Crankcase Cover/Cylinder Barrel/Piston/Connecting Rod/ Crankshaft/Camshaft Inspection - Honda GX240RT2 Service And Repair Manual

CRANKCASE COVER/CYLINDER
BARREL/PISTON/CONNECTING ROD/
CRANKSHAFT/CAMSHAFT
INSPECTION
CAM SHAFT HOLDER I.D.:
CRANKCASE COVER SIDE
Measure the camshaft holder I.D. of the crankcase
cover.
STANDARD:
SERVICE LIMIT: 16.05 mm (0.632 in)
If the measurement is more than the service limit,
replace the crankcase cover
Inspect the camshaft O. D. with this inspection
(page 13-20).
CAMSHAFT HOLDER I.D.: CYLINDER
BARREL SIDE
Measure the camshaft holder I.D. of the cylinder barrel
assembly.
STANDARD:
SERVICE LIMIT:
If the measurement is more than the service limit,
replace the cylinder barrel
Inspect the camshaft O. D. with this inspection
(page 13-20).
CYLINDER SLEEVE I.D.
Measure and record the cylinder I.D. at three levels in
both the "X" axis (perpendicular to crankshaft) and the
"Y" axis (parallel to crankshaft). Take the maximum
reading to determine cylinder wear and taper.
GX240/GX270
STANDARD:
SERVICE LIMIT:
GX340/GX390
STANDARD:
SERVICE LIMIT:
If the measurement is more than the service limit,
replace the cylinder barrel
Inspect the piston skirt O.D. with this inspection
(page 13-14).
gx240ut2_gx270ut2_gx340ut2_gx390ut2
16.000 – 16.018 mm
(0.6299 – 0.6306 in)
(page 13-4).
16.000 – 16.018 mm
(0.6299 – 0.6306 in)
16.05 mm (0.632 in)
(page 13-5).
77.000 – 77.017 mm
(3.0315 – 3.0322 in)
77.17 mm (3.038 in)
88.000 – 88.017 mm
(3.4646 – 3.4652 in)
88.17 mm (3.471 in)
(page 13-5).
X
Y
TOP
MIDDLE
BOTTOM
CRANKCASE