Removing Balance Shaft On Inlet Side

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Balance shaft timing chain

1. 1.1  Unscrew chain tensioner -3- 
2. 1.2  Remove tension rail -2-  .
   1. 1.2.1  Unscrew guide pins -4-  .
   2. 1.2.2  Remove tension rail -2-  .
3. 1.3  Remove guide rail -1-  .
   1. 1.3.1  Unscrew guide pins -5-  .
   2. 1.3.2  Remove guide rail -1-  .

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Thrust piece on sprocket

1. 2.1  Unscrew screw -Arrow-  and remove T10368 - thrust piece-1-  .
2. 2.2  Remove balance shaft timing chain together with crankshaft sprocket.

Information 

The screw of the coolant pump drive belt pulley has a left-hand thread.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Coolant pump drive gear

1. 3.1  Unscrew screw -2-  .
2. 3.2  Remove coolant pump drive wheel -1-  from the balance shaft -3-  .

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Intermediate shaft gearwheel

1. 4.1  Unscrew screw on intermediate shaft gearwheel -2-  .
2. 4.2  Guide intermediate shaft gearwheel -1-  out of balance shaft splines -3-  and remove it.

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Balance shafts

1. 5.1  Unscrew screw for balance shaft on intake side -4-  .
2. 5.2  Remove balance shaft on intake side -1-  from cylinder block.