Valmet 411 - Crankcase; Crankshaft; Connecting Rods and Pistons

CRANKCåSE
D{IEX
T€chnlcll
dåta
...........
. . . . . . . . . . . . . . . . . 4-
|
Sp€clal
t@ls
............ 4-
5
coostrus
on
.............
4- 6
Repolr
lnstrustlons
l. Crankshalf
A. Remov lng th6 cranksha{+...
g.
Check Ing +he crankshafl...
C. Replaclng
ihe
cr
kshaft
gear
rln
411.....
0. Replaclng lhe
crankshafi
gears. . . . . . . . . . . .
E. Insia ll lng
ihe
crankshaft"..............
F.
Crankshaft hub
p
lece..
......
G. Replsclng ft|e vlbrailoi
dampq-.......
....
2.
Conn€ctlng
rods cnd
plsions
A. Remov
lng
the
connecllng
rod
and
pls+qr...
........
4-12
B.
Checkfng
and replaclng lhe connectl ng
rod
bear1ngs....,...........
4-12
C. Overslze
plsiqr pln
baarlng bush.....
............ 4-12
D.
lnspecifng
+he
connectlng
rod..............
......
4-12
E. Connecilng
rod
relgh+
c I asses.
. . . . .
. . . .
..........
4-15
F. Inspec+lng and replaclng ihe
plslon
r1ngs.........................
4-14
O. lnspectlng the
plsion....... .... 4-1,
H.
Flttlng
ihe plsion
p
I
n.
. . . . . . . . . . . . . ............. 4-15
l. Shoriened o I sions..........
.....4-15
J. Flttlng
ihe
plsion
and the connecilng
rod. . . . . . . . . . . . . . . . . . . . . . . . . 4-16
counferbcl ancå
Fchrnlsn
A. Renoy lng and dlsassembllng
the counterba
lance
mechanlsm...........
4-17
B. Recondltlonlng +he
counterbalance
mehan
I
sm....................... 4-17
C. Fll-tlng
+he
coun+erbalanca
m€ch€nlsrn.....
........ 4-17
F l
yrh6l
A. Replaclng
itF {lyxh€el star+s rln......
.........
4-18
B. Fli-tlng +he flyrheel..... ....... 4-18
4-9
4-9
4-9
4-t
0
4-t0
4-11
4-tl
t.
{.
vAlitEr