78
5.
Remove the connecting rod bolts and connecting rod cover, remove the crankshaft, and
then remove the connecting rod and piston assembly.
6.
Remove piston pin clamp spring with pliers, then remove the piston pin and piston.
7.
Remove the oil seal, locating pin and bearing bush.
Piston
1.
Measure the outside diameter of piston at the specified measuring point.
If it does not meet the specified value, replace it.
Diameter of piston: 80.938
~
80.950 mm
Measuring point○
a
: 14 mm
2.
Check the inner diameter of piston pin. If it does not meet the specified value, replace it.
Inner diameter of piston pin seat: 18.004
~
18.015mm
Cylinder bore
1.
Measure the piston outer diameter at specified measuring points○
1
○
2
○
3
. At each measuring
point, measure the diameters parallel to the crankshaft directions D1, D3 and D5 and
perpendicular to the crankshaft directions D2, D4 and D6.
Height of measuring point: ○
1
5 mm;
○
2
35 mm;
○
3
94 mm
Cylinder bore: 81.000
~
81.012 mm
2.
Calculate the taper limit and roundness limit. If it exceeds the specified value, replace
the crankcase.
Taper limit: 0.08 mm (D1-D5, D2-D6)
Roundness limit: 0.05 mm (D2-D1, D6-D5)
Outside diameter of piston pin
Check the outside diameter of piston pin; If it does not meet the specified value, replace it.
Outside diameter of piston pin: 17.991
~
18.000 mm
Piston ring
1.
Push the piston ring into the cylinder in parallel with the piston to the specified
measuring point (10mm from the joint surface).
2.
Measure the clearance of piston ring end face with a clearance gauge; If it does not meet
a
D
②
③
①
D1&D2
D3&D4
D5&D6
Содержание F115 BEX-T
Страница 1: ...Service Manual F115 FL115 Suzhou Parsun Power Machine Co Ltd...
Страница 20: ...14 Overall dimensions X type X type two engine...
Страница 21: ...15 L type...
Страница 22: ...16 L type two engine...
Страница 23: ...17 Mounting dimensions...
Страница 24: ...18...
Страница 35: ...29 Disassembly schematic diagram...
Страница 36: ...30...
Страница 37: ...31...
Страница 38: ...32...
Страница 39: ...33...
Страница 40: ...34...
Страница 48: ...42 Disassembly schematic diagram...
Страница 49: ...43...
Страница 50: ...44...
Страница 51: ...45...
Страница 52: ...46...
Страница 53: ...47...
Страница 54: ...48 M4x12 mm 2 Nm M4x12 mm 2 Nm M5x12 mm 3 5 Nm M4x8 mm 2 Nm M4x8 mm 2 Nm M4x16mm 2 Nm M5x12 mm 4 Nm 2 Nm...
Страница 55: ...49...
Страница 61: ...55 Disassembly schematic diagram...
Страница 62: ...56...
Страница 63: ...57 M10x1 5x35 mm 60 Nm O O M10x1 5x35 mm 60 Nm 39 Nm O O O O O...
Страница 64: ...58...
Страница 65: ...59 M10x1 5x105 mm 1st 16 Nm 2nd 42 Nm M8x55 mm 1st 14 Nm 2nd 28 Nm O 49 Nm O GM 18 Nm...
Страница 66: ...60...
Страница 67: ...61 M8x1x36 mm 1st 13 Nm 2nd 35 Nm O O O O O O...
Страница 68: ...62...
Страница 69: ...63 O O...
Страница 70: ...64...
Страница 71: ...65...
Страница 72: ...66...
Страница 92: ...86...
Страница 93: ...87 Disassembly and inspection...
Страница 95: ...89...
Страница 96: ...90...
Страница 97: ...91...
Страница 98: ...92 Disassembly and inspection...
Страница 99: ...93 Water unit and bracket Disassembly schematic diagram...
Страница 100: ...94...
Страница 101: ...95...
Страница 102: ...96...
Страница 103: ...97...
Страница 104: ...98 SN...
Страница 108: ...102 Underwater part Disassembly schematic diagram 94 Nm 103 Nm...
Страница 109: ...103 O 5 8 8 x 3 1 O R I N G 5 8 8 x 3 1...
Страница 110: ...104...
Страница 111: ...105 1277 L 1277 L 1277 L M10x1 25x40 40 Nm 55 Nm M10x1 25x65 40 Nm M10x1 25x45 42 Nm...
Страница 112: ...106...
Страница 113: ...107 FL115 rotates backward 94 Nm 103 Nm...
Страница 114: ...108...
Страница 115: ...109...
Страница 116: ...110...
Страница 117: ...111 1277 L L 1277 L M10x1 25x40 40 Nm 55 Nm M10x1 25x65 40 Nm M10x1 25x45 42 Nm...
Страница 118: ...112...
Страница 125: ...119 FL115 rotates backward Deviation value mark...