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Home›Repair guides›Kohler›Servicing the Actuator/Aspirator Assembly

Kohler — Servicing the Actuator/Aspirator Assembly

Maintenance · Air actuator/aspirator assembly

From a Kohler service manual covering: 60388-M, 60660-H, 60660-M, 60661-H, 60661-M, 60662-M, 60663-M, K-1409-SA, K-1410-SA, K-1422-SA, K-1482-SA, K-1484-SA…. Check it applies to your exact model before use.

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Before you start

  • Turn GFCI OFF before servicing.
  • Tapered trim cap may be sealed with RTV sealant. Use care when removing as not to damage finish.
  • Do not allow plastic tube to fall inside tub enclosure. You may not have access to recover the tube.
  • Do NOT remove housing from body unless it is seriously damaged.
  • Use teflon tape on housing threads; avoid the use of RTV silicone sealant on threads.

Procedure

  1. Gently pry dual control aircap from air control actuator assembly.
  2. Gently pry tapered trim cap from housing.
  3. While pulling outward on air control actuator assembly, depress both retainer tabs and remove assembly from housing.
  4. Remove air bellows from housing. Remove plastic tubing from air bellows.
  5. Remove housing from body using a special tool, turning counterclockwise.
  6. Remove gasket.
  7. Replace parts as necessary.
  8. Install housing into body from inside of bath and tighten clockwise; use teflon tape on housing threads.
  9. Attach plastic tubing to bellows. Install air bellows and gasket in housing.
  10. Install air control actuator assembly in housing, aligning lugs, grooves and retainer tabs; press and snap into place.
  11. Apply small amount of RTV sealant under tapered trim cap and press onto housing.
  12. Align drive lugs with matching holes in underside of dual control aircap and press aircap onto assembly.
  13. Fill Whirlpool Bath, turn GFCI ON and test for proper operation.

Tools required

  • Special tool (for housing removal, available from Kohler Consumer Affairs) Amazon
  • Teflon tape Amazon
  • RTV sealant Amazon

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Source: Kohler service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.

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