Helvi COMPACT 246HF Manual De Uso página 45

CONTROL PANEL - BUTTONS (FIG.13)
T1
T3
T1. Selection button (red LED on) for the re-
gulation of the current from the front panel
or from the remote control
Note: With the system in H2O configu-
ration, keep this button pressed for 5
seconds: the LED will start flashing and
the display (pos. 3) will show the messa-
ge "H2O" for a few seconds. Soon after,
the equipment performs an inspection to
make sure the hydraulic circuit to cool the
welding torch is functioning well. When
cooling fluid pressure/flow is not suffi-
cient, the display will show the message
"H2O" again, the yellow alarm LED L12
will start flashing and the welding process
will be interrupted. To return to the air ver-
sion of the system configuration (no coo-
ling unit and H2O torch), keep button T1
pressed for 5 seconds. The red LED that
was flashing will now remain on.
T2. Selection button (red LED on) for TIG or
MMA welding procedure. With a prolon-
ged pressure it activates the "Constant
Voltage" function, LEDs L5 and L6 blink.
T3. Selection button (red LED on) for the vi-
sualization of welding voltage or current
on the appliance
T4. Selection button for 2T or 4T torch (red
LED on); press the button again and the
red LED will start flashing and will switch
to 2T or 4T pulsed mode (depending on
the selection made before).
EN-10
Fig.13
T5. Menu button for the regulation of welding
parameters (red LED on). Press the but-
ton several times to visualize the welding
parameters related to the selected pro-
cess, and which can be adjusted using
the knob (pos. 2). In MMA welding, keep
the button pressed for 5 seconds to select
or disable (red LED on or off) the VRD
function. In TIG welding, this button saves
and recalls the adjusted welding parame-
ters. See paragraph PROG SAVE AND
RECALL.
T2
T4
T5