TM 9-2320-209-34-2-3 FRAME 4 1. Put a coat of clean oil on bearings (1 through 7), Turn each bearing slowly by hand. Each bearing must turn smoothly and freely without binding. If bearings are damaged, get new ones. 2. Check that ball bearings (1 through 6) and two roller bearings (7) have no pitting, wear or any other damage. If bearings are worn or damaged, get new ones. 3. Check that bearing cages have no cracks or other damage. If bearing cages are worn or damaged, get new bearings. GO TO FRAME 5 18-248