Miller Electric Millermatic 250, Руководство пользователя

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OM-1308 Page 12
SECTION 4 – MAINTENANCE AND TROUBLESHOOTING
4-1. Routine Maintenance
Y
Disconnect power before maintaining.
3 Months
Replace unreadable labels.
Repair or replace
cracked weld cable.
Clean and tighten weld terminals.
6 Months
Blow out or vacuum inside. during
heavy service clean monthly.
OR
Remove drive roll and
carrier. Apply light coat
of oil or grease to drive
motor shaft.
4-2. Circuit Breaker CB1
Ref. ST-148 261-C
1 Circuit Breaker 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
breaker. Close door.
1
2
3
4-3. Unit Overload
If unit is used beyond capacity (excessive wire feed, shorted output, etc.), wire feeds but is not energized. Release gun
trigger to reset this condition.