Check John Deere Engine Valve Rotor Inspection and Valve Installation Steps

 This article mainly introduces Check John Deere engine valve rotor inspection and valve installation Steps

05.2022 John Deere Service Advisor 5.3.182 CF Diagnostic Software

Insure that valve rotators turn freely in both directions.
Replace if defective.

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07.2022 John Deere & Hitachi Parts ADVISOR Parts Catalog EPC(CF＆AG＆CCE)

INSTALL VALVES
1. Apply engine oil to valve stems and guides.
2. Insert valves in head (in same location as found
   during removal).
   NOTE: Valves must move freely and seat properly.
3. Using JDG678 Valve Stem Seal Installer (A), slide
    seal (B) over valve stem and onto valve guide tower (C).
4. Install valve springs and rotators.
5. Compress valve springs using JDE138 Valve Spring
   Compressor and install new keepers on valves.
   NOTE: After having installed the valves, strike end of
  each valve three times with a soft mallet to
  ensure proper positioning of the keepers.