Hi, Welcome to Just Answer!

I have added the instructions below. Use a ratchet and insert it (3/8") in the end of the tensioner and rotate counter clock-wise. If you need further assistance let me know. Don't forget to Click Accept!

4.6L/5.4L Engines

To Remove:

1. Before servicing the vehicle refer to the precautions at the beginning of this section.
2. Rotate the tensioner counterclockwise.
3. Remove the drive belt.

To Install:

1. Install the drive belt.
2. Rotate the tensioner clockwise.

5.4L SC Engine

To Remove:

1. Before servicing the vehicle refer to the precautions at the beginning of this section.
2. Remove or disconnect the following:
   • The supercharger drive belt by rotating the tensioner clockwise
   • The fan blade and the fan shroud
   • The auxiliary supercharger crankshaft pulley
   • The accessory drive belt by rotating the tensioner clockwise

To Install:

1. Install or connect the following:
   • The accessory drive
   • The auxiliary supercharger crankshaft pulley
   • The fan blade and the fan shroud
   • The supercharger drive belt