TM 1-1270-476-30
4-382
4-45. LASER ELECTRONICS UNIT (LEU) HARNESS ASSEMBLY W1 REPAIR (cont)
k. Perform electrical tests.
(1) With multimeter set on lowest
resistance scale, make a point-to-point
continuity measurement of each wire
per the applicable wire running list.
Verify meter indicates less than 1 ohm
for each wire.
(2) With multimeter set on highest
resistance scale, test each conductor to
all other conductors, conductor shields
and connector shells. Verify resistance
is 100 megohms or more.
l.
Have installation inspected.
m. Install LEU harness assembly W1 (1
above).
END of TASK
9. DIODE CR1 REPLACEMENT
REMOVAL
a. Remove LEU harness assembly W1 (1
above).
b. Tag and remove wires (1) to two contacts
(2) on relay socket XK1 (3).
c. Cut leads (4) and remove diode CR1 (5)
from relay socket XK1 (3).
d. Remove two contacts (2) (4 above).