Kohler — Servicing the Adjustable Jets (Brass)

Maintenance · Brass adjustable jets

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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Procedure

1. Remove two screws securing retainer to jet housing.
2. Pull on center of ball and remove assembly from housing; use small Phillips screwdriver in screw hole if necessary.
3. Disassemble assembly into ball, O-ring, retainer, and plastic insert bearing.
4. Remove trim ring only if it is damaged. It may be sealed with RTV sealant.
5. Replace parts as required and clean all surfaces before reassembly.
6. If trim ring removed, remove dirt, grease, moisture, and RTV from jet housing flange.
7. Apply RTV sealant to underside lip of trim ring.
8. Carefully snap trim ring into flange on tub; ensure dimples align with notches in jet housing.
9. Apply light film of lubricant to two O-rings and plastic insert bearing.
10. Install O-rings on retainer; one inside, one in groove on outside of retainer.
11. Assemble ball and plastic insert bearing into retainer.
12. Insert ball and retainer into jet housing, being careful not to drop plastic bearing into housing.
13. Align screw holes and secure retainer to jet housing.
14. Tighten screws until ball moves freely with slight side to side pressure.

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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