TM 9-2320-209-10-1 FRAME 3 CAUTION If OIL pressure gage (1) does not show correct pressure within 20 seconds or if you notice any unusual noises or vibrations, pull ENG. STOP control knob (2) out and hold it out until engine stops to avoid serious engine damage. 1. Check OIL pressure gage (1). It should show 30 to 40 psi. If it does not show correct pressure, stop engine and tell organizational maintenance. 2. Check battery generator indicator (3). Pointer should be in green area. If it is not in green area, stop engine and tell organizational maintenance. GO TO FRAME 4 4-39