Kubota L4400, Руководство по ремонту

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1-S5
L4400 , WSM ENGINE
ENGINE BODY (Continued)
W11145540
Item Factory Specification Allowable Limit
Valve Timing (Exhaust Valve) Open 1.05 rad (60 °)
before B.D.C.
–
Close 0.21 rad (12 °)
after T.D.C.
–
Valve Spring Free Length 41.7 to 42.2 mm
1.6417 to 1.6614 in.
41.2 mm
1.6220 in.
Setting Load /
Setting Length 117.6 N / 35.0 mm
12.0 kgf / 35.0 mm
26.4 lbs / 1.3780 in.
100.0 N / 35.0 mm
10.2 kgf / 35.0 mm
22.5 lbs / 1.3780 in.
Squareness – 1.0 mm
0.039 in.
Rocker Arm Shaft to Rocker Arm
Rocker Arm Shaft
Rocker Arm
Clearance
O.D.
I.D.
0.016 to 0.045 mm
0.00063 to 0.00177 in.
13.973 to 13.984 mm
0.55012 to 0.55055 in.
14.000 to 14.018 mm
0.55118 to 0.55189 in.
0.1 mm
0.0039 in.
–
–
Push Rod Alignment – 0.25 mm
0.0098 in.
Tappet to Tappet Guide
Tappet
Tappet Guide
Clearance
O.D.
I.D.
0.020 to 0.062 mm
0.00079 to 0.00244 in.
23.959 to 23.980 mm
0.94327 to 0.94410 in.
24.000 to 24.021 mm
0.94488 to 0.94571 in.
0.07 mm
0.0028 in.
–
–
Timing Gear
Crank Gear to Idle Gear
Idle Gear to Cam Gear
Idle Gear to Injection Pump Gear
Crank Gear to Oil Pump Gear
Backlash
Backlash
Backlash
Backlash
0.0415 to 0.1122 mm
0.00163 to 0.00442 in.
0.0415 to 0.1154 mm
0.00163 to 0.00454 in.
0.0415 to 0.1154 mm
0.00163 to 0.00454 in.
0.0415 to 0.1090 mm
0.00163 to 0.00429 in.
0.15 mm
0.0059 in.
0.15 mm
0.0059 in.
0.15 mm
0.0059 in.
0.15 mm
0.0059 in.
Idle Gear Side Clearance 0.20 to 0.22 mm
0.0079 to 0.0087 in.
0.9 mm
0.0354 in.
Idle Gear Shaft to Idle Gear Bushing
Idle Gear Shaft
Idle Gear Bushing
Clearance
O.D.
I.D.
0.025 to 0.066 mm
0.00098 to 0.00260 in.
37.959 to 37.975 mm
1.49445 to 1.49508 in.
38.000 to 38.025 mm
1.49606 to 1.49704 in.
0.1 mm
0.0039 in.
–
–
KiSC issued 07, 2007 A
Tractor Manuals Scotland - Please Do Not Copy
Tractor Manuals Scotland