A R M Y
TM 5-6115-612-12
MARINE CORPS TM 6115-12/7
AIR FORCE
TO 35C2-3-471-1
N A V Y
AG-320B0-0MM-000
4-65. MONOPOLE SPEED SENSOR. (cont)
b. Removal. (cont)
(4) Remove lockwire, bolts (2),
and washers (3) that secure foreign
object deflection shield (4) and padeye
(5) to compressor inlet housing.
(5) Carefully lift foreign object
deflection shield (4) off monopole
speed sensor (10).
C A U T I O N
To prevent damage, use caution
when removing speed sensor clip
so that washer under clip does
not fall into compressor inlet.
(6) Remove lockwire, bolt (6),
washer (7), speed sensor clip (8), and
washer (9).
(7) Remove monopole speed sensor
(10) from compressor inlet housing.
(8) Remove
w a s h e r
(11) f r o m
compressor inlet housing.
(9) Remove and discard preformed
packing (12).
c. Insta llation.
(1) Install new preformed packing
( 1 2 ) .
(2) Install washer (11).
(3) Install monopole speed sensor
(10) in compressor inlet housing.
(4) Install
washer (9), speed
sensor clip (8), washer (7), and bolt
(6). Torque to 70-80 inch pounds
(7. 9-9 Nm).
Install lockwire.
(5) Carefully
slide
foreign
o b j e c t
deflection
shield
(4) over
monopole speed sensor.
(6) Aline
mounting
holes in
compressor inlet housing, padeye (5),
and foreign object deflection
shield
(4).
Secure with washers (3) and bolts
(2).
(7) Torque to 50-70 inch pounds
(5.6-7.9 Nm) and lockwire.
(8) Connect electrical connector
(1) to monopole speed sensor.
(9) Install engine housing access
cover
and
secure
with
turnlock
fasteners.
(10) Connect battery cable plug
connector to battery.
4-66. EXHAUST GAS TEMPERATURE THERMO-
COUPLE.
Maintenance of the exhaust
g a s
temperature (EGT) thermocouple
consists of testing and replacement.
a. Test.
WARNING
To prevent injury, ensure that
battery
is disconnected before
performing
maintenance
o n
electrical components.
(1) Disconnect battery cable plug
connector from battery.
(2) Loosen turnlock fasteners and
remove engine housing access cover.
(3) Disconnect
electrical
connections
f r o m
EGT
thermocouple
terminals.
Larger terminal is negative
(-) and smaller terminal is positive
(+).
4-126
