TM  10-3930-638-24&P 3-19.   TRANSMISSION   MAINTENANCE   (cont) PROCEDURE NORMAL STEP INDICATION REMARKS 7 Operator’s com- a. Ignition switch ON partment b. START switch Depress Engine  starts c. Direction selector N d.  Accelerator  pedal Depress Pressure gage indicates Para  3-17,  HIGH  TRANS- between 15 to 25 PSI MISSION  OIL  TEMPERA- at 2000 RPM engine TURE; LOSS OF DRIVE speed IN ALL RANGES, step 3; LOSS OF POWER e. Ignition switch OFF AND/OR  LOSS  OF DRIVE IN ANY ONE RANGE, step 2 8 Engine  com- a. Pressure gage Disconnect From  transmission  lube partment, pressure port transmission b. Lube pressure Reinstall In transmission lube pres- port plug sure port 9 Wheels Wheel chocks Remove Checks  completed a. Transmission Pressure Checks (cont). 3-129