3-25. GENERAL-PURPOSE RELAY
This task covers:
Tool kit SC 4940-97-CL-E12
High voltage is used in the operation of equipment. Do not be misled by the term LOW VOLTAGE.
Potentials as low as 50 volts may cause death.
Remove rings, bracelets, wristwatches, and neck chains before working around the locomotive. Jewelry
can catch on equipment and cause injury, or may short across an electrical circuit and cause severe burns
or electrical shock.
If general purpose relay is suspected of being defective perform step 5.
Set battery switch to OPEN position. Tag and disconnect wires from relay assembly.
Install relay assembly (2) and secure with
two screws (1).
Connect electrical wires and remove tags.
Energize and deenergize relay and check
that there is no hesitation during pickup or