5-5. PRESSURE REGULATOR ASSY, HYPOCHLORINATION UNIT/REPAIR (CONT).
a. Install new diaphragm (12) on piston plate (13).
b. Screw piston plate (13) into piston assy (11).
c. Screw piston assy (11) into disc (10) in lower housing.
d. Install spring (8) and spring seat (7).
e. Install upper housing (3) with six bolts (5) and
f. Using a 9/16 box end wrench and 9/16 socket and a
rachet tighten nuts and bolts snugly.
g. Install regulator adjustment bolt (1) and tighten jam
h. Install drain plug (14) and tighten snugly with pipe
i. Return unit to service.