23
anode is not in contact
with the cathode.
4.
If the transformer is
short- circuit,
substitute the item.
5. Change the ventilator if
needed.
6.
Verify that the internal
cables are isolated or
that there is no short-
circuit caused by the
liquid consumed
internally, if so, clean
with demineralized
water conductors or
components damaged.
7.
Substitute the diode
making sure that
special care is taken to
put silicone on the
surface of the new
diode, tighten the diode
with parameters of 0,25
– 0,32 Kgm.
6)
No gas comes out of
the burner tip.
-
Check valve blocked.
-
Torch/ burner tip
obstructed.
-
Booster tank
obstructed.
-
Gas leakage in
pneumatic channels.
-
Replace the check
valve.
-
Clean the apparatus
See sec. 5.2.
In case of gas leakage,
repeat steps REMEDY 3
above.
7)
Burner Tip (burns) and
Back Flame occurs.
-
Flame is lit before the
pressure arrives at the
burner tip.
-
Burner tip excessively
big whilst the the
power regulator too
low.
-
Turning machine off
while leaving the flame
mistakenly on.
-
Unscrew safety cap or
booster tank while
flame is lit.
-
Gas leakage in
pneumatic channels.
-
Before opening flame,
wait approx. 2 minutes
to verify that the gas
comes out of the
burner tip.
-
Consult Table 2.
-
Always turn flame off
before turning machine
off.
-
Turn flame off, before
removing booster tank
or safety cap.
-
In case of gas leakage,
repeat steps REMEDY 3
above.
Содержание L/350
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Страница 34: ...34 Fig 8 Special torch for welder mod L 350 ...