TM 5-5420-226-20-1
DETAILED
TROUBLESHOOTING
PROCEDURE
Symptom 16.12
VEHICLE
OPERATION
- POWERPLANT,
RUNNING
(Continued)
LOW
POWER,
EXCESSIVE
BLACK
SMOKE,
ONE OR BOTH
FILTERS
REQUIRE
FREQUENT
I
Inspect air cleaner section for accumulation of foreign
l Remove inspection
plugs.
l Shine light into lower inspection
hole.
1
Does pre-cleanar saction contain foreign matter7
Inspect air cleaner filter alemant door gaskat.
IOpen air cleanerdoor (page 7-114) and inspect
gasket for dust leakage (page 7-115).
I
Is door gasket leaking?
(page 7-114).
Replace air cleaner filter ele-
PLUG
ment (page 7-93).
Change
3
4-306.25
