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TM5-4210-229-14&P
4-87. TURBOCHARGER REPLACEMENT
This task covers:
a. Removal
b. Installation
Tools
General Mechanics Tool Kit
Materials/Parts
Turbocharger (1806078C91)
Oil (Appendix D, Item 37)
General Safety Instructions
Engine OFF.
Transmission in (N) neutral.
Parking brake set.
Batteries disconnected.
REMOVAL
a.
Remove the exhaust elbow (1) by removing hex
head cap screws, nuts and lockwashers.
NOTE
The exhaust sleeve is loosely held and must be sup-
ported when removed.
c.
Disconnect the oil inlet tube (2) and drain tube
(3) from the center housing. Remove and
discard all tube gaskets.
d.
Loosen the clamps and remove the air cleaner
hose (pipe) from the compressor housing.
e.
Loosen the clamps on the air crossover tube
hose (4) at the air compressor housing. Posi-
tion these parts away from the turbocharger (5).
f.
Remove all four turbocharger mounting bolts
and lift the turbocharger (5) from the exhaust
manifold (6).
g.
Remove the turbocharger gasket from the
exhaust manifold.
h.
Cover or plug the exhaust manifold (6) and air
tubes.
INSTALLATION
NOTE
Prevent the entrance of foreign material by covering or
plugging all openings into the turbocharger. Covers
must remain in place until the turbocharger is installed
and all connections are secured.
a.
Be sure all elbows and hoses are clean before
installing them. Check the air cleaner, air in-
duction system and engine exhaust manifolds
for foreign material.
b.
Inspect turbocharger mounting pad on the
manifold for presence of foreign material.
c.
Using a new gasket, place the turbocharger
(5) on the exhaust manifold (6) and install the
four bolts and nuts. Do not tighten at this
time.
4-99
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