TER SRL MIG175GD, Руководство пользователя

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USER MANUAL
-
33
- YF-74L A2
Initial problems diagnose
Abnormal Items
Area and Item to be Inspected
and Maintained
No
a
rc
h
Arc
S
ta
rti
n
g
No
G
a
s
o
u
t
No
Wi
re
F
e
e
d
in
g
Ba
d
Arc
Ig
n
iti
o
n
Uns
ta
b
le
Ar
c
Dir
t
o
n
E
d
g
e
o
f
W
e
ld
S
e
a
Wi
re
S
ti
c
k
t
o
Pa
re
n
t
m
a
te
rial
Wi
re
S
ti
c
k
t
o
Co
n
d
u
c
tiv
e
T
ip
Bl
o
wh
o
le
F
o
rm
e
d
Wire Feeding Device
1. Wire feeding wheel does not match with the
diameter of wire in texturing tube
2. Crackle on wire feeding wheel, groove blocked
up or defect
3. Too tight or loose of the handle
4. Wire powder accumulated on the inlet of SUS
pipe
〇 〇 〇 〇 〇
Weld Gun and Cable
1. Weld gun cable rolled up or over curved
2. Adaptability of conductive tip, wire feeding pipe
and cable diameter Worn, blocked up or deformation,
etc.
〇 〇 〇 〇
Body of weld gun
1.
Loose connection of conductive tip, nozzle and
nozzle contactor
2.
Contactor of weld gun body is not plunged in or
tightened well
〇 〇
Power supply cable
of weld gun as well
as cable of switch
control
1. Break off (bending fatigue)
2. Damaged by weighted drop
〇 〇 〇 〇 〇
Surface Condition of
Parent material and
length that wire
stretches out
1.
Oil, dirty, rust and paint residues
2.
Too long length of wire stretched out
〇 〇 〇 〇 〇
Output Cable
1.
Cross-section of cable that connects to parent
material is not enough
2.
Loose connection of
（
+
）
,
（
-
）
output cable
3.
Bad electric conductivity of parent material
〇 〇 〇
Lengthened Cable
1.
Cross-section of cable is not enough
2.
It is rolled up or folded
〇 〇 〇 〇
Work Condition for
Welding
Welding current, voltage, angle of weld gun,
welding rate and wire length stretched out should
be confirmed once again
〇 〇 〇 〇 〇