TM-9-2815-210-34-2-2
ENGINE ASSEMBLY, DIESEL (MULTIFUEL): NATURALLY ASPIRATED OR TURBOCHARGED, FUEL-INJECTED, WATER-COOLED, 6-CYLINDER
TECHNICAL MANUAL; TROUBLESHOOTING; DIRECT SUPPORT AND GENERAL SUPPORT LEVEL; VOLUME 2 OF 2; PART 2 OF 2
APRIL 1981
TM-9-2815-210-34-2-2 - Page 21 of 968
TM 9-2815-210-34-2-2
d .
Make sure all oil passages are open.
Open clogged passages with compressed
air or by working a stiff wire back and forth. Flush with solvent.
c .
After cleaning, all parts should be covered or wrapped in plastic or paper to
protect them from dust and dirt.
4-4. INSPECTION.
Check all bearing cones and cups.
Refer to Inspection, Care, and Mainte-
nance of Antifriction Bearings, TM 9-214.
b .
Small chips, burrs or scratches in castings that do not go into screw holes
or openings can be repaired.
c .
Check all mating flanges on housings and supports for warpage with a straight
edge or on a surface plate.
Check mating flanges for discoloring. Discoloring of
flanges will mean that oil has been leaking which may mean that flanges are warped.
d .
Check aluminum castings for cracks using penetrant kit. If dye penetrant
inspection equipment is not available, use a magnifying glass and a strong light.
e .
Check all other type castings for cracks with magnetic particle inspection
equipment.
If magnetic particle inspection equipment is not available, use a magni-
fying glass and a strong light.
NOTE
There are no wear limits on gear teeth. Good
judgement is needed to know if parts are good.
f .
Check all gears for cracks, worn teeth, and pitted surfaces.
g .
Check all threaded parts for worn or stripped threads.
4-5. REPAIR.
a.
Smooth out any chips, burrs, or scratches on castings, gears, and shafts.
b .
Weld cracks and small holes in castings. Refer to TM 9-237.
c .
Drill out any bolts or studs broken off in tapped holes.
d .
Drill out threaded holes that are stripped or out-of-round to the next
larger size and retap them.
When putting engine together, use a bolt or stud the
size of the newly tapped hole.
e .
Tell the machine shop to mill warped castings.
Section III.
CLEANING, INSPECTION, AND REPAIR OF
ENGINE COMPONENTS AND ACCESSORIES
TOOLS:
Valve seat replacing tool, pn 11642007
Exhaust valve seat replacer, pn 11642006
Hand reamer, pn 12254220
Air compressor pulley adjusting wrench, pn 10935288
Fuel passages cleaning brush, pn ST 876
SUPPLIES:
Dry cleaning solvent, type II (SD-2), Fed. Spec P-D-680
Air compressor unloader valve gasket
Air compressor intake air cleaner gasket
Air compressor air discharge manifold gasket
4-2
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