Honda GX270H Manual page 161

62Z7B000.book 18 ページ ２０１２年９月２７日 木曜日 午前１０時２１分
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CRANKCASE
CONNECTING ROD SMALL END I.D.
Measure the connecting rod small end I.D.
GX270H:
STANDARD:
SERVICE LIMIT:
GX390H1:
STANDARD:
SERVICE LIMIT:
If the measurement is more than the service limit,
replace the connecting rod (page 14-13).
CONNECTING ROD BIG END I.D.
Apply engine oil to the connecting rod bolt threading
surface.
Set the connecting rod lower to the connecting rod
upper and tighten the connecting rod bolts to the
specified torque.
TORQUE: 14 N·m (1.4 kgf·m, 10 lbf·ft)
Measure the connecting rod big end I.D.
GX270H:
STANDARD:
SERVICE LIMIT:
GX390H1:
STANDARD:
SERVICE LIMIT:
If the measurement is more than the service limit,
replace the connecting rod (page 14-13).
CRANKPIN O.D.
Measure the crankpin O.D. of the crankshaft.
GX270H:
STANDARD:
SERVICE LIMIT:
GX390H1:
STANDARD:
SERVICE LIMIT:
If the measurement is less than the service limit,
replace the crankshaft (page 14-6).
14-18
18.005 – 18.020 mm
(0.7089 – 0.7094 in)
18.07 mm (0.711 in)
20.005 – 20.020 mm
(0.7876 – 0.7882 in)
20.07 mm (0.790 in)
33.025 – 33.039 mm
(1.3002 – 1.3007 in)
33.07 mm (1.302 in)
36.025 – 36.039 mm
(1.4183 – 1.4189 in)
36.07 mm (1.420 in)
32.975 – 32.985 mm
(1.2982 – 1.2986 in)
32.92 mm (1.296 in)
35.975 – 35.985 mm
(1.4163 – 1.4167 in)
35.93 mm (1.415 in)