wsm Kubota L4100, Руководство по ремонту

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ENGINE L4100, WSM
1-S4
(EU)
2. SERVICING SPECIFICATIONS
CYLINDER HEAD AND VALVES
9Y1210278ENS0116US0
Item Factory Specification Allowable Limit
Piston Top Clearance 0.55 to 0.70 mm
0.0217 to 0.0276 in.
–
Cylinder Head Surface Flatness – 0.05 mm / 500 mm
0.0020 in. /
19.69 in.
Valve Recessing Protrusion
Recessing
0.050 mm
0.0020 in.
0.15 mm
0.0059 in.
–
0.40 mm
0.016 in.
Valve Stem to Valve Guide
• Valve Stem
• Valve Guide
Clearance
O.D.
I.D. (Intake and
Exhaust)
0.040 to 0.070 mm
0.0016 to 0.0028 in.
7.960 to 7.975 mm
0.3134 to 0.3139 in.
8.015 to 8.030 mm
0.3156 to 0.3161 in.
0.10 mm
0.0039 in.
–
–
Valve Seat Width 2.12 mm
0.0835 in.
–
Valve Spring Tilt
Free length
Setting Load /
Setting Length
–
41.7 to 42.2 mm
1.65 to 1.66 in.
117.6 N / 35.0 mm
12.0 kgf / 35.0 mm
26.4 lbf / 1.3780 in.
1.0 mm
0.039 in.
41.2 mm
1.62 in.
100 N / 35.0 mm
10.2 kgf /
35.0 mm
22.5 lbf / 1.3780 in.
Rocker Arm to Rocker Arm Shaft
• Rocker Arm Shaft
• Rocker Arm
Clearance
O.D.
I.D.
0.016 to 0.045 mm
0.00063 to 0.0017 in.
13.973 to 13.984 mm
0.55012 to 0.55055 in.
14.000 to 14.018 mm
0.55119 to 0.55188 in.
0.10 mm
0.0039 in.
–
–
Push Rod Alignment – 0.25 mm
0.0098 in.
Tappet to Tappet Guide Clearance
O.D.
I.D.
0.020 to 0.062 mm
0.00079 to 0.0024 in.
23.959 to 23.980 mm
0.94327 to 0.94409 in.
24.000 to 24.021 mm
0.94489 to 0.94570 in.
0.070 mm
0.003 in.
–
–
KiSC issued 08, 2012 A