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Operation, Controls and settings – Lincoln Electric IM802 INVERTEC V275-S User Manual

Page 13

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B-2

OPERATION

B-2

1. POWER SWITCH

- Place the lever in the “ON”

position to energize the machine. When the power is on
the output will be energized in STICK (SMAW) mode and
TIG (GTAW) if the remote is set to local control. At
power up the thermal Light and Fan will turn on for
approximately 3 seconds.

2. OUTPUT CONTROL

- This controls the output

current. Control is provided over the entire output range
of the power source with (1) turn of the control knob. This
control may be adjusted while under load to change
power source output. When using remote control this
function becomes the limit setting.

3. LOCAL/REMOTE SWITCH

- Place in the

“LOCAL” position to allow output adjustment at the
machine. Place in the “REMOTE” position to allow output
adjustment at remote pot or amptrol. In Remote, the
machine output control pot is the limit setting for remote
control.

4. MODE SWITCH

CC -Stick (SMAW) Use this mode for all stick welding.
Output energized when machine is on.

TIG (GTAW) Optimized for touch start use. Short circuit
current is limited to approximately 20 amps to aid in touch
starting.

In TIG (GTAW) mode, the Local/Remote switch also con-
trols if the output is energized.

MODE

LOCAL/REMOTE SWITCH

OUTPUT

GTAW

LOCAL

ENERGIZED

GTAW

REMOTE

CONTROL BY
REMOTE ARC
SWITCH

SMAW

LOCAL & REMOTE

ENERGIZED

5. HOT START

- Controls the amount of starting ener-

gy in CC Stick (SMAW). The Hot Start can be either
turned on or off. When on, it provides a striking current at
160% of the set current or 275A whichever is larger then
quickly reverts to the set current in 0.4 second.

INVERTEC V275-S

CONTROLS AND SETTINGS

All operator controls and adjustments are located on the case front of the V275-S. Refer to Figure B.1 and corre-
sponding explanations.

FIGURE B.1 — CASE FRONT CONTROLS.

OFF

LOCAL

REMOTE

REMOTE

ARC FORCE

HOT START

-10

+10

OUTPUT

CC STICK

TIG

ON

ON

OFF

OFF

OFF

1

2

3

4

9

7

6

10

8

5