Miller MC-80 Gebruikershandleiding - Pagina 15

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5-2. Checking/Replacing Cup, Tip, And Electrode

CAUTION
OVERTIGHTENING will strip threads.
•
Do not overtighten electrode, tip, and cup during assembly.
•
Do not cross-thread parts causing stripping.
•
Use care during torch assembly and parts replacement.
3
New
Worn
All manuals and user guides at all-guides.com
4
2
1
2
5
Figure 5-2. Checking/Replacing Cup, Tip, And Electrode
T I P AND EL ECT RO DE WEAR BEYO ND
RECO MMENDED VAL UES or OPERAT I O N
WITHOUT TIP OR ELECTRODE can damage
torch.
•
Inspect cup, tip, and electrode before cutting or whenever cutting
speed has been significantly reduced.
•
Do not operate torch without a tip or electrode in place.
•
Be sure to use genuine replacement parts.
•
A good practice is to replace both the tip and electrode at the same
time.
Do not overtighten electrode.
4
New
1/16 in
(2 mm)
Pit
Worn
Tools Needed:
(Supplied 171 875)
Turn Off cutter, and disconnect in-
put power.
1
Shield Cup
Remove shield cup. Check shield
cup for cracks, and replace if need-
ed. Also, replace cup if it does not
cover the tip.
2
Tip
3
Opening
Remove tip. Check tip, and replace
if opening is deformed or 50% over-
size. If inside of tip is not clean and
bright, clean with steel wool. Be
sure to remove any pieces of steel
wool afterwards.
4
Electrode
Check electrode. If center has a pit
more than a 1/16 in (2 mm) deep, re-
move and replace electrode using
supplied
wrench.
Do
overtighten.
5
Standoff Guide
Carefully reassemble parts in re-
verse order.
Thread Size for Electrode:
5/16 - 24
Ref. ST-800 897 / ST-800 973
OM-1592 Page 9
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