Sachs SA 340 - Page 18

Replacing the magneto housing or the flywheel
2
F' & S l.OSl..:tOS
Fi g. 24
F& S l.OS/.:10 6
Fi g. 25
Note:
Fi g. 24
Scr ew out 4 recessed head screws
in fly wheel.
Sc rew in 4 hexagon head screws
(1) from other side (with equip-
ments without gear ring for elec-
tric starter the 4 staybolts must
be removed before) and press
out fl ywheel (2).
Fi g. 25
Unscr ew retaining strip (2) and
take out cam (1 ).
Fill a nn ular groove (3) with heat -
resisting grease and grease cam
support in flywh eel.
Insert cam (1 ), fit reta ining str ip
(2) and sc rew tight with 3 cylin-
der head screws M 4 x 5 and
washers .
Take retain ing ring (5), flyw ei ght
(4) and thru st ring below off
b earing pin.
Grease bearing pin and bearing
surface for flyweight in flywh ee l
with heat -resisting grease .
Fit
thrust washer (0.3 mm thic k)
on
bearing pin, hang spring (6)
into place in flyweight .
Fit fly
weig ht on bearing pin
(must e
ngage with cam) and se -
cur e with reta ining ring (5).
Cam and fly weight mu st always
be free-mov ing.
On eq uipm e nt s with gear ring for electric st arter th ere are two marking s in the
magneto housing : "4 0x" (for 40 W eq uipm e nt) and "75x" (for 75 W equ i pme nt).
The fly whe el should be fitted in such a way that the bo res in the fl ywh ee l are per-
fectly in line with the bor es in the hou si ng.
On eng ine witho ut el ec tric s tart er, fit appropriat e m ag neto ho using ( see Spare P arts
Li st) according to e quipm ent (40 or 75 W ) in such a way that the bores in the housing
are perfectly in line with the bor es in the fl ywheel.
Pr ess in flywheel.
De grease 4 Philips screws M 6 x 10 with Tri, app ly LOCTITE to the m a nd screw them in .
Tight ening t orque 0.9 ... 1.1 kpm (6.5 ... 7.9 ft. lb. ).
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