Nanni T4.155 seriers, Руководство по ремонту

Страница: 74 / 191

60300140 (
indice A
) 4 CYLINDERS WORKSHOP MANUAL 74/191
Connecting rod Piston pin lubrication clearance STD
Limit
Connecting rod small end inner diameter
(Reference) STD (Item 1)
(Item 2)
(Item 3)
0.008 – 0.016 mm
0.03 mm
62.014 – 62.020 mm
62.020 – 62.026 mm
62.026 – 62.032 mm
Crankshaft Stop clearance Piston pin lubrication clearance STD
Limit
Thrust bush thickness
STD (STD)
(Bottom dimension 0.25)
(Bottom dimension 0.125)
Crankshaft bearing pivot lubrication clearance
STD (STD)
(Bottom dimension 0.25 and bottom dimension 0.50)
Limit
Crankshaft bearing pivot diameter
STD (Mark 1)
(Mark 2)
(Mark 3)
Bottom dimension 0.25
Bottom dimension 0.50
Bearing center wall thickness (Reference)
STD (Mark 2)
(Mark 3)
(Mark 4)
(Mark 5)
(Mark 6)
Crank pin diameter
STD (Mark 1)
(Mark 2)
(Mark 3)
Bottom dimension 0.25
Bottom dimension 0.50
Ovalization Limit
Pivot ovalization and conicity Limit
Crank pin ovlization and conicity Limit
Crankshaft bearing cap bolt external diameter STD
Limit
0.04 – 0.240 mm
0.30 mm
2.430 – 2.480 mm
2.555 – 2.605 mm
2.493 – 2.543 mm
0.036 – 0.054 mm
0.037 – 0.077 mm
0.10 mm
69.994 – 70.000 mm
69.988 – 69.994 mm
69.982 – 69.988 mm
69.745 – 69.755 mm
69.495 – 69.505 mm
2.479 – 2.482 mm
2.482 – 2.485 mm
2.485 – 2.488 mm
2.488 – 2.491 mm
2.491 – 2.494 mm
58.994 – 59.000 mm
58.988 – 58.994 mm
58.982 – 58.988 mm
58.745 – 58.755 mm
58.495 – 58.505 mm
0.06 mm
0.020 mm
0.020 mm
13.500 – 14.000 mm
12.60 mm
Balancing shaft Axial clearance STD
Limit
Pivot No.1 lubrication clearance STD
Limit
Pivot No.2 lubrication clearance STD
Limit
Pivot No.3 lubrication clearance STD
Limit
Bearing No.1 internal diameter
Bearing No.2 internal diameter
Bearing No.3 internal diameter
Pivot No.1 diameter
Pivot No.2 diameter
Pivot No.3 diameter
0.065 – 0.140 mm
0.25 mm
0.040 – 0.079 mm
0.180 mm
0.040 – 0.079 mm
0.190 mm
0.050 – 0.089 mm
0.180 mm
42.000 – 42.020 mm
41.000 – 41.020 mm
32.000 – 32.020 mm
41.941 – 41.960 mm
40.931 – 40.950 mm
31.941 – 31.960 mm