Robin EY15 User Manual

3) DIMENSIONS of CRANKSHAFT PIN
D (Crankshaft pin Dia.)
PISTON RING GAP
0.090L - 0.135L 0.050L - 0.095L 0.050L - 0.09OL
PISTON RING SIDE
CLEARANCE IN GROOVES
OIL RING
0.1 L - 0.3L
SI DE
0.020L - 0.046L 0.037L - 0.063L
DIA.
0.01OL - 0.065L 0.01OL - 0.065L 0.01 OL - 0.065L
CONNECTING ROD TO
CRANK PIN
CONNECTING
ROD TO PISTON PIN
0.009T - 0.01 OL
PISTON PIN TO PISTON
0.01OL - 0.029L
L: LOOSE
T: TIGHT
Table 1
54-2 CRANKSHAFT, CAMSHAFT, CHAIN and
TAPPET (for EYISB)
1) Set the chain in the sprockets of the crankshaft and
the chamshaft, as
shown in Fig. 27.
NOTE: Set the chain so that the white link plate
matches
to the timing marks of the crank-
shaft
and the camshaft.
2) Put the tappets in the crankcase, and then set the
crankshaft and the camshaft parallel. Then mount
them onto the crankcase.
&A
Ling Plate (White)
V
Timing Mark
,”--
Fig. 27 (EY 15s)
- 28 -

Robin EY15 Specifications

General

Ignition System	Transistorized magneto
Starting System	Recoil starter
Compression Ratio	8.5:1
Fuel System	Carburetor
Engine Type	Single cylinder, 4-stroke, air-cooled
Displacement	143 cc
Maximum Torque	9.3 Nm / 3000 rpm
Dry Weight	13.5 kg
Lubrication	Splash