Miller Spectrum 300 Manual del usuario - Página 22

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Miller Spectrum 300 Manual del usuario

4-3. Sequence Of Operation

Install &
Put On Personal
Connect
Equipment
Equipment
Begin
Cutting
EXAMPLE Of Cutting Operation
Place torch tip on edge of metal.
Adjust torch speed so
sparks go thru metal and
out bottom of cut.
OM-2210 Page 18
Do not clean torch by hitting it against a
hard surface. Hitting hard surfaces can
damage torch parts and stop proper opera-
tion.
Check Torch
Safety
(See Torch
Owner's Manual)
The pilot arc starts immediately when
trigger is pressed.
Press trigger. Pilot arc starts.
Pause briefly at end of
cut before releasing trigger.
Inspect shield cup, tip, and electrode for
wear before cutting or whenever cutting
speed has been significantly reduced (see
torch Owner's Manual). Do not operate
torch without a tip or electrode in place.
Check Gas/Air
Set
Pressure
Controls
(See Section 4-1)
Postflow continues for approx. 20 to
30 seconds after releasing trigger;
Turn On
Power Source
After cutting arc starts, slowly
start moving torch across metal.
cutting arc can be instantly
restarted during postflow by
pressing trigger.
161 698-B