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TM 5-4320-306-24
3-10. REPLACE/REPAIR OIL PAN ASSEMBLY (Continued)
CLEANING/INSPECTION:
WARNING
Death or serious injury could occur if diesel fuel oil is not
handled carefully. Use in a well-ventilated area away from
open flame, arcing equipment, ignition sources, heaters, or
excessive heat. Always store fuel in proper, marked con-
tainers. DO NOT SMOKE.
1 Clean oil pan and intermediate bottom with diesel fuel oil. Inspect for rust, corrosion, dents, or
distortion
2 Scrape all traces of the gaskets and sealing compound from the sealing surfaces of the oil
pan, intermediate bottom, and engine crankcase.
3 Inspect the oil pan and intermediate bottom for dents, distortion, and torn or elongated
mounting holes that would prevent proper sealing.
4 Inspect threads in oil drain port in oil pan.
REPAIR:
1 Repair minor oil pan damage. File nicks or burrs. Remove rust with sandpaper, then clean.
2 Reshape oil pan (4) and intermediate bottom (6) as required. Replace if torn or punctured
during reshaping.
3 Replace oil pan if, after repair, the sealing flange does not rest evenly when inverted on a flat
surface.
4 Repair minor thread damage in oil pan oil drain port by running tap or die along threads to
remove burrs. Replace the oil pan if more than 25% of the thread is lost due to damage or
during repair.
INSTALLATION:
1 Slide oil pan (4) under the engine.
2 Apply sealing compound to the sealing surface of the oil pan flange, and install the lower
gasket (7).
3 Apply sealing compound to the lower sealing surface of intermediate bottom (5) and place the
bottom on lower gasket (7).
4 Apply sealing compound to the upper sealing surface of intermediate bottom (5) and place
upper gasket (6) on top of the intermediate bottom.
5 Apply sealing compound to the sealing surface of the crankcase bottom flange.
6 Using screws (1) and washers (2), secure bushings (3) and oil pan (4) with assembled
gaskets to the bottom flange of the crankcase. Tighten screws (1) alternately, until oil pan is
secured to the crankcase.
7 Wipe excess sealing compound from the oil pan and crankcase.
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