Replace compression plate (7) making sure that the tube guides (8) seat in the filter tubes (9).
Replace O-ring (5) and filter cover (4).
Ensure all filter tubes are properly seated before tightening eyenuts.
Slide eyenuts (1) with washers (2) into cover brackets (3) and tighten in the order shown (fig. 3-11).
Attach quick disconnect to vent (6). Operate ROWPU and check for leaks.
Figure 3-11. Cartridge Filter End Cover (Eye Nut Tightening Sequence)
BACKWASH PUMP STRAINER (refer to fig. 3-12).
Shut down ROWPU in normal manner (para. 2-31).
Loosen T-handle screw assembly (1) by turning to the left to release pressure on the strainer cap (4).
Loosen the two bolts (2) and swing the yoke (3) and the T-handle out of the way as shown.
Using the two ears on the strainer cap (4), twist back and forth until it loosens and lifts off the strainer
Remove the gasket (5) and discard if it is damaged or unserviceable.
Lift handle on strainer screen (6) and remove screen from the strainer housing (8).
Remove drain plug (7) from the bottom of strainer housing.
Flush strainer housing (8) with product water to remove foreign matter and dirt.
Flush strainer screen (6) with product water. Make sure that all the holes in the screen are open.