2-7. REVERSE OSMOSIS MEMBRANES CLEANING (CONT)
Remove brine discharge pipe grooved pipe coupling. Remove two nuts, two bolts, two grooved pipe
coupling halves, and gasket. Remove brine discharge pipe assembly.
Apply thin coat of silicone lubricant (item 5, appendix D) to gasket lips and outside of gasket.
Place gasket over end of brine discharge connection, being sure it doesn't overhang end of connection.
Align end of suction hose coupling with brine discharge connection. Slide gasket to center position between
brine discharge connection groove and suction hose coupling groove. No portion of gasket should overhang
Place grooved pipe coupling halves over gasket. Make sure grooved pipe coupling half keys are in grooves
on brine discharge connection and suction hose coupling.
Install two bolts. Place nuts on bolts and hand-tighten.