Robin EH12 Service Manual

Unit : mm (in)
ITEM
TAPPET
0 Stem outside dia.
0 Guide inside dia.
0 Tappet guide clearance
ROCKER ARM
0 Rocker arm hole dia.
Rocker arm shaft clearance
VALVE SPRING FREE LENGTH
EH12/EH17
STD
7.960 - 7.975
(0.31 34 - 0.31 40)
8.000
- 8.01 5
(0.3150 - 0.3156)
0.025 - 0.055
(0.001 0 - 0.0022)
1 1.995 - 12.000
(0.4722 - 0.4724)
12.01 6 - 12.034
(0.4731
- 0.4738)
0.01 6 - 0.039
(0.0006 - 0.001 5)
Limit
11.92
(0.4693)
- 67 -

Robin EH12 Specifications

General

Ignition System	Transistorized magneto ignition
Starting System	Recoil starter
Bore x Stroke	60 mm (2.36 in) x 43 mm (1.69 in)
Max Output	3.6 kW (4.8 HP) at 3, 600 rpm
Engine Type	4-Cycle, Air cooled, Single cylinder, OHV