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OM-235 281 Page 25
SECTION 5 − MAINTENANCE AND TROUBLESHOOTING
5-1. Routine Maintenance
! Disconnect power
before maintaining.
. Maintain more often
during severe conditions.
n = Check Z = Change ~ = Clean l = Replace
* To be done by Factory Authorized Service Agent
Reference
Every
3
Months
l Damaged Or Unreadable
Labels
l Cracked Parts n l Cables n ~ Tighten Weld
Terminal
Every
6
Months
OR
~ Inside Unit n Remove drive roll
and apply light coat
of oil or grease to
drive motor shaft
5-2. Supplementary Protectors
Ref. 242 160-A
! Turn Off unit.
1 Supplementary Protector CB1
CB1 protects main circuit board PC1.
2 Supplementary Protector CB2
CB2 protects the drive motor circuit
from overload. If drive motor shorts or
fails: check gun liner blockage or
kinks, check for jammed wire or bind-
ing drive rolls.
Correct problem. Press button to reset
supplementary protector.
2
1
SPOOL GUN
MIG GUN
CB2
CB1