Diaphragm Valve; Actuator - Wayne Vista Series Service

7.2.2.

Diaphragm Valve

Note: Before removing any parts from the diaphragm valve, trip the impact valve,
and shut OFF the submersible pump for the product in question.
1. Remove the three (3) bolts which secure the diaphragm valve to the
2. Remove the three (3) bolts which secure the diaphragm valve to the meter
3. Remove the two (2) bolts which secure the diaphragm valve to the rear of
4. Remove the two screws which secure the actuator to the diaphragm cast-
5. Install the actuator onto the new diaphragm casting and reinstall the
6. Check operation and inspect for leaks.
7.2.3.

Actuator

Note: Before removing any parts from the diaphragm valve, trip the impact valve,
and shut OFF the submersible pump for the product in question.
1. Remove the diaphragm as in Section 7.2.2.
2. Remove the actuator from the diaphragm valve casting by first removing
3. Install the new actuator, and reinstall the diaphragm.
4. Check operation and inspect for leaks.
68
Part No. 917543 Rev. A
strainer casting.
support.
the junction box, and pull the diaphragm valve free.
ing and remove the actuator.
diaphragm, using the reverse procedure. Be sure to use a new gasket
between the diaphragm and the strainer casting.
the two screws which secure it.
November 1992