TM 9-2320-362-14&P
Table 3-2.
Unit Troubleshooting (Cont’d)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
5.
ENGINE OIL PRESSURE GAGE DISPLAYS NORMAL READING AND STATUS INDICATOR
ALARM AND LIGHT ARE ON (Cont’d)
Step 7.
Reconnect cable W66 to connector 12J2 on tach/hourmeter
box .
Step 8.
Under engine access cover, check “T” connection on cable
assembly W66 at wire 36.
If “T” connection is loose, tighten connection.
If “T” connection is NOT loose, replace faulty “T”
connector or cable assembly W66 (para 3-26).
END OF TESTING
6.
ENGINE OIL PRESSURE GAGE DISPLAYS NO PRESSURE READING AND STATUS
INDICATOR ALARN
Condition:
AND LIGHT ARE ON (REFER TO FIGURES 3-1 THRU 3-3)
HMMWV engine has been running 10 to 15 minutes. Both
light and alarm tests on status indicator are normal.
NOTE
l
Normal oil pressure is 25-50 psi.
l
Before starting procedure, see para 1-1.
Step 1.
Disconnect cable W64 from connector 12J1 on
box .
Step 2.
Check engine oil pressure gage reading.
tach/hourmeter
If engine oil pressure gage displays normal reading,
go to step 3.
If engine oil pressure gage does NOT display normal
reading, go to step 5.
Step 3.
Reconnect cable W64 to connector 12J1 on tach/hourmeter
box.
Disconnect cable W64 from connector on shelter.
3-16
