Installing Chain Tensioner

→ Never turn the crankshaft against the rolling direction or when the chain tensioner is removed.

→ Proceed carefully with your work.

→ Only turn the engine at the crankshaft.

→ After working on the camshaft, re-set the valve timing.

→ Observe general warning notes and working regulations.

Information 

• The chain tensioner can be removed in any timing chain position. 
• The timing chain cannot by dislodged by removing the chain tensioner (screw securing timing chain in place). 
• The crankshaft and camshafts must not be turned when the chain tensioner is removed. 

Information 

• If the chain tensioner is removed, the aluminum sealing ring must be replaced. 

1. Install chain tensioner -1-  .
   1. 1.1. Check the thread for signs of damage.
   2. 1.2. Clean the thread if there is slight abrasion.
   3. 1.3. Replace sealing ring -2-  .
   4. 1.4. Carefully screw chain tensioner in as far as possible with your hand.
   5. 1.5. Tightening torque for chain tensioner:
      Fig 1: Identifying Chain Tensioner With Sealing Ring

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.