Yanmar YM276 Service Manual page 603

P K U N I
- W H t E L DRIVE
OPERATION
250-40-1
A -Shift Laver F
-
Differential Drive Shan
K
-
FrontDriveShaft P
-
Final Reduction Gsar
B -ShiftArm G
-
Propeller Shrfi L
-
Driveshaft Pinion
0
-
Frontwheel
Hub
C -Sliding Gear H
-
Front Differential DrirsShsfi
M- Upper Bevel Gear R
-
Ball Coupler Joints
D
-
Front DrivePTO Shaft
I
-
Front Differential
N
-
Spindle Shaft
E
-
Front Drive Gears
J
-
RingGsar 0
-
Lawsr Bevel Gear
When front wheel drive shift lever ( A ) is moved forward
Drive shaft pinion ( L l meshes with upper bevel pinion
t o
"ON"
position of front wheel drive, shift arm (El ( M )
and this upper bevel pinion is on lower bevel pinion
pushes sliding gear (C) forward t o engage front wheel ( 0 ) . 60th upper and lower bevel pinion rotate with needle
drive. bearingsover spindle shaft (NI.
This gear. which is splined t o front wheel drive PTO shaft Lower bevel pinion meshes with final reduction gear
(PI.
(D(,
rotates propeller shaft (GI through ball coupler joint
The power from lower bevel pinion is transmitted t o
(Rl. This power i s transmitted t o front differential drive
front wheel hub ( 0 1 through final reduction gear (PI.
shaft (HI, ringgear
(J)
and drive s h a f t pinion
(L).
SME276011/8304
YM276and 276D
Kinornoto, Printed in
Japan