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TM 11-5821-333-12
6-21. REPAIR OF RT-1477 OR RT-1477A ON MT-6373 MOUNTING BASE.
This task covers: a. Removal
b. Installation
c. Repair
INITIAL SETUP
Tools
Tool Kit, Electronic Equipment,
General Safety Precaution
TK-101/G
WARNING
An ungrounded helicopter may store a static electric charge. Ground helicopter electrically and
turn power off before performing any maintenance. Serious burns or electrical shock can result
from contact with exposed wires or connectors.
REMOVAL
INSTALLATION
a.
b.
c.
d.
e.
Push down on spring loaded latch (1). Pull
a.
out and down on mounting base handle (2).
b.
Remove mounting base and RT as one unit.
Loosen clamps (3) securing RT to mounting
base.
Disconnect cables from RT.
c.
Remove RT.
d.
Place RT on mounting base.
Connect cables to back of RT:
PI to J1
P2 to J2
W2P3 to J3
W3P4 to J4
W4P5 to J5
Tighten clamps (3).
Position mounting base so guide pins are
aligned. Push back mounting base as far as
it will go. Push up and in on handle (2) so
latch (1) catches.
6-44
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