TM 10-4320-307-24
2-55 OIL DRAIN ASSEMBLY REPAIR/REPLACE (CONT) .
CLEANING/INSPECTION/REPAIR:
Dry cleaning solvent is potentially dangerous. Avoid repeated and prolonged
breathing of vapors and skin contact with the liquid. Do not use near open
flame, arcing equipment, or other ignition source. Always wear eye protection
and protective clothing.
1.
Clean oil drain assembly (1) with dry cleaning solvent.
2.
Inspect lube oil drain hose (2) for damage and see
that hose is secure in hose fittings (3 and 4). Check threads
on hose fittings for damage.
NOTE
Repair is limited to the replacement of damaged
components.
3.
Replace lube oil drain hose (2) if damaged or if more
than 25% of the threads on either fitting (3 and 4) is lost
due to damage.
NOTE
The lube oil drain hose and hose fittings are provided as an
assembly.
4.
Replace drain valve (5) if external damage or
damaged threads are present or if leakage was
previously observed from valve.
5.
Replace nipple (6) if external damage or damaged
threads are present or if leakage was previously
observed from nipple.
INSTALLATION
1.
Install nipple (1) to engine oil pan.
2.
Install drain valve (2) to drain fitting (3).
3.
Install hose (4) by tightening hose fitting (5) on nipple
(1) and hose fitting (6) to drain valve (2).
4.
Replace engine lube oil in accordance with paragraph
2-36
2-225
