Operation - ESAB A6 TFD1 Manual Del Operador

OPERATION

1. Adjusting the braking torque:
Turn the locking knob (006) to
S
the locked position.
Insert a screwdriver in the
S
hub springs.
Turning the springs (002) clock-
S
wise increases the braking torque.
Turning them anticlockwise reduces the torque.
S
NOTE! Turn the springs the same amount.
2. Check that the feed roller (1) and
contact jaws (4) are the correct size.
3. Changing the feed roller
(see wear components on page 67).
Single wire
S
Undo knobs (5) and (6).
S
Undo the hand wheel (2).
S
Replace the feed roller.
S
The wire diameter is marked on the
feed rollers.
Twin wire
S
The procedure for replacing twin wire
S
rollers is the same as for single wire
rollers.
NOTE! Replace the pressure roller at the
S
same time. The special spherical pres-
sure roller for twin wire replaces the standard
roller for single wire.
Fit the pressure roller using the special shaft stud
S
(order no. 146 253--001).
Tube wire
S
Replace the feed roller and pressure roller as a pair for the required wire
S
size.
NOTE! A special shaft stud is required for the pressure roller
S
(order no. 2129 011--01).
Do not overtighten the pressure roller to avoid deforming the tube wire.
S
Insert the end of the wire in the groove in the feed roller.
S
4. If the wire diameter is larger than 2 mm:
straighten out the first 0.5 m of the wire and feed it by hand through the wire
straightener.
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OPERATION
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