8
control button. It's enough to ignite the arc again. After the gas valve has
been closed, the welding process is completed.
Every welding mode has its own independent set of parameters stored
in the memory of the control circuit. After the welding machine is turned
on all automatically memorized sets of parameters as well as the last
used operating mode are restored.
The main switch of welding machine (green) is located on the rear panel -
backlight of the key indicates that the power cord is connected to the 3 phase
mains. After the welding machine is turned on, the green indicator (5) (Fig. 1),
digital display and the red light indicating the last selected operating mode
light up.
A welder has a thermal protection to protect certain components against
excessive overheating. Activation of this protection is indicated by the lamp
(6) (Fig. 1) shining yellow.
6) PROTECTION AGAINST UNAUTHORIZED USER
There is a possibility of a securing a welding machine against unauthorized
user with a PIN code. After enabling this function, each time the power is
turned on a welding machine requires entering a proper three-digit PIN code.
After entering the correct code device switches to the normal operation. If you
enter a wrong code, the device waits for entering the correct code.
Entering three times of incorrect code disables the welding machine -
unlocking is possible only in the ENEL service center.
To enable the security function, follow these steps:
⇒
When you turn the power on, press and hold the P and HF buttons until
"HLP" symbol turns off (approx. 2 seconds) and you will see the firmware
version number. After releasing the buttons the display will show "P.0 0".
⇒
Press P button - the display shows "0 - -", set the first digit with the knob
and accept it with P button; the display shows "- 0 -", set the second digit
with the knob and accept it with P button; the display shows "- - 0", set the
third digit with the knob and accept it with P button.
⇒
You see "P.0 0" on the display - when you press M button, the device
starts normal operation.
The PIN code was introduced - every time the power is on you must enter the
code in the following way:
⇒
The display shows "0 - -", set the first digit with the knob and accept it with
P button; the display shows "- 0 -", set the second digit with the knob and
accept it with P button; the display shows "- - 0", set the third digit with the
knob and accept it with P button.
