Miller Electric NT 456 CC, NT 456 CV Maintenance & Troubleshooting, Routine Maintenance, Fuse F1

Models: NT 456 CC NT 456 CV

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SECTION 6 − MAINTENANCE & TROUBLESHOOTING

6-1. Routine Maintenance

! Disconnect power before maintaining.

. Maintain more often during severe conditions.

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

nΔ lCables And Cords

Every 6 Months

~:Durning heavy service, clean monthly.

6-2. Fuse F1

1

! Disconnect input power be- fore opening rear access door.

1Fuse 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.

Tools Needed:

3/8 in

Ref. 800 101-C

OM-2243 Page 24

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Miller Electric NT 456 CC Maintenance & Troubleshooting, Routine Maintenance, Fuse F1, Disconnect power before maintaining