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Home >> Mercedes Benz >> 2008 >> GL450 AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 8 (Engine Timing - 164 Chassis -- Diesel) >> Testing & Repair >> Replace timing chain - AR05.10-P-7601GZB >> Separate timing chain - AR05.10-P-7601-01PI

Separate timing chain - AR05.10-P-7601-01PI

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Fig 1: Identifying Case (602 589 00 98 00)
G07253041Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 2: Identifying Chain Separating Tool (602 589 02 33 00)
G07253042Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 3: Identifying Pressure Pin (602 589 04 63 00)
G07253043Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 4: Identifying Pressure Pins (602 589 04 63 01)
G07253044Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  1. Insert pressure pin (1) SPECIAL TOOL into the pressure screw (2) SPECIAL TOOL and tighten the union nuts (3).
  2. Screw the pressure pin (2) SPECIAL TOOL into the guide sleeve (4).

    IMPORTANT The pressure pin (1) SPECIAL TOOL must not jut into the tapered incoming area of the guide sleeve (4).

  3. Screw the guide sleeve (4) into the chain separating tool (5) SPECIAL TOOL .
    Fig 5: Identifying Pressure Pin, Screw, Union Nuts, Guide Sleeve And Separating Tool
    G07253045Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  4. Cover timing case recess and cylinder head with shop towels.

    NOTES Parts, which have fallen into the timing case recess or the cylinder head must be removed in order to avoid damage to the engine.

  5. Fit the chain separating tool (5) SPECIAL TOOL onto the timing chain.
  6. Screw the guide sleeve (4) into the chain separating tool (5) SPECIAL TOOL until the openings of the guide sleeve (4) and the guide (5a) surround the timing chain bolts (6a).
  7. Screw the pressure pin (2) into the guide sleeve (4) and press out the timing chain bolts (6a).
    Fig 6: Identifying Chain Separating Tool Components
    G07253046Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  8. Remove timing chain bolts (6a) from the guide (5a).
  9. Unscrew pressure pin (2) SPECIAL TOOL from the guide sleeve (4) and remove the chain separating tool (5) SPECIAL TOOL .
    Fig 7: Removing Chain Separating Tool
    G07253047Courtesy of MERCEDES-BENZ OF NORTH AMERICA.