Robin America EH63, Service Manual

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8) PUSH RODS
Rotate crankshaft to the position in the no lifted condition of tappet.
Be sure to loose the rocker arm adjust screw.
(1) Insert push rods into the concave portion of tappet and set the other end to the concave portion of
rocker arm adjust screw with valve spring depressed.
(2) Temporally tighten adjust screw.
9) VALVE CLEARANCE ADJUSTMENT
(1) Rotate crankshaft clockwise to the TDC (top dead
center) of compression stroke by matching the
mark "T" of flywheel with the mark "1" of #1
cylinder head.
(2) Loosen lock nut on rocker arm and turn adjusting
screw to adjust the clearance between rocker arm
and valve stem end, and then tighten lock nut to
the specified torque.
(3) Adjust valve clearance of #2 cylinder side in the
same manner.
(4) Rotate crankshaft several times and be sure to
check valve clearance again. Adjust valve
clearance if necessary.
Lock nut
Pivot bolt
Tightening torque
6.8 - 8.8 N ・ m
(70 - 90 kgf ・ cm)
(5.0 - 6.5 ft ・ lb.)
THICKNESS GAUGE
1
MARK"1"
#1 CYLINDER
MARK" I "
FLYWHEEL
NOTE ;
Temporally fit the flywheel in position for easy operation.
10) ROCKER COVER
Install rocker cover with new gasket.
M6 x 28 Flange bolt : 8 pcs.
Tightening torque
6.8 - 8.8 N ・ m
(70 - 90 kgf ・ cm)
(5.0 - 6.5 ft ・ lb.)
Valve Clearance (Cold condition)
0.07 - 0.13 mm (0.003 - 0.005 in.)
Tightening torque
16.6 - 18.6 N ・ m
(170 - 190 kgf ・ cm)
(12.3 - 13.7 ft ・ lb.)