6
3
5
4
1
2
TM 9-4940-568-10
3-23
Table 3-1. Troubleshooting - CONT.
Malfunction
Test or Inspection
Corrective Action
STICK (SHIELDED METAL ARC WELDING [SMAW]) WELDER
1.
STICK (SMAW) WELDER DOES NOT OPERATE.
Step 1. Check power switch (1) on STICK (SMAW) welder is in ON position.
Step 2. Check process selector switch (2) is in proper position.
Step 3. Check WELDER circuit breaker No. 1, No. 3, No. 5 (3) on 120/208 MAIN PANEL (4) has
been tripped.
Reset breaker and try again, if breaker trips again, notify Unit Maintenance.
Step 3. Check main circuit breaker (5) on 120/208 MAIN PANEL (4) is in ON position.
Position circuit breaker in ON position.
Step 4. Check all connections to STICK (SMAW) welder (6).
If connections are secure and STICK (SMAW) welder still does not operate, notify Unit Main-
tenance.
