TM 5-3895-373-20
7.17.
REPLACE DCA AND PRESSURE TRANSMITTERS - Continued.
A.
REMOVE - Continued.
7.
REMOVE TACHOMETER
SIGNAL
GENERATOR AND ENGINE COOLANT
TEMPERATURE TRANSDUCER.
Do not remove the engine coolant
temperature
transducer
or
tachometer signal generator when
the engine is hot; steam and hot
coolant
can
escape
and
burn
personnel.
Use a clean, thick, waste cloth or like
material to remove the engine coolant
temperature transducer. Avoid using
gloves. If hot water soaks through
gloves, personnel could be burned.
a.
Allow engine to cool before removing
tachometer signal generator (55) and
engine coolant temperature transducer
(56).
b.
Tag and disconnect tachometer signal
generator (55) from DCA harness.
c.
Use crowfoot wrench to unscrew swivel
nut and
remove
tachometer
signal
generator (55).
d.
Disconnect engine coolant temperature
transducer
(56)
from
DCA
harness.
Remove tie wrap if necessary.
e.
Place
machinery
wiping
towel
below
engine coolant temperature transducer
(56).
f.
Unscrew engine coolant temperature
transducer (56). Hold pipe bushing (57)
with backup wrench if necessary. Plug
open port of bushing with 1/4 in. pipe
plug to prevent coolant leakage.
g.
Wipe up coolant spillage with cleaning
cloths. Leave machinery wiping towel in
place.
GO TO NEXT PAGE
7-124
