TM 9-2350-230-12
Malfunction
Probable cause
Corrective action
ENGINE - Continued
11. High oil consumption
a. External leakage
a. Inspect oil filter, hose connec-
tions, and valve cover gasket
for leakage.
Tighten or re-
place as required.
b. Internal leakage
b. Remove air inlet elbow
and inspect turbocharger
for evidence of oil. Notify
support maintenance
personnel if internal
leakage exists.
c. Breather restriction
c. Clean and repair or replace
d. Clean engine breather air
box collector drain and
inspect for restriction.
e. Internal engine damage
e. Notify support maintenance.
12. Low oil pressure
a. Pressure indicator in-
a. Check for loose electrical
operative
and gage.
Check oil pressure with
positive pressure gage
if faulty.
b. Oil quantity may be low
b.
Fill to proper level in ac-
cordance with LO
9-2350-230-12.
c. Improper oil for prevailing
c.
Consult LO 9-2350-230-12
temperature
for proper grade of oil.
d. Poor oil circulation
d.
Replace oil filter element
if clogged.
A plugged
oil cooler is indicated by
high oil temperature.
a.
smoke
restricted air inlet causes
air. Locate and clear the
obstruction.
Check for obstruction in
8-17