Miller AID115GBR Manuale d'uso - Pagina 17

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SECTION 4 − MAINTENANCE AND TROUBLESHOOTING

4-1. Routine Maintenance

n = Check
* To be done by Factory Authorized Service Agent
E E very
l Unreadable Labels
3
3
Months
nl Cords
Every
6
Months
~ Drive Rolls

4-2. Brush Inspection And Replacement

3
2
Tools Needed:
Z = Change
~ = Clean
~ Weld Terminals
nl Gun Cables
OR
~ Inside Unit
Y Disconnect power
before maintaining.
l = Replace
l Damaged Gas Hose
nl Weld Cables
nl Cracked Parts
1
1/4 in (6 mm)
Minimum Length
5/8 in (16 mm)
New Length
Replace
Damaged
Brushes
.
Maintain more often
during severe conditions.
Reference
1
Motor
2
Brush Cap
Remove brush cap.
3
Brush
Replace brush if it becomes
chipped or broken, or if less than
1/4 in (6.4 mm) of brush material is
left. Do not include spring boss as
part of the 1/4 in measurement.
Install brush so that curved surface
on end of brush matches curve of
motor, and secure with cap.
Repeat procedure for other brush.
Ref. 137 390-C / S-0816
OM-221 785 Page 13