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Rivet timing chain - AR05.10-P-7601-02VA

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ENGINE 272, 273 

TIMING CHAIN, CHAIN TENSIONER

Number Designation Engine 272 Engine 273
BA05.10-P-1007-01B Bolt for rivet element in timing chain (reference value) Nm 32 32
Fig 1: Identifying Case (602 589 00 98 00)
G07221937Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Riveting Tool (272 589 00 39 00)
G07221938Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Assembly Inserts (272 589 00 63 00)
G07221939Courtesy of MERCEDES-BENZ USA
Fig 4: Identifying Guide (272 589 01 63 00)
G07221940Courtesy of MERCEDES-BENZ USA
Fig 5: Identifying Assembly Inserts (271 589 01 63 00)
G07221941Courtesy of MERCEDES-BENZ USA

IMPORTANT When carrying out work on the timing case recess, safeguard this with a clean cloth to prevent items dropping down. Parts which have fallen into the timing case recess, must be removed.

Press the riveted link into the press-fit center plate 

  1. SPECIAL TOOL Place the assembly insert (F11) in SPECIAL TOOL the rivet press tool (01) and fix in place with the mounting screw.
  2. SPECIAL TOOL Place the assembly insert (D12) in SPECIAL TOOL the rivet press tool (01).
    Fig 6: Placing Assembly Insert In Rivet Press Tool
    G07221942Courtesy of MERCEDES-BENZ USA
  3. Insert the riveted link (1), the centering fork (03) and the press-fit center plate (2) into the ends of the timing chain (4), and press the pins of the centering fork (03) into the holes of the press-fit center plate (2) and center the press-fit center plate (2).

    IMPORTANT Insert riveted link (1) from the rear.

    Fig 7: Riveted Link, Centering Fork And Timing Chain
    G07221943Courtesy of MERCEDES-BENZ USA
  4. SPECIAL TOOL Screw in the pressure screw (02) at the SPECIAL TOOL rivet press tool (01), and press the riveted link (1) into the press-fit center plate (2) all the way to the backstop.

    IMPORTANT Ensure that the riveted link (1) and the SPECIAL TOOL rivet press tool (01) are aligned. While screwing in the SPECIAL TOOL pressure screw (02) ensure that the pins of the riveted link (1) are pressed into the holes of the press-fit center plate (2), and that the centering fork (03) that has been squeezed out does not fall into the timing case recess.

  5. SPECIAL TOOL Remove the pressure screw (02) and take off the SPECIAL TOOL rivet press tool (01).
    Fig 8: Pressure Screw At Rivet Press Tool
    G07221944Courtesy of MERCEDES-BENZ USA

    Press the outer plate on the riveted link 

  6. SPECIAL TOOL Place the assembly insert (F401) in SPECIAL TOOL the rivet press tool (01) and fix in place with the mounting screw.
  7. SPECIAL TOOL Place the assembly insert (01D3) in SPECIAL TOOL the rivet press tool (01).
    Fig 9: Placing Assembly Insert In Rivet Press Tool
    G07221945Courtesy of MERCEDES-BENZ USA
  8. Insert the outer plate (3) into the SPECIAL TOOL assembly insert (D3).

    IMPORTANT The outer plate (3) is held magnetically.

    Fig 10: Outer Plate On Assembly Insert
    G07221946Courtesy of MERCEDES-BENZ USA
  9. SPECIAL TOOL Place the rivet press tool (01) in such a way that the spacer webs of the SPECIAL TOOL assembly insert (F4) lies on the rolls of the timing chain (4).

    IMPORTANT Ensure that the riveted link (1) and the outer plate (3) are aligned.

  10. Screw in the SPECIAL TOOL pressure screw (02) at the SPECIAL TOOL rivet press tool (01) until there is solid resistance.

    IMPORTANT While turning the SPECIAL TOOL pressure screw (02), ensure that the pins of the riveted link (1) are pressed into the outer plate (3).

  11. SPECIAL TOOL Remove rivet press tool (01).
    Fig 11: Placing Rivet Press Tool
    G07221947Courtesy of MERCEDES-BENZ USA

    Rivet timing chain 

  12. SPECIAL TOOL Shift the assembly insert (D3) on the riveted section (arrow).
    Fig 12: Shifting The Assembly Insert On The Riveted Section
    G07221948Courtesy of MERCEDES-BENZ USA
  13. SPECIAL TOOL Place the rivet press tool (01) in the center of a riveted link (1) pin.

    IMPORTANT Rivet the pins of the riveted link (1) individually.

  14. SPECIAL TOOL Tighten the pressure screw (02) at the SPECIAL TOOL rivet press tool (01).

    IMPORTANT Tightening torque of the SPECIAL TOOL pressure screw (02): reference value 32 Nm.

  15. SPECIAL TOOL Remove rivet press tool (01).
    Fig 13: Rivet Press Tool And Pressure Screw
    G07221949Courtesy of MERCEDES-BENZ USA
  16. INSPECT Inspect riveting (arrows), re-rivet if necessary.
    Fig 14: Locating Rivets
    G07221950Courtesy of MERCEDES-BENZ USA