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PN 57.4400.0100_020115 - Genie

PN 57.4400.0100_020115 - Genie

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Section 12Cylinder Head Assembly700 SeriesOperation:Valve stem - to inspectRecommended torque:Engine type Nm lbf ft kgf m-Special notes and tools:Special tools: MicrometerWarning! Wear eye protection during this operation.12.10Caution: Ensure that the valve springs are compressed squarely or the valvestem can be damaged.Genuine valve stem seals must be used. If they are not, damage canoccur to the valve stems and valve seats.CBACheck the valve stem for excessive wear or damage. If found to be excessively worn or damaged, renew.Check valve stem diameters at positions A, B and C with a micrometer. If the diameter is less than the standard minimumdiameter, renew.INLET VALVEStandard diameter6,970-6,985 mm(0.2704-0.2750 in)EXHAUST VALVEStandard diameter6,945-6,960 mm(0.2734-0.2740 in)05/99Printed in England© Propriety information of Perkins Engines Company Limited, all rights reserved45<strong>57.4400.0100</strong>TX51-19M-1-SM 01-29-02419

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