ENGINE OIL PRESSURE GAGE SHOWS INCORRECT PRESSURE DURING OPERATION

TM9-2320-270-20-1

TROUBLESHOOTING - CONTINUED

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

7. ENGINE OIL PRESSURE GAGE SHOWS INCORRECT PRESSURE DURING OPERATION (MORE THAN

70 PSI OR LESS THAN 50 PSI) CONTINUED.

Install side panels and hood (TM 9-2320-270-10). Using multimeter set at

Step 6.

30 vdc, put red probe on oil pressure gage terminal (1) and black probe

on panel (2).

a. If meter reads no voltage, close instrument panel (page 4-244) and

notify direct support maintenance.

b. If meter reads voltage, replace oil pressure gage (page 4-259).

c. If engine oil gauge still shows incorrect pressure during operation,

close instrument panel (page 4-244) and notify direct support

maintenance.

TA239619

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