Reconditioning / replacing: Engine body
Copper sleeve for unit injector, replacing 23733-3 Unit injector removed Special tools: Thread cutting tool ....................... 9809667 Turning tool .................................. 9993590 Protective sleeve ......................... 9998249 Sealing ring .................................. 9998250 Thread cutting tool ....................... 9998252 Puller ........................................... 9998253 Cleaning kit .................................. 9998599 Expander ..................................... 9998688
1.
Drain the coolant using a hose, 9996049. See "Cooling system, draining". Mark and remove the valve yokes.
2.
Remove protection plug 9998581.
3.
Install 2 sealing rings, 9998250, in order to prevent dirt from entering the fuel channels when the copper sleeve is removed. NOTE: Ensure that the piston is in its lower position.
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