TM 9-2320-364-20-22-1683Check transmission oil level (Para 8-3).(1) If transmission oil level is low, turnOFF ENGINE switch and add oil tocorrect level (Para 8-3) and go toStep 2 of this Fault.(2) If transmission oil level is OK, turnOFF ENGINE switch and go to Step 4 of this Fault.TRANSMISSION OIL LEVEL CHECKA cold oil and hot oil check must be made. Oil expands when hot. Overfilling transmission when cold will cause transmission to overheat when transmission warms up, causing damage to transmission.