Figure 2-76.2. Manually Operated Automatic Valve Position (MODEL ROWPU-1 ONLY)
Filter Normal Valve Positions (Figure 2-76.2). Position the manually operated automatic valve(s) according to positions
listed below and then follow normal start-up procedures (para. 2-17).
Clean/flush outlet valve (1) - closed.
Media filter inlet valve (2) - open.
Media filter backwash inlet valve (3) - closed.
Media filter backwash outlet valve (4) - closed.
Media filter outlet valve (5) - open.
Media filter flush valve (6) - open initially. Closed after forward flush on start-up.
Change 12 2-158.3