POWR
5-35
61U5H11
Power unit
Disassembling the oil seal housing
1.
Remove the oil seals and O-ring.
Removing the piston, connecting
rod assembly and crankshaft
assembly
1.
Remove the connecting rod bolts and the
connecting rod caps, and then remove
the piston with connecting rod.
NOTE:
9
Mark each piston with the identification
number
a
of the corresponding cylinder.
Also, mark each connecting rod and con-
necting rod cap with an identification num-
ber
b
as shown.
9
Be sure to keep the bearings in the order as
they were removed.
9
Do not mix the connecting rods and caps.
Keep them organized in their each groups.
2.
Remove the crankshaft assembly.
Disassembling the piston and con-
necting rod assembly
1.
Remove the piston pin clips
1
with pli-
ers, and then remove the piston pin
2
,
needle bearings
3
and washers
4
.
2.
Remove the top ring
5
and 2nd piston
ring
6
.
Checking the bearing
1.
Check the needle bearings, main bearing
and ball bearing for pitting or rumbling.
61U50410
1
2
3
5
6
61U50420
4
a
61U50660
61U50400
b
6G450320
61U50930
61U5H11_05_1 06.2.10 17:22 Page 38
Содержание E115A
Страница 1: ...115B SERVICE MANUAL 61U 28197 5H 11 140B E115A E115A 115B 140B ...
Страница 4: ......
Страница 79: ...61U5H11 4 18 9 8 7 6 5 4 3 2 1 MEMO ...
Страница 136: ...POWR 5 55 61U5H11 Power unit MEMO ...
Страница 159: ...61U5H11 6 22 9 8 7 6 5 4 3 2 1 Shimming Shimming 6G46090E T3 M3 M4 M1 M2 T1 T2 F R P ...
Страница 255: ......
Страница 256: ...YAMAHA MOTOR CO LTD Printed in Japan Oct 2005 1 2 1 E_1 Printed on recycled paper E115A 115B 140B ...