Valve Guide Seal: Service and Repair

REMOVAL
1. Using valve spring compressor tool No. 09222-28000 and 09222-28100, or equivalents remove the retainer lock, then remove the spring retainer, valve spring, spring seat and valve.

NOTE: Keep these parts in order so they can be reinstalled in their original positions.






2. Remove the valve stem seals with pliers, and discard.

NOTE: Do not reuse the valve stem seals.

INSTALLATION






After installing the spring seat, fit the stem seal onto the valve guide, then position valve stem oil seal installer tool No. 09222-32100, or equivalent, over seal and by lightly tapping on tool, seat the seal.

NOTE:
- The seal is installed in the specified position by means of the tool.
- Incorrect installation of the seal will adversely affect the lip I.D. and eccentricity, resulting in oil leaking down the valve guides. Therefore, when installing, be careful not to twist the seal.
- Do not reuse old stem seals.