Yanmar YM155d Service Manual page 135

(5) Attach the
(3)
grease nipple.
NOTES:
a) iPhe plate should be parallel to the center when
press-firting the (4) bushing.
b) The (7) castle nut should be fastened so there is no
play benveen the ( I ) front axle bracket and the (2)
front axle, furthermore the front arle should swing
smoothly.
C ) Insert the ( 5 ) center pin after it has been completely
greased.
d ) Be sure rhar the ( 8 ) cotrer pin 4 x 30 of the ( 5 )
cenrer pin is placed in the hole horizontaNy, as shown
in the iNusnation Do not place it in the vemmcaI
position
e) (4) bushing ( 2 pcs) length:
0.9449 in (24 mm)
-
YMI55
0.9843 in ( 2 . 5 mm)
-
YM135
5. BRAKE DRUM ASSEMBLY
(1) Attach the (2) "0" ring S 16 to the (1)
brake cam shaft. Insert the (3) brake cover, and
attach the (4) brake cam shaft ring.
(2) Attach the (6) brake shoe return spring
1 0
the (5) complete brake shoe. Attach the brake
cam shaft (step 1) to the brake shoe (step 2).
(3)
Insert the (7) brake cover packing between
the step 1 and step 2 parts. Attach the (8) rear
axle housing, and secure it with the (9) nut 8.
NOTES:
a) Tightening torque for the (9) nut 8: 9-12 fr lbs
(0.13-0. 17 kg
m).
b) There is no need to apply sealent ro the (7) brake
cover packing.
171 Brake cover packing
Spring washer 8
(91 Nut 8
Stud b o l t 8 x 1 7
16)
Brake shoe return spring
IS1 Complete brake shoe
I31 Brake cover
(41 Brake camshair
ring
12)
O-ring
516
Ill
Brake camshaft
(81 Rear axle housing