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1
M
2
2
4.5 Crankshaft
When intending to reuse the crankshaft, check the crankshaft journals for runout.
C
RANKSHAFT JOURNAL RUNOUT
Check the radial and axial clearance of the conrod bearing.
4.6 Reed valve housing (S5-T)
– Release the 2 hexagon nuts
sing and the gaskets out of the cylinder.
R
EED PADDLES
Check especially the ends of the reed paddles for breakage. Reed paddles and reed
valve housing should not be separated by more than a very narrow gap.
S
TOP PLATES
M
The distance
ration). If necessary bend the plates to fit.
1
N
: T
OTE
HE REED PADDLES GRADUALLY LOOSE THEIR TENSION DURING OPERATION AND BEGIN
TO BREAK AT THE ENDS
I
N THE CASE OF DAMAGE
– Mount reed valve housing and intake flange with new gaskets.
4.6.1 Reed valve housing (S5-GS)
– Remove the 4 hexagon nuts
2
sing and the gaskets out of the cylinder.
R
EED PADDLES
Check especially the ends of the reed paddles for breakage. Reed paddles and reed
valve housing should not be separated by more than a very narrow gap.
S
TOP PLATES
M
The distance
2
tion). If necessary bend the plates to fit.
N
: T
OTE
HE REED PADDLES GRADUALLY LOOSE THEIR TENSION DURING OPERATION AND BEGIN
TO BREAK AT THE ENDS
I
N THE CASE OF DAMAGE
– Mount reed valve housing and intake flange with new gaskets.
:
. 0.05
MAX
R
:
. 0.020
ADIAL CLEARANCE
MAX
A
:
. 0.045
XIAL CLEARANCE
MAX
MM
1
and take the intake flange, the reed valve hou-
between the two stop plates must be 16 mm (0.65 in.) (see illust-
,
WHICH LEADS TO A REDUCED PERFORMANCE
,
THE ENTIRE REED VALVE HOUSING MUST BE REPLACED
2
and take the intake flange, the reed valve hou-
between the two stop plates must be 22 mm (0.9 in.) (see illustra-
,
WHICH LEADS TO A REDUCED PERFORMANCE
,
THE ENTIRE REED VALVE HOUSING MUST BE REPLACED
(0.002
.)
MM
IN
(0.001
.)
MM
IN
(0.0018
.)
IN
.
.
.
.
11
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