TM 5-5420-226-20-1
.—
Symptom 16.11
DETAILED
TROUBLESHOOTING
PROCEDURE
.
VEHICLE
OPERATION
- POWERPLANT,
RUNNING
[Continued)
DUST
DETECTOR
PRESSURE
SWITCH(ES)
TRIPPED,
BUT DUST
DETECTOR
WARNING
LIGHT
AND
POWERPLANT
WARNING
LIGHT
DO NOT COME
ON WHEN
ENGINE
IS RUNNING.
Check praasuro switches for continuity.
l Set MASTER
BATTERY
switch OFF.
l Disconnect
connector
of engine
wiring
harness
12314608
(circuit
510 L) from
right
and
left dust
detector
pressure
switches.
l Set multimeter
to read ohms Xl.
l Check for continuity
across
switch terminals.
Does continuity
exist across switch terminal?
m
l Replaca dust datector pres-
sure switches (page 7-116.7).
HARNESS
h
DETECTOR
12314608
PRESSURE SWITCH
CONNECTOR
/
LEFT BANK
SHOWN
Change
3
4-306.21
