TM 5-5420-226-20-1
DETAILED
TROUBLESHOOTING
PROCEDURE
VEHICLE
OPERATION
- POWERPLANT,
RUNNING
Symptom-1
1
ENGINE
WILL
NOT RUN RIGHT.
I
This procedure is to be performed by
two
persons.
The
lead
person
is
referred to as the first technician and
shall direct the activity of the second
person called the second technician.
I
l If STE/lCE is available,
I
perform
Test No. 14:
Compression
Unbalance
(page 4-86).
I
l If STE/lCE is not available,
go to Step @
.
I
Check engine air intake and outlet hoses for
I
Both Technicians
(Top Deck)
I
I
l Open top deck grille doors on both sides of vehicle.
I
I
l Check left and right side air intake hoses and outlet
hoses for damage.
I
I
Are air intake or outlet hoses damaged?
1
Replace damaged
intake (page
7-66) or outlet
hoses
(page 7-81).
/
AIR INTAKE
HOSE
(RIGHT
SIDE SHOWN)
L
I
AIR OUTLET
HOSE
(LEFT SIDE SHOWN)
TA106947
4-258