TM 5-3895-373-20
3.4.
REPLACE ENGINE OIL FILTER/COOLER ASSEMBLY LINES AND FITTINGS - Continued.
A.
REMOVE.
CAUTION
Clean
hoses
and
fittings
before
disconnecting. Always plug or cap
off disconnected fittings to prevent
intrusion of contaminants. Failure to
properly clean and cap off fittings
may result in cooling system or
engine oil system contamination and
equipment damage.
NOTE
Perform
the
following
removal
procedures only as needed to replace
faulty or damaged components.
1.
REMOVE COOLANT HOSES.
a.
Place drip pan below engine oil filter/cooler
assembly.
NOTE
Tie wraps are located as needed to
secure supply and return coolant
hoses away from obstructions.
b.
Remove and discard tie wraps (1).
c.
Tag and disconnect coolant hoses (2 and
3) at engine first. Refer to illustration and
legend as a guide. With the help of
another person to hold the hoses up at the
engine, tag and disconnect the hoses at
the oil filter/cooler assembly.
d.
Drain coolant into drip pan. Dispose of
coolant
in
accordance
with
local
procedures.
2.
REMOVE ENGINE OIL HOSES.
a.
Place machinery wiping towels below
fittings to be disconnected.
b.
If applicable, tag and disconnect harness
connector
from
engine
oil
pressure
transmitter (4) and remove transmitter.
Install a plug in the open port on cross (5).
Install a cap on the exposed threads of the
transmitter.
c.
Remove clamps and tag and remove
hoses. Remove adapters, and fittings
using illustration and legend as a guide.
Remove hoses first, then remove adapters
and fittings.
d.
Drain all residual oil from disconnected
hoses into a drip pan. Dispose of drained
fuel in accordance with local procedures.
e.
Cap or plug exposed hoses or fittings to
prevent oil system contamination.
LEGEND
1.
Tie wrap
10.
Reducing bushing
2.
Coolant hose
11.
Straight adapter
3.
Coolant hose
12.
Oil sampling valve
4.
Engine oil pressure transmitter
13.
Elbow
5.
Cross
14.
Hose assembly
6.
Hose clamp
15.
Straight adapter
7.
Hose
16.
Hose assembly
8.
Hose
17.
Tee
9.
Tee
18.
Straight adapter
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