Lincoln Electric IDEALARC SP-255 Operator's Manual page 18

B-6
The six arrow keys perform no function during a recall.
NOTE: The presently displayed setup is lost because
it is replaced by the setup recalled from memory. If
you wish to save the present setup, save it to an
unused memory first (see Save key), and then recall
the memory required.
TYPICAL MEMORY NUMBER KEY PRESS
SEQUENCE
Manual screen displayed prior to pressing Memory
Number key. Memory Number key is pressed, the dis-
play changes to the Auto setup that was in memory 1.
If the memory is empty (contains no setup yet), then a
message indicating that (see below) will be displayed
when the Memory Number key is pressed. The mes-
sage will be displayed for 2.5 seconds, and then the
display will change to the original display before the
Memory Number key was pressed.
If the setup in memory is an Auto mode type and it
requires a different wire type, wire size, or welding
gas, the display will alternate messages (see below),
once the Memory Number is pressed. The first mes-
sage will tell you what process is required, and the
second message will tell you to press the Process key
once you have installed the process required into the
SP-255. Once the required process has been
installed, press the Process key and the setup will be
recalled from memory 1 and the display will show the
required process. Press Auto key or close the gun trig-
ger to display the procedure stored in memory 1.
IDEALARC SP-255 OCT94
OPERATION
TIMER KEYS
SPOT KEY
Turns on the Spot weld timer and displays selection of
the spot ON time. Pressing the Spot key a second
time returns the screen to the previous display without
turning off the spot timer Any time the Spot weld timer
is on and the display is in the Auto or Manual mode,
the word SPOT will appear in the bottom left corner of
the display.
Left arrow keys — Do not function.
Center arrow keys — Increase (up arrow) or
decrease (down arrow) Spot ON time in seconds
(0.20 to 2.50s).
Right arrow keys — Do not function.
TYPICAL SPOT KEY PRESS SEQUENCE
Auto screen is displayed prior to pressing Spot key.
Spot key is pressed, Spot On timer is activated and
the display changes to Spot screen. Spot ON timer
can now be adjusted using the center arrow keys.
Once the timer has been set, pressing the Spot key
again returns the display to the original Auto screen
with the Spot timer status indicated in the bottom left
corner.