TM 9-2320-366-10-12-27. VEHICLE OPERATION (CONT)NOTEOil pressure will increase when engine speed increases and will decrease when engine speed decreases.(9) Check that OIL PRESS gage (9) reads between 15-80 psi (103 -552 kPa). If OILPRESS gage reads in red zone and engine oil pressure indicator (10) is illuminated,shut down engine (para 2-27f) and perform Engine Troubleshooting (para 3-3).NOTE• If FRONT BRAKE AIR and REAR BRAKE AIR pressure gages do not readbetween 65-120 psi (448-827 kPa) after engine warm-up, shut down engine(para 2-27f) and perform Air System Troubleshooting (para 3-3).• FRONT BRAKE AIR and REAR BRAKE AIR indicators will illuminate (red)and audible alarm will sound until air pressure is approximately 65 psi (448kPa).(10) Check that FRONT BRAKE AIR pressure gage (11) and REAR BRAKE AIR pressuregage (12) read between 65-120 psi (448-827 kPa). FRONT BRAKE AIR indicator(13) and REAR BRAKE AIR indicator (14) illuminate (red) and audible alarm (15) willsound until both gages reach approximately 65 psi (448 kPa).2-222 Change 1
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