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781Mini Series Spray Valve
13
CAUTION
Do not over-tighten the QR clasp thumb screw. Doing so can break
the screw.
7. Fully install the QR clasp as follows:
a. Partially thread the QR clasp thumbscrew into the air
cylinder body.
b. When the thumbscrew is engaged, rotate the fluid body to
the required alignment.
c. Finger-tighten the thumbscrew to fully secure fluid body to
the air cylinder.
8. Reconnect the actuating air, nozzle air, and fluid supply to the
valve.
9. Turn the stroke control knob clockwise until it bottoms out.
If the zero on the reference ring does not match up with the
reference mark on the actuator body, adjustment is needed.
Refer to “Valve Stroke Calibration” on page 10.
Zero (0) and reference mark lined up,
indicating that the stroke control is
properly calibrated.
Service (continued)
Cleaning the Wetted Parts (continued)
Reassemble the Wetted Parts (continued)
