Tappet; Outline Of Tappet; Structure Of Tappet; Function Of Tappet - Kubota D1803-CR-E4 Workshop Manual

MECHANISM
2. Engine body

2.17 Tappet

2.17.1 Outline of tappet

The tappet converts
reciprocating motion.

2.17.2 Structure of tappet

The tappet receives the push rod with an push rod
seat.
(1) Tappet

2.17.3 Function of tappet

The tappet converts
reciprocating motion.
Receives cam force on the surface.
Further, the cam and tappet are set with centers slightly
offset and the tappet rotates while the engine is running
so uneven wear does not readily occur.
D1803-CR-E4,D1803-CR-TE4,D1803-CR-TIE4,V2403-CR-E4,V2403-CR-TE4,V2403-CR-TE4BG,V2403-CR-TIE4
cam rotation into linear
cam rotation into linear

2.18 Push rod

2.18.1 Outline of push rod

The push rod transfers tappet movement to the rocker
arm.

2.18.2 Structure of push rod

The push rod is mounted so as to contact the tappet
and rocker arm.
(1) Tappet side
(2) Push rod
4. ENGINE
(3) Rocker arm side
4-11
KiSC issued 12, 2018 A