Symptom 16.7
DETAILED
TROUBLESHOOTING
PROCEDURE
TM 5-5420-226-20-1
VEHICLE
OPERATION
- POWERPLANT,
RUNNING
(Contlnuecl)
POWERPLANT
WARNING
AND DUST DETECTOR WARNING
LIGHT ON, ONE (OR BOTH) DUST
DETECTOR
PRESSURE SWITCH(ES)
TRIPPED, BUT DUST DETECTOR FILTER STRIP DOES NOT
INDICATE
CONTAMINATION
OF INTAKE AIR.
(
I
Chack dust detectorpressureswitch.
l Press plastic cap on preesure switch to reset switch.
l Perform
engine
stall
teat (page 5-33).
l Check indicator
on pressure
switch.
Is dust detactorpressureswitch{es)tripped?
PRESSURESWITCH
LE~
BANK
SHOWN
1
.
Servicedust detactorfilter strip(s)(page 7-116.14).
Return vohicloto aarvlca.
l Perform dust detactor oparstional tast (page
10-298.16).
Y
Is dust detactor preaaure awitch(ea) trippad?
9
Replace dust detactorpressureswitch(aa)(page
Rotum whiclo to aarvica.
4
7-116.7).
Change
3
4-306.13