Miller XT40 Torch Manual - Page 28
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SECTION 6 − MAINTENANCE & TROUBLESHOOTING
6-1. Routine Maintenance
n = Check
* To be done by Factory Authorized Service Agent
Each
Use
n Gas/Air Pressure
Every
Week
n Shield Cup Shutdown
System
l Damaged Or Unreadable
Every
Labels
3
Months
n l Torch Body, Cable
Every
OR
6
Months
~ Inside Unit
6-2. Shield Cup Shutdown System
.
OM-254 449 Page 24
Z = Change
~ = Clean
n Torch Tip, Electrode,
And Shield Cup
~ Air Filter/Regulator
Power must be reset whenever the cup shutdown system
is activated. Always turn Off power when changing or
checking consumables. Do NOT overtighten torch
shield cup. Gently finger tighten cup onto torch.
1
l = Replace
l Cracked Parts
n l Gas/Air Hose
!
Disconnect power
before maintaining.
.
Maintain more often
during severe conditions.
Reference
Section 3,
6-3
Section 6-2
Section 6-3,
7
1
Torch Shield Cup
Turn Power On and loosen shield
cup. If shutdown system works
properly, Cup light comes on. If not,
immediately turn Off power and
have Factory Authorized Service
Agent check unit.
If system works properly, retighten
cup and reset power.
Ref. 253 554-A