TM 5-2410-241-23-3
0296
MULTIMETER USAGE CONTINUED
3. Measuring DC Voltage.
a. Set multimeter to ON.
b. Select VOLTS DC.
c.
Select LOWEST VOLTAGE/OHMS range for voltage range that is higher than Volts to be measured.
d. Connect red probe to positive (+) pin and black probe to negative (-) pin.
e. Observe readout as DC voltage in circuit being tested.
END OF TASK
RELAY INSPECTION AND TESTING
000296
1. Inspecting Relays.
a. Check for bent or damaged pins.
b. Check for burned or damaged relay case.
2. Testing Relays.
a. Using a multimeter, check for continuity across relay coil.
b. Using a multimeter, check open or closed contacts within relay.
END OF TASK
CIRCUIT BREAKER INSPECTION AND TESTING
000296
N OT E
Circuit breakers may be inspected and tested while installed on machine.
1. Inspect circuit breaker for damaged or corroded terminals.
2. Inspect circuit breaker for burned or damaged housing or RESET button.
3. If any of these conditions are evident, replace circuit breaker. If none of these conditions are evident, test
circuit breaker (refer to step 4).
4. With RESET button in the fully outward position, depress RESET button to reset circuit breaker. RESET button
should remain depressed. If not, circuit breaker is defective or an electrical problem exists in another part of
the electrical circuit.
END OF TASK
END OF WORK PACKAGE
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