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Disassembling And Assembling Oil Pump - Engine Removed

CAUTION: When working on the engine, absolute cleanliness is essential! An engine cover should be used on the engine assembly support. Lay removed engine parts on a clean base and cover them without fail. Even the smallest particles of dirt can block up oil bores.
  1. Remove oil pump cover. See REMOVING AND INSTALLING OIL PUMP COVER - ENGINE REMOVED .
  2. Place the oil pump cover on a clean surface.
    Fig 1: Placing Oil Pump Cover On A Clean Surface
    G03092642Courtesy of PORSCHE OF NORTH AMERICA, INC.
  3. Disassemble oil pump. See Fig 2.
    Fig 2: Exploded View Of Oil Pump Components
    G03092643Courtesy of PORSCHE OF NORTH AMERICA, INC.
    REMOVAL AND INSTALLATION PROCEDURE FOR OIL PUMP

    No. Designation Qty. Removal Installation
    1(1) Oil-pump cover 1 Do not damage the sealing surfaces Clean sealing surfaces
    2(1) Gear wheel 1 Check for wear (pitting, cracks etc.) Replace if necessary and coat with new engine oil
    3(1) Drive gear 1 Check for wear (pitting, cracks etc.) Replace if necessary and coat with new engine oil
    4(1) Driver 1   Coat with new oil
    5(1) Pistons 1   Coat with new oil
    6(1) Spring 1    
    7(1) Plug with guide pin 1 Loosen if cover installed Tightening torque 25 Nm (19 ft.lb).
    8(1) Sealing ring 1   Replace
    (1) For explanation see Fig 2.
  4. Assemble oil pump. To do this, clean with solvent and coat with fresh engine oil. When installed, fit pressure relief valve.

    Tightening torque pressure for relief valve 25 Nm (19 ft.lb) 

  5. Install oil pump cover. See REMOVING AND INSTALLING OIL PUMP COVER - ENGINE REMOVED . .
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