Miller Electric OM-227 398D Welder User Manual


 
OM-227 398 Page 18
SECTION 6 MAINTENANCE & TROUBLESHOOTING
6-1. Routine Maintenance For Aluminum Push/Pull Guns
! Disconnect power
before maintaining.
n = Check ~ = Clean l = Replace
Daily
n~ Head Tube Liner and
Drive Casting
(see Section 5-6)
Weekly
n~ Drive Roll
Every
Spool
of Wire Or
n~ Nozzle / Contact Tip ~ Gun Casing n~ Gun Liner
(see Section 6-2)
Every
3
Months
l Unreadable Labels ~ Weld Terminals nl Weld Cable
n 14-Pin Cord n Gas Hose and Fittings n Gun Cable