Miller Travel Master SB-10D Kullanıcı El Kitabı - Sayfa 24

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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.

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.

Install and connect unit as instructed in Section 3.

Install and connect Automatic Weld Control ac-

cording to Section 4 (if applicable), and any auxil-

iary equipment according to its installation in-

structions.

Wear dry insulating gloves and clothing.

Connect work clamp to clean, bare metal at work-

piece.

Select and obtain proper welding wire, and

thread as instructed in wire drive assembly Own-

er's Manual.

Energize welding power source and Carriage

Control.

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

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.

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

Press STOP push button on Carriage Control, or

place skip welding switch in Stop position, if appli-

cable.

Place POWER Switch on Carriage Control and

Automatic Weld Control in OFF position.

Turn off welding power source and all auxiliary

equipment.

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.