Property of Ultrasonic Power Corporation -
© 2022
Publication Number UPC220504-001
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4. Check for plumbing for leaks.
5. Inspect pump for damage and/or loose wires.
6. Turn pre-strainer valve to "OFF" position. Unscrew
transparent pre-strainer and remove contaminants from
mesh screen. Return screen to pre-strainer. Ensure
washer is seated properly. Hand-tighten pre-strainer
back in place. Return pre-strainer valve to "ON"
position.
7. Return filter valve to desired position.
NOTE: If damage is visible at any of these steps, contact
Ultrasonic Power Corporation service department for repair or
replacement.
Filter Housing
Pre-Strainer
