Hypochlorite solution is toxic to skin and eyes. Avoid
repeated or prolonged contact. Wear skin and eye
protection to prevent personal injury.
There are two check valves in the hypochlorination unit.
Both are removed/installed the same, One is shown.
a. Loosen tube nut (1) and separate pump discharge tube (2) from check body (3).
b. Remove check valve washer (4), check valve tit (5), check body (3), and washer (4).
a. Inspect check body for damaged threads. Replace as required.
b. Inspect check valve washers and check valve tit for damage. Replace as required.
Mate longest end of check body with liquid head,
a. Install check valve washer (4), check body (3), check valve tit (5), and washer (4).
b. Install pump discharge tube (2) and tube nut (1).
END OF TASK
4-24. REPAIR CHECK VALVE. Repair of the check valve is limited to replacement of components. For
procedure to replace check valve components, see Replace Check Valve, paragraph 4-23.