TM 9-2320-209-34-2-2 FRAME 2 1. 2. 3. 4. GO Put key (l) in wormgear shaft (2). Aline key with keyway in thrust washer (3). CAUTION Key (1) in shaft (2) must clear thrust washer (3). Key must not bind adjusting bearing (4). Damage to equipment may result if needed clearance is not set up. Tap shaft (2) through thrust washer end of housing, rounded end first. Set shaft so that square end sticks out the same distance as noted. Finger tighten adjusting bearing (4). Check clearance of key (1) by turning shaft (2). Shaft must turn freely. TO FRAME 3 17-598