TM 5-6675-328-14
TABLE 4-3. ORGANIZATIONAL TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
FAN MOTOR DOES NOT OPERATE - Cont
Step 2.
Check power panel indicators for correct voltage, frequency, and phase.
(a)
If correct, proceed to step 3.
(b)
If incorrect, notify power supply supervisor.
Step 3.
Check circuit breaker ON/OFF position.
(a)
If circuit breaker is ON, proceed to step 4.
(b)
If circuit breaker is OFF, turn ON.
(c)
If circuit breaker trips repeatedly, notify power supply supervisor.
Step 4.
Check circuit breaker output for 120 V ac.
(a)
If voltage is present, proceed to step 5.
(b)
If voltage is not present, replace circuit breaker (paragraph 1-20.5).
Step 5.
Remove receptacle and check for 120 V ac input.
(a)
If present, replace receptacle (paragraph 1-16.5).
(b)
If not present, repair or replace defective wiring.
2.
GRINDER MOTOR DOES NOT OPERATE.
Remove grinder motor power cord from dust control and plug into a receptacle with power available.
(a)
If motor operates, troubleshoot power supply in accordance with malfunction 1, steps 1 thru 5, and repair
as necessary.
(b)
If motor fails to operate, replace grinder motor (paragraph 4-16.1).
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