TM 9-2320-209-34-2-3 f. Assembly. FRAME 1 1. 2. 3. 4. 5. 6. 7. GO Hold drum shaft gear (1) and shaft (2), alining two keys (3) in shaft with keyway in hub of drum shaft gear. Press shaft (2) through drum shaft gear (1) until keys (3) are seated in drum shaft gear hub. If oil seal (4) was taken out, press new oil seal into gearcase (5). Press bearing (6) into gearcase (5). Put drum shaft gear (1) with shaft (2) into gearcase (5). Place bearing (7) in gearcase (5). Slide drive worm (8) into gearcase from the other side. Mesh drive worm with drum shaft gear (1). Aline drive worm (8) with bearing (7) and hold in place. Using a soft-faced hammer, tap drive worm. Seat bearing in gearcase (5). TO FRAME 2 18-54