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Home >> Porsche >> 2021 >> 911 Targa 4 >> Repair and Diagnosis >> Transmission >> Clutch >> 30 Clutch, Actuation -- 992 - 911 CARRERA (992) >> WM, 302019 Removing And Installing Clutch Master Cylinder >> Installing Clutch Master Cylinder

Installing Clutch Master Cylinder

WARNING: Preloaded or pressurized components 
  • Risk of squashing or bruising

    → Do not reach into the danger area.

    → Relieve the tension on components before starting work.

    → Secure components to prevent them from loosening suddenly.

NOTE: Aggressive fluids
  • Risk of damage to components and surfaces

    → Do not spill fluids.

    → In the event of contact, wash the component or surface with water.

    → Replace components that are already damaged.

  1. Secure the clutch master cylinder.
    G15518936Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Clutch master cylinder in mounting saddle (installation)

    1. 1.1 Press in the clutch master cylinder -arrow A-  and lock it by turning it clockwise -arrow B-  .
    2. 1.2 Press in retaining clip for push rod -1-  on the clutch pedal -2-  (-Arrow-  ) until it locks with an audible click.
    G15518937Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Engaging push rod

  2. Release clutch power spring assembly -2-  .
    1. 2.1 Press the clutch pedal -1-  slightly -Arrow-  until the cotter pin -3-  can be pulled out of the clutch power spring axle.
    G15518938Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Securing clutch power spring assembly

  3. Install mounting saddle.
    G15518939Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Fastening mounting saddle in the passenger compartment

    1. 3.1 Tighten collar nuts -3-  on mounting saddle inside the body.

      > Tightening torque 23 Nm (17 ftlb.) 

    2. 3.2 Tighten collar nuts -2-  for brake booster on mounting saddle.

      > Tightening torque 23 Nm (17 ftlb.) 

  4. Install bearing pedestal screws from outside (plenum panel).
    1. 4.1 Tighten screws -Arrows-  above brake booster.

      > Tightening torque 23 Nm (17 ftlb.) 

    G15518940Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Installing screws securing mounting saddle to the body from outside (as shown in figure)

  5. Secure brake booster on the brake pedal. (Ball joint must engage fully in the fastening clip).
  6. Pull stoppers off the supply and pressure lines.
  7. Connect feed and pressure line.
    1. 7.1 Connect pressure line -1-arrow A-  , until the locking mechanism engages securely.
      G15518941Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Hydraulic lines for clutch slave cylinder (installation)

    2. 7.2 Connect supply line -2-  until it engages securely -arrow B-  .
  8. Connect electric plug connection -Arrow-  ; the connector must engage securely.
G15518942Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Locking electric plug connection

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