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Replacing the Stem O-ring

    Preparations
  • Turn off all shut off screws (see video)
  1. Steps
  2. 1. Remove the two screws on the button plate (PH10-3) and remove the button plate (PH10-2)
  3. 2. Remove the two screws (PH10-7) holding the butterfly plates (PH10-9-1HR | PH10-9-1HL | PH10-9-2 | PH10-9-3HL | PH10-9-3HR) and remove the butterfly plates(PH10-9-XX)
  4. 3. Remove the stem O-ring retainer (PH10-110)
  5. 4. Place the the sharp twisted side of the stem O-ring (XXX) tool onto a stem O-ring (M4H-10B) and turn. The pin should grab hold of the O-ring (M4H-10B), then pull out to remove the stem O-ring (M4H-10B).
  6. 5. Place the new stem O-ring (M4H-10B) onto the stem (PH10-89) and the use the opposite side of the stem O-ring tool to seat the stem O-ring (M4H-10B) onto the stem (PH10-89)
  7. 6. Replace the stem O-ring retainers (PH10-110) ensuring that the crossed side of the retainers is facing up.
  8. 7. Replace the butterfly plates (PH10-9-XX)
  9. 8. Reinsert the butterfly screws (PH10-7) and butterfly retainer (PH10-8) and screw tightly (don't overtighten!), make sure the butterflies (PH10-9-XX) are snuggly seated
  10. 9. Place button plate (PH10-2) back on the handle and tighten screws (PH10-3)
  • Cleanup
  • Turn the shut-off screws back to the on position
  • Parts needed
    Part No. Description Price Add to cart
    PH10-3 Button Plate Screw 0,17 € Buy
    PH10-2 Button Plate (Black) 3,04 € Buy
    PH10-7 Bottom Plate Screw 0,17 € Buy
    PH10-110 0,00 € Buy
    PH10-8 Butterfly retainer 0,41 € Buy
    M4H-10B 0,00 € Buy
    PH10-89 Valve Stem - Santoprene 1,67 € Buy
    PH10-9-1HL Plate - 1Hole-Left Hand 3,04 € Buy
    PH10-9-1HR Plate - 1Hole - Right Hand 3,04 € Buy
    PH10-9-2H Butterfly plate - 2 hole 3,04 € Buy
    PH10-9-3HL Butterfly plate - 3 hole left 3,04 € Buy
    PH10-9-3HR Plate - 3Hole - Right Hand 3,04 € Buy