Miller Travel Master SB-10D Manuale d'uso - Pagina 24
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Stampa la paginaIMPORTANT: If Skip welding function is installed and
BURNBACK and CRATER TIME controls are both set
at minimum (0 seconds), unit may not advance at jog
speed. To ensure proper Skip welding function, both the
BURNBACK and CRATER TIME controls must be set to
appropriate times for weld process.
10.
Press the START button on the Carriage Control,
and begin operation.
IMPORTANT: If the skip welding function is installed
into the unit, the welding cycle must be started and
stopped using the skip welding switch installed in Sec-
tion 4-3.
7-2.
GAS METAL ARC WELDING (GMAW) And
FLUX CORED ARC WELDING (FCAW) -
SPOT
IMPORTANT: A weld control with a digital panel is re-
quired for Spot Welding Operation.
WARNING: Read and follow safety infor-
mation at beginning of entire Section 7
before proceeding.
1.
Install and connect unit as instructed in Section 3.
2.
Install and connect Automatic Weld Control ac-
cording to Section 4 (if applicable), and any auxil-
iary equipment according to its installation in-
structions.
3.
Wear dry insulating gloves and clothing.
4.
Connect work clamp to clean, bare metal at work-
piece.
5.
Select and obtain proper welding wire, and
thread as instructed in wire drive assembly Own-
er's Manual.
6.
Energize welding power source and Carriage
Control.
7.
Set position of controls and switches on Carriage
Control as follows:
a. Place Carriage Control TRAVEL DIRECTION
switch in the OFF (center) position.
IMPORTANT: The digital meter will display the travel
speed set on the TRAVEL SPEED control; however, the
carriage will not move because the TRAVEL DIREC-
TION switch must be in the OFF position for the spot
welding operation.
b. If the skip welding function is installed into the
unit, rotate the TRAVEL SPEED control to 0
(zero). This will provide an automated spot
welding sequence.
c. If applicable, set limit switch actuators.
d. If applicable, rotate TIME DELAY control to the
desired position.
OM-889 Page 20
8.
Energize Automatic Weld Control, and set posi-
tion of its controls and switches as follows:
a. Set wire feed speed controls and weld cycle
timers to desired positions to program the weld
cycle as instructed in weld control Owner's
Manual.
b. Place the SPOT-CONTINUOUS switch in the
SPOT position.
c. Rotate SPOT TIME control to the desired posi-
tion.
d. Turn on shielding gas at the source, and press
PURGE button for one minute to purge the gas
line.
9.
Wear welding helmet with proper filter lens ac-
cording to ANSI Z49.1.
IMPORTANT: If Skip welding function is installed and
BURNBACK and CRATER TIME controls are both set
at minimum (0 seconds), unit may not advance at jog
speed. To ensure proper Skip welding function, both the
BURNBACK and CRATER TIME controls must be set to
appropriate times for weld process.
10.
If the skip welding function is installed into the
unit, the welding cycle must be started and
stopped using the skip welding switch installed in
Section 4-3. Proceed to Step 12.
11.
Press the START button on the Carriage Control,
and begin operation.
IMPORTANT: Do not use the Automatic Weld Control
START button to start the weld cycle. Use the Carriage
Control START and STOP push buttons to control the
weld cycle. Activating the weld control START button
"momentarily" starts the preprogrammed weld cycle,
but the carriage will not move. Releasing the START
button stops the weld cycle.
12.
When weld is complete, activate the JOG switch
to position carriage for next weld, if applicable.
7-3.
SHUTTING DOWN
1.
Press STOP push button on Carriage Control, or
place skip welding switch in Stop position, if appli-
cable.
2.
Place POWER Switch on Carriage Control and
Automatic Weld Control in OFF position.
3.
Turn off welding power source and all auxiliary
equipment.
4.
Turn off shielding gas at the source, if applicable.
WARNING: HIGH CONCENTRATION OF
SHIELDING GAS can harm health or kill.
Shut off gas supply when not in use.