CEBORA S.p.A.
13
3.3.3
- System powered, display and signals do not show the correct values.
LAMP-TEST.
Correct?
On control panel, all leds and displays lit for one second after closing the switch (15).
YES
NO
♦
Carry out the CONTROL BOARD (40) POWER SUPPLY TEST of par. 3.3.1,
especially the one referred to J3.
♦
Replace the control board (40).
PROGRAM INSTALLED TEST.
Correct?
At start-up, after lamp-test, display (Z) reads the version of the program inserted into control
board (40) (es.: P01).
YES
NO
♦
Replace control board (40).
ERROR CODE TEST.
Correct?
At start-up, after lamp-test, leds (J) or (Y) remain lit to indicate an alarm condition.
NO
YES
♦
See Signaling alarm, par. 3.4.
COMMAND AND SIGNALING TEST.
Correct?
With control panel buttons are possible all the “Mode” and “Programs” selections as
described in the par. 3.2 Operative Sequence, and in the Instructions Manual.
NO
YES
♦
Regular operation.
CURRENT EXTERNAL ADJUSTMENT TEST.
Correct?
Insert a torch with current adjustment (potentiometer). When the potentiometer on the torch is
adjusted, the value shown on the display (Z) will change.
YES
NO
♦
Make sure the torch connector is correctly inserted on connector (AE) on Power
Source front panel.
3.302.221
15/01/07
Summary of Contents for TIG 250 AC-DC
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