Harbor Freight Tools 97503 - Manual (Page 16)

Page 16 SKU 97503 For technical questions, please call 1-800-444-3353.
MaIntenance anD
SerVIcInG
Procedures not specifically
explained in this manual
must be performed only by a
qualified technician.
tO preVent
SerIOuS InjurY
FrOM accIDental
OperatIOn:
turn the power Switch of the
tool to its “OFF” position and
unplug the tool from its
electrical outlet before
performing any inspection,
maintenance, or cleaning
procedures.
tO preVent SerIOuS
InjurY FrOM tOOl
FaIlure:
Do not use damaged
equipment. If abnormal noise
or vibration occurs, have the
problem corrected before
further use.
cleaning, Maintenance, and
lubrication
beFOre eacH uSe, 1. inspect the
general condition of the tool. Check
for loose screws, misalignment or
binding of moving parts, cracked or
broken parts, damaged electrical
wiring, and any other condition that
may affect its safe operation.
aFter uSe,
2. clean external surfaces
of the tool with clean cloth.
perIODIcallY
3. , open the Access
Panel (12) from the unit and, using
compressed air, blow out all dust and
debris from the interior.
4. warnInG! If the supply cord of
this power tool is damaged, it must
be replaced only by a qualified
service technician.
nozzle care
Turn the Nozzle counterclockwise 1.
while pulling to remove.
Scrub the interior of the Nozzle clean
2.
with a wire brush.
Examine the end of the Nozzle. The
3.
end should be flat and even. If the
end is uneven, chipped, melted,
cracked, or otherwise damaged, the
Nozzle will adversely effect the weld
and should be replaced.
Replace the Nozzle after inspecting
4.
and cleaning the Contact Tip
contact tip care
Make sure the entire Welding Torch is 1.
completely cool before proceeding.
Remove the Nozzle, as explained
2.
above, and the Contact Tip.
Scrub the exterior of the Contact Tip
3.
clean with a wire brush. Check that
the Contact Tip is the proper type for
the wire size used.
Examine the hole at the end of
4.
the Contact Tip for the following
problems:
Shape: The hole should be an even •
circle, and should not be oblong or
have any bulges in it.
Size: The Contact Tip will decrease
•
in efficiency as the center hole
warnInG