Taper limit: 0.08mm (D1-D5, D2-D6)
Round limit: 0.05mm (D2-D1, D6-D5)
Piston pin outside diameter
Measure piston pin outside diameter. If out of specification, replace the piston pin.
Piston pin outside diameter: 13.996
～
14.000mm
Piston ring
1.
Push the piston ring parallel with the piston into the specified measuring point of the cylinder (10mm
from conjunction surface).
2.
Measure end gap by space gauge. If out of specification, replace the piston ring.
End gap (installed):
Top ring
0.15
～
0.30mnm
2nd ring
0.30
～
0.50mm
Oil ring
0.2
～
0.7mm
3.
Install piston ring to piston, and measure side clearance between piston ring and its slot by space
gauge. If out of specification, replace the piston ring.
Side clearance:
Top ring
0.04
～
0.08mm
2nd ring 0.02
～
0.04mm
Oil ring
0
～
0.22mm
Crankshaft
1.
Measure diameter of crankshaft main journal, crankpin diameter and crankpin width. If out of
specification, replace the crankshaft.
Diameter of crankshaft main journal
34.997~35.009 mm
Crankpin diameter
30.997~31.009 mm
Crankpin width
21.00~21.07mm
2.
Measure crankshaft run out. If out of specification, replace.
Crankshaft run out limit:
0.05mm
Crankpin oil clearance
1.
Put a piece of plastic space gauge on to the crankpin in parallel to the crankshaft.
63
Summary of Contents for F15BM
Page 1: ...PARSUN OUTBOARD ENGINE SERVICE MANUAL F15 F9 9BM F15 F9 9W SUZHOU PARSUN POWER MACHINE CO LTD...
Page 13: ...DETECTION DEVICE Digital tachometer Digital circuit tester Peak voltage adaptor 7...
Page 36: ...EXPLOSIVE DRAWING REMARKS PART NO DESCRIPTION 30...
Page 37: ...REMARKS DESCRIPTION PART NO 110 Nm O M6x20 mm 8Nm O 18 Nm 31...
Page 38: ...PART NO DESCRIPTION REMARKS 18 Nm O M6x20 mm 8Nm O 110 Nm 32...
Page 39: ...Electric start type PART NO DESCRIPTION REMARKS 30 Nm 33...
Page 40: ...PART NO DESCRIPTION REMARKS 34...
