Section 6 − maintenance & troubleshooting, 1. routine maintenance, 2. fuse f1 – Miller Electric NT 456 CC User Manual
Page 28
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SECTION 6 − MAINTENANCE & TROUBLESHOOTING
6-1. Routine Maintenance
.
Maintain more often during severe conditions.
!
Disconnect power before maintaining.
n = Check
Z = Change
~ = Clean
Δ
= Repair
l = Replace
* To be done by Factory Authorized Service Agent
Every
3
Months
nl Labels
n~ Weld Terminals
Every
3
Months
n
Δ
lCables And Cords
Every
6
Months
~:Durning heavy service, clean monthly.
6-2. Fuse F1
Ref. 800 101-C
!
Disconnect input power be-
fore opening rear access
door.
1
Fuse F1 (See Parts List For
Rating)
Fuse F1 protects control transform-
er from overload. If F1 opens, weld
output and fan motor stops. Re-
place F1.
Close door when finished.
1
Tools Needed:
3/8 in
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