2-4. ASSEMBLY AND PREPARATION FOR USE (CONT)
Aline end (without coupling) of black rubber high pressure hose with connection. Slide gasket to center
position between connection groove and hose groove. No portion of gasket should overhang grooves.
Place grooved pipe coupling halves over gasket. Make sure grooved pipe coupling half keys are in
grooves on connection C-7 and hose.
Install two bolts. Place nuts on bolts and hand-tighten.
Overtightening nuts may cause gasket to pinch. Tighten nuts only until coupling halves are firmly
Tighten nuts alternately and equally until grooved pipe coupling halves are firmly together. REVERSE
OSMOSIS BLOCK ASSEMBLY
Attach 4 in. x 100 ft hose sections to product water connection C-25 and brine waste connection C-8
on reverse osmosis block assembly as required (up to five hoses for both connections).