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OM-314 Page 16
SECTION 4 – MAINTENANCE & TROUBLESHOOTING
4-1. Routine Maintenance
. Maintain more often
during severe conditions.
Y Disconnect power
before maintaining.
3 Months
Replace
Unreadable
Labels
Repair Or
Replace
Cracked
Weld
Cable
3 Months 6 Months
Clean
And
Tighten
Weld
Terminals
Blow Out
Or
Vacuum
Inside
During Heavy
Service,
Clean Monthly
OR
4-2. Troubleshooting
Trouble Remedy
No weld output. Place Power switch in the On position (see Section 3-1).
Place line disconnect switch in the On position (see Section 2-9).
Check line fuse(s); replace if open or reset circuit breaker(s) (see Section 2-9).
Check for proper input connections (see Section 2-9).
Check for proper jumper link position (see Section 2-9).
Erratic or improper weld output. Use proper size and type weld cable (see Section 2-6).
Clean and tighten all weld connections (see Section 4-1).
Be sure electrode is dry and proper type for SMAW.
Check connections at input terminal board TE1 (see Section 2-9).
Fan motor FM does not run. Check line fuse(s); replace if open or reset circuit breaker(s) (see Section 2-9).
Check and clear blocked fan blade.
Have Factory Authorized Service Agent check fan motor.
Low weld output. Check for proper input connections (see Section 2-9).
Check for proper jumper link positions (see Section 2-9).
Use proper size and type weld cable (see Section 2-6).
Clean and tighten all weld connections (see Section 4-1).
Low weld output; Amperage Adjustment control does
not control weld output.
Reset control circuit overload breaker CB1 (see Section 3-1).