Tar River SAYA-505 Operator's Manual page 28

No Till Drill SAYA-505, 507
LH (rear)
Note: The Rate adjustment plates are not the same. LH
plate faces the rear of the machine. The RH plate faces
the front of the machine.
Hopper Assembly
RH (front)
Front cup box
Note: Front and rear seed cup boxes can be identified
by examining the shafts. The front seed cup box has
spiral splines while the rear has straight splines.
28
Rear cup box