帕金斯發動機活塞冷卻噴嘴維修保養的安裝方法

Piston cooling jets

2800

To remove and to fit

Special requirements

Operation 4-

To remove

  Remove oil pump, Operation 0.

2 Use the engine turning tool, CH48, to turn the crankshaft in a clockwise direction (as seen from the front

of the engine) to obtain access to the relevant piston cooling jet.

  Remove the bolt which retains the cooling jet and remove the cooling jet from the engine.

4  Repeat steps 2 and  for the cooling jets which remain.

To fit

  Before a piston cooling jet is fitted to the engine, use the jet alignment tool, GE50004, to ensure that the

direc tion of the nozzles is correct.

Caution: If, when fitted to the alignment tool, a nozzle does not align correctly with the relevant dowel, discard

the c ooling jet; do NOT fit a damaged or distorted cooling jet to the engine.

2 Carefully fit the piston cooling jets to the engine, ensure that the nozzles of the cooling jets are not damaged

or distorted during the operation. Turn the cranks haft clockwise (as seen from the front of the engine) as

necessary to obtain access to the relevant positions.

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