Robin EH18V OHV - Service Data; 12-1 Clearance Data and Limits

12. SERVICE DATA
“STD” in the following table is the parts dimension from the brand new engine or the spare parts.
Whereas, “Limit” shows the maximum allowance
for the parts to be used on the engine.
If the measurement exceeds beyond the “Limit”, the part needs to be replaced and/or repaired.
12-1 CLEARANCE ‘DATA AND LIMITS
Unit : rnm (in)
CYLINDER HEAD
0 Valve seat contact width
Valve guide inside dia.
ITEM
IN. EX.
STD
LESS THAN
0.05
(0.002)
0.7 - 1 .O
(0.028 - 0.039)
5.500 - 5.51 8
(0.21 65 - 0.21 72)
Limit
0.1
(0.004)
2.0
(0.079)
5.65
(0.2224)
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