TM 9-2815-250-24&P 3-23. OIL PRESSURE TEST (continued). b. Install oil pressure gage (4) on flexible connector (5), and install flexible connector (5) on fluid passage bolt (3). c. Start the engine and allow it to warm up.  Run the engine at the speeds indicated in Table 3-1, and check the oil pressure gage. Table 3-1.  Oil Pressure Speed in rpm Normal Oil Pressure Minimum Oil Pressure 900 1.2 to 2.5 bar (17.4 to 36.3 psi) 0.4 bar (5.8 psi) 1500 1.8 to 3.5 bar (26.1 to 50.8 psi) 1.0 bar (14.5 psi) 2300 2.5 to 4.5 bar (36.3 to 65.3 psi) 1.8 bar (26.1 psi) 3000 3.5 to 5.0 bar (50.8 to 72.5 psi) 2.5 bar (36.3 psi) FOLLOW-ON TASKS: None 3-71