TM 1-2840-252-23-3
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TEST ACCESSORY ELECTRICAL HARNESS ASSEMBLY
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INITIAL SETUP
Materials:
Applicable Configurations:
None
All
Personnel Required:
Tools:
Aircraft Powerplant Repairer
Powerplant Mechanic's Tool Kit,
NSN 5180-00-323-4944
Multimeter
1. Using multimeter, measure continuity and insulation resistance of cable harness assembly (1) as
follows:
a. Set multimeter range switch to R x 1.
b. Touch red probe (2) to electrical connector (3), center sleeve (4).
c.
Touch black probe (5) to electrical connector (6), pin G (7).
d. Meter shall indicate zero ohms.
e. Set multimeter range switch to R x 1000.
f.
Touch black probe (5) to all other pins on electrical connector (6).
g. Meter shall indicate 1000 ohms minimum.
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