Miller Millermatic 210, Owner'S Manual

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OM-1325 Page 24
SECTION 6 − MAINTENANCE &TROUBLESHOOTING
6-1. Routine Maintenance
Y Disconnect power
before maintaining.
.
Maintain more often
during severe conditions.
3 Months
Replace unreadable labels Repair or replace
cracked weld cable
Clean and tighten weld terminals
6 Months
Blow out or vacuum inside.
OR
Remove drive roll and
carrier. Apply light coat
of oil or grease to drive
motor shaft.
Ref. 802 990
6-2. Supplementary Protector CB1
1 Supplementary Protector CB1
If CB1 opens, wire feeding stops.
2
Welding Gun
Check gun liner for blockage or
kinks.
3
Wire Drive Assembly
Check for jammed wire, binding
drive gear or misaligned drive rolls.
Allow cooling period and reset
supplementary protector.
Close door.
2
Ref. 802 475-C / Ref. 802 714
3
1
6-3. Unit Overload
Thermostats TP1 in rectifier SR1 and TP2 in stabilizer Z1 protect the unit from damage due to overheating. If TP1
and/or TP2 opens, wait several minutes before trying to weld.