6. Operation
46 PNEG-2343 U-Trough Free Flow Unloading System
Unloading
Figure 6B Center Unloading Figure 6C Off - Center Unloading
1. Gate controls include interlocks to prevent off-center unloading. The outer gates cannot open without
the inner intermediate gates opening. The inner intermediate gates cannot open without the center
gate opening. (See Figure 6D.)
Figure 6D
ALWAYS UNLOAD FROM THE CENTER GATE FIRST. Unloading from the
intermediate gates when the bin is still mostly full, causes excessive stress on the
grain bin and can cause the grain bin to be damaged or collapse.
Ref # Description
1 Center Gate Control
2 Intermediate Gate Control