LED (chapter 3, E1) is on – collective fault
(notify dealer)
Yes
Pump is running (cooling module)
No
•
Coolant fault (chapter 3, K1) is on:
Check coolant level
Yes
Press torch trigger
Yes
Shielding gas is expelled
No
•
No shielding gas connected
•
Pressure reducer turned off
Yes
HF ignition
No
•
Torch control cable not inserted
•
Ignition type changeover switch is on liftarc (for
switch see chapter 2, F2 and K4) – change to
HF ignition
•
Torch wrongly connected (check torch cable
according to the circuit diagram)
•
Torch or torch trigger faulty
Yes
Welding current flowing
No
•
Welding torch faulty
•
Workpiece lead connected
•
Workpiece lead in wrong socket
Yes
Good welding properties
No
•
Insufficient shielding gas supply
(check that supply lines are not leaking)
•
Tungsten electrode dirty - grind
•
Shielding gas setting incorrect
(too little or too much shielding gas)
•
Welding torch damaged
Yes
Remote control functioning
No
•
Remote control not plugged in
•
Connection cable faulty