TM 55-2210-223-12
TO 45A2-2-14-41
4-34. HEADLAMP
This task covers:
a.
Test
b.
Removal
c.
Installation
INITIAL SETUP:
Tools
Test Equipment
Tool kit SC4940-97-CL-E16
Multimeter 6625-01-139-2512
TEST
WARNING
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.
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.
1.
Open electrical equipment cabinet and set battery switch to OPEN. Set applicable headlight switch to OFF.
2.
Use a multimeter and test for proper voltage at headlamp terminals.
REMOVAL
3.
Loosen door latch (1).
CAUTION
Lamp housing may slide off upper mounting stud,
fall, and cause damage to equipment.
4.
Swing door (2) open and remove screws (3) from sealed beam (6). Tag and disconnect electrical wires.
5.
Loosen latch (4) and lower retainer (5).
6.
Remove sealed beam (6) from retainer (5).
4-80
