VS-32-L
45
Fig. 20: Remove torch holder.
Fig. 19: Detach clamp spring.
63
505
59
S1
9.8. Dismounting the torch, replacement of electrode
Before the beginning of a shift or at least once a day the tungsten electrode
(d = 2,4 mm; l = 175 mm; WS 2 turquoise) must be sharpened or replaced.
Replacement should be done when the electrode is l ≤ 50 mm.
Dismounting and mounting:
Turn the main switch
S1
on the automatic welding
unit
L 250 TI to position “
0
“ and secure it.
Loosen clamp spring
(63)
and remove the torch
(505)
from the torch holder
(59) (fig. 19 to 20)
.
Manually unscrew the gas nozzle
(668)
.
Detach the tensioning sleeve casing
(666)
by means of torch wrench
(270)
.
Remove igniting electrode
(669)
and sharpen it by means of
TITAN-SHARP
.
Insertion of the igniting electrode
(669)
into the tensioning sleeve casing. The
electrode should project approx. 30 mm. Manually screw in casing.
Use the torch wrench preset to slip the electrode into the casing to size and screw
it (also see section 8.6).
Manually screw the gas nozzle firmly.
Punch out spiral pins
(94)
out of the cutter
(97)
by means of pin punches and slip
cutter out of the cutting plate
(1751 / 1752)
.
Mounting is performed in the reverse order.
B 13 GB 33/06