TM 9-2350-256-20-1
0050 00
Troubleshooting Procedure
Engine Oil Pressure Gage
Symptom
Engine oil pressure gage malfunctioning.
Malfunction
Engine oil pressure gage does not operate. Do steps 1 thru 7.
CORRECTIVE ACTION
WARNING
Remove all jewelry such as rings, dog tags, bracelets, etc. If jewelry contacts a metal surface a direct
short may result in instant heating of tools, damage to equipment, and injury or death to personnel.
1.
Remove three screws (1), three lockwashers (2), two screws (3), two lockwashers (4), and ground strap
(5) and release gage panel (6) from mounting brackets. Remove gage panel to bulkhead wiring harness
from gage panel. Place red lead of multimeter in socket K of wire 27 and black lead to ground. Turn
MASTER switch on and check for voltage. Turn MASTER switch OFF. If voltage is present, go to step
2. If voltage is not present, troubleshoot power control lever circuit.
0050 00-3
