Grain Systems Bucket Elevtors, Conveyors, Series II Sweeps PNEG-1597 - Manual (Page 12)

4. Assembly
12 PNEG-1597 Sweep Tractor and Control Panel Assembly Instructions
4. Slide the tractor axle through the left side of the pillow block bearing and the lock collars so as to pass
through the right side of the pillow block bearing. Make sure the keyway of the shaft is on the left
hand side of the tractor.
NOTE: Do not tighten the pillow block bearing lock collars yet.
5. Assemble the 40 tooth sprocket to the tractor axle using a 3/8" square x 1-3/4" key. Temporarily
tighten the sprocket to the key and the shaft. Final adjustment of the sprocket placement will occur
after the chain is installed.
6. Mount the wheel hubs to the tractor axle using 3/8"-16 x 2-1/2" hex head cap screws and stover
lock nuts. (See Figure 4B.)
Figure 4B
NOTE: Lock collars on inside of frame.