Doosan GV158TIC, Руководство по эксплуатации и техническому обслуживанию

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Appendix - 151 -
(Unit: mm)
Items Specifications Remark
Flywheel Ring gear assembly part's outside diameter ø432.490 ~ ø432.645
Ring gear inside diameter ø432.000 ~ ø432.200
Overlap 0.290 ~ 0.645
Heat fitting temp. (°C) 200 ~ 230
Allowable shaking amount after assembly 0.5
Outside diameter after reassembly used ring ø114.980 ~ ø115.015
Cylinder
head
& valve
Head gasket thickness (after tightening bolts) 1.205 ~ 1.295
Cylinder head height 113.9 ~ 114.0
Cylinder head seal surface roughness Max. 16
μ
Valve projecting amount -0.65 ~ -0.95
Exhaust valve
Stem diameter ø11.954 ~ ø11.965
Radius direction clearance 0.045 ~ 0.083
Seat angle 45°
Head diameter ø50.9 ~ ø51.1
"A" thickness of valve head 4.33 ~ 4.83
Valve seat part diameter of head ø53.00 ~ ø53.03
Outside diameter of valve seat ø53.10 ~ ø53.11
Intake valve
Stem diameter ø11.935 ~ ø11.955
Radius direction clearance 0.035 ~ 0.064
Seat angle 30°
Head diameter ø57.85 ~ ø58.15
"A" thickness of valve head 4.6 ~ 5.0
Valve seat part diameter of head ø61.00 ~ ø61.03 ø61 H7
Outside dia. of valve seat ø61.10 ~ ø61.11
Depth of head's valve seat assembly part 12.5 ~ 12.6
Valve guide inside diameter ø12.000 ~ ø12.018 ø12 H7
Valve guide's inside diameter of head ø18.000 ~ ø18.018 ø18 H7
Valve guide's outside diameter ø18.028 ~ ø18.046 ø18.25 S7
Valve guide assembly locking piece 0.010 ~ 0.046
Valve seat's shaking 0.04 Reference to valve
guide
Valve spring Valve lift 14.1
Spring projecting amount of valve guide 17.1 ~ 17.5 Above valve spring
Free length of inside spring 72.43
Spring load of inside spring 15 ~ 17 kg at 46.3 mm
Spring load of inside spring 27 ~ 32 kg at 32.3 mm
Free length of outside spring 61.9
Spring load of outside spring 44.5 ~ 49.5 kg at 46.8 mm
Spring load of outside spring 86 ~ 95 kg at 32.8 mm