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OM-203 653 Page 19
6-2. Overload Protection: Trouble Lights & Checking Shield Cup Shutdown System
If certain problems occur, the
Ready light goes off, a trouble light
comes on, and output stops.
1 Pressure Light
Lights if gas/air pressure is below
40 PSI (276 kPa).
Turn power Off, and check for
proper gas/air pressure (see
Section 5-1).
A flashing Pressure light indicates
that gas/air system may be set too
low, faulty, leaking or has a flow re-
striction (see Section 6-5).
2 Cup Light
Lights if shield cup is loose.
Turn power Off, and check shield
cup connection (see torch Owner’s
Manual). Power must be reset
whenever the cup shutdown is
activated.
A flashing Cup light indicates that
the torch consumables are stuck or
worn and should be inspected and/
or replaced (see Section 6-4).
Check shield cup shutdown system
once a week.
3 Temperature Light
Lights if power source overheats or
when ambient temperature is below
−35° C (−31° F) (see Section 4-3).
4 Torch Shield Cup
Turn Power On and loosen shield
cup. If shutdown system works
properly, Ready light goes off and
Cup light comes on. If not, turn
power Off and check for proper
gas/air pressure (see Section 4-1),
blocked or leaking hose, or loose
shield cup (see torch Owner’s
Manual).
If system works properly, retighten
cup and reset power.
Ref. 200 808 / Ref. 802 877
Checking Torch Shield Cup Shutdown System
Power must be reset whenever the cup shutdown system is activated.
Always turn Off power when changing or checking consumables.
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