5-8. REPAIR LOWER HOUSING ASSEMBLY (Cont'd).
Place screen (4) in lower housing.
Insert thrust roller (12) into disc (10).
Place disc (10) in lower chamber half (9).
Place thrust insert (11) In groove of lower chamber half (9), with smooth edge to the inside.
Place upper chamber half (8) on lower chamber half (9), fitting insert (11) into slot in upper chamber half
Place port gasket (7) over hole in chamber assembly (5).
Place retaining spring (6) in its slot on chamber assembly (5) Retaining spring will sit in slots with
Slide chamber assembly (5) into lower housing Ensure that port gasket (7) is lined up with outlet port in
Check disc (10) to make sure it Is installed correctly by blowing into outlet port on lower housing. It should
nutate with little blowing effort. If it does not nutate freely, make sure you are blowing into outlet port. If it
still does not nutate freely, replace chamber disc assembly.
Place new upper gasket (3) over chamber assembly (5)
Attach lower housing assembly to upper housing assembly (2) finger-tight with four bolts (1), leaving the
four which will attach to the bracket on hypochlorination unit frame.