John Deere約翰迪爾強鹿柴油發動機氣門閥組件的拆卸

NOTE: A small magnet may be used to aid removal ofvalve retainer locks.

1. Using JDE138 Valve Spring Compressor, compressvalve springs far enough to remove retainer locks (D).

2. Release spring tension and remove valve rotator (C)and valve spring (B).

3. Remove valves from cylinder head.

NOTE: Identify all parts for assembly in same location.

4. Remove valve stem seals (A) (if equipped) from valveguide tower.

A—Valve Stem Seal

B—Valve Spring

C—Valve Rotator

D—Retainer Locks