Miller SpectrumICE-40T Torch Benutzerhandbuch - Seite 32

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Miller SpectrumICE-40T Torch Benutzerhandbuch

6-6. Checking/Replacing Retaining Cup, Tip, And Electrode

!
Inspect shield cup, tip, and electrode for wear before cutting or whenever cutting speed has been significant-
ly 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.
Make sure this area is clean of
any debris.
Make sure swirl ring is clean of any
debris
and
no
obstructed.
4
3
New
Worn
Turn Off power source.
1
Drag Shield
2
Retaining Cup
Remove retaining cup. Check retaining cup
for cracks, and replace if necessary.
3
Tip
OM-237 974 Page 28
.
A complete Parts List is available at www.MillerWelds.com
!
Turn Off power source before checking torch parts.
holes
are
2
1
4
Opening
Remove tip. Check tip, and replace if open-
ing is deformed or 50% oversize. If inside of
tip is not clean and bright, clean with steel
wool. Be sure to remove any pieces of steel
wool afterwards.
5
Electrode
Check electrode. If center has a pit more
than a 1/32 in. (0.8 mm) deep, remove and
replace electrode.
6
Swirl Ring
!
Overtightening will strip threads. Do not overtighten retaining cup
during assembly. Do not cross-thread parts causing stripping. Use
care during torch assembly and parts replacement.
8
7
5
6
New
1/32 in. (1 mm) to 1/16
in. (2 mm) maximum pit
depth depending on
acceptable cut quality
Worn
Remove swirl ring. Check ring, and replace
if side holes are plugged.
7
O-Ring
Check O-rings on torch. If needed, coat with
thin film of silicone lubricant (part no.
169 231). Replace if damaged.
8
Plunger Area
Check this area for any debris or foreign
material. Clean out if necessary.
Carefully reassemble parts in reverse order.
Ref. 803 224