Lincoln Electric INVERTEC V275-S Service Manual page 15

B-3
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.
1. POWER SWITCH
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 approxi-
mately 3 seconds.
2. OUTPUT CONTROL
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
"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.
OPERATION
FIGURE B.1 — CASE FRONT CONTROLS.
2
3
LOCAL
REMOTE
4
ARC FORCE
CC STICK
-10
TIG
REMOTE
9
7
- Place the lever in the "ON"
- This controls the output
- Place in the
OUTPUT
HOT START
ON
OFF
+10
ON
OFF
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
GTAW
GTAW
SMAW LOCAL & REMOTE
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.
V275-S
8
10
5
6
1
OUTPUT
LOCAL ENERGIZED
REMOTE CONTROL BY
REMOTE ARC
SWITCH
ENERGIZED
B-3