TM 9-2320-209-20-3-4 FRAME 2 1. Using 6-inch ruler, measure distance between drum flange (1) and cross chain bracket (2), and distance between drum flange (3) and cross chain bracket (4) as shown. Distances should be equal. 2. If distances measured in step 1 are not equal, using 15/16-inch wrenches, turn adjust- ing screws (5) on cross chain brackets (2 and 4) until distances are equal. GO TO FRAME 3 19-84