TM 5-3895-379-23
TROUBLESHOOTING PROCEDURES - CONTINUED
0006 00
Table 2. Electrical Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
Warning and Indicator Lights Do Not 13. Check for power to hourmeter 1. If 24 to 28 Vdc are not measured
5.
pressure switch. Disconnect
at terminal 2 (wire 123-WH), turn
Operate - Continued.
harness
connector
from
engine start switch to OFF position
hourmeter
pressure
switch
and turn battery disconnect switch
connector.
Turn
battery
OFF. Repair or replace wire 123-
disconnect switch and engine
WH and connectors (WP 0108
start switch to ON position (TM
5-3895-379-10). Set multimeter
to measure Vdc. Touch positive 2. If 24 to 28 Vdc are measured at
terminal 2, go to Step 14.
(+) probe of multimeter to
terminal 2 (wire 123-WH) and
negative (-) probe of multimeter
to good ground.
14. Connect a jumper wire from 1. If warning and indicator light
terminal 1 to terminal 2 of harness
operate,
replace
hourmeter
connector.
Turn
battery
pressure switch (WP 0084 00).
disconnect switch and engine
start switch to ON position (TM
5-3895-379-10).
2. If warning and indicator light do
not operate, remove jumper wire.
Connect harness connector to
hourmeter
pressure
switch
connector. Go to Step 15.
HOURMETER
HARNESS
PRESSURE
CONNECTOR
SWITCH
WIRE 123-WH
PIN 2
PIN 1
401-201
0006 00-70
