Detach/Attach Torque Converter Of Clutch Plate - AR27.20-P-0001-01EWM

Transmission 725.0 

15.06.2022

Only turn engine at the center bolt of the crankshaft in the direction of engine rotation using the specified box wrench. Otherwise, damage to the engine or even failure of the engine may occur.

Operation step 1.

Fig 1: Identifying Ring Wrench (177 589 00 03 00)

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Fig 2: Identifying Long Wedge (115 589 03 59 00)

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Fig 3: Identifying Socket Wrench Bit (001 589 65 09 00)

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Fig 4: Identifying Counterholder (654 589 00 40 00)

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Remove 

1. Unscrew screws/bolts (1 to 4) opposite direction of engine rotation (arrow) through opening in housing.

   Transmission 725.0 with engine 176

   Transmission 725.0 with engine 177

   Only turn engine at the center bolt of the crankshaft in the direction of engine rotation using the specified box wrench.

   Otherwise, damage to the engine or even failure of the engine may occur.

   Transmission 725.0 with engine 274, 264, 276, 278, 279, 642, 651

   Turn the engine further in the direction of engine rotation at the crankshaft center bolt using socket.

   Transmission 725.0 with engine 256, 654, 656

   Turn engine further in direction of engine rotation at vibration damper of crankshaft using counterholder.

   Courtesy of MERCEDES-BENZ USA

   If center bolt or vibration damper is not accessible,

   ↓

   Turn the engine further at the torque converter using a wide screwdriver.

2. Pry torque converter off drive plate using long wedge.

   Check 

3. Check threaded inserts in drive plate for loose fitting and damage; replace drive plate if necessary.

   Install 

4. Check whether torque converter is lying flat against drive plate.

   If necessary, press torque converter onto drive plate using long wedge.

5. Tighten bolts (1 to 4) in numerical sequence .

   Replace the screws/bolts (1 to 4).