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10. Cylinder block/head
155
Check of Cylinder Head
1. Checking cylinder head
1) Check cracks or damage of the cylinder head.
2) Remove carbon from the bottom surface of the cylinder
head. Here, be careful not to scratch the valve seat
surface.
3) For cracks or damage which cannot be checked with the
naked eye, perform the hydrostatic test or the magnetic
particle testing.
Note) Hydraulic test is same as for cylinder block.
2. Distortion at the lower face
DV2213115A
DV2213116A
1) Measure the amount of distortion using a straight edge
and a feeler gauge at six positions as shown in the figure.
2) If the measured value exceeds the maximum allowable
limit, replace the cylinder head.
CAUTION
Be careful not to scratch the valve seat surface.
Standard
Limit
Below 0.05mm
0.2mm
Содержание DP158L Series
Страница 1: ...950106 037009EN DP158L DP180L DP222L DIESEL GENERATOR ENGINE Operation Maintenance Manual...
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Страница 74: ...4 Regular inspection 68...
Страница 76: ...70...
Страница 112: ...5 About the engine 106...
Страница 114: ...108...
Страница 120: ...6 Cooling system 114...
Страница 121: ...115 7 Lubrication system General information 117 General Information 117 Specifications 118 Failure Diagnosis 120...
Страница 122: ...116...
Страница 128: ...122...
Страница 140: ...8 Fuel system 134...
Страница 142: ...136...
Страница 154: ...9 Intake exhaust system 148...
Страница 156: ...150...
Страница 170: ...10 Cylinder block head 164...
Страница 172: ...166...
Страница 186: ...180...
Страница 193: ...12 Others driving system 187 DV2213161A Item Standard Clearance 0 010 0 022mm...
Страница 196: ...12 Others driving system 190...
Страница 197: ...Governor Actuator Controller...
Страница 198: ......
Страница 231: ...33 6 Product dimension 170 130 140 153 165 6 19 4 6 EDL11160004...