2. INSTALLATION PROCEDURE
The 8900 is shipped to you in two cartons.
Here is what the two cartons contain:
1). Electronic Tension Head
2). Racquet Mount
Open the carton of the tension head.
Carefully lift the tension head assembly out of carton and place it on a hard surface.
Remove the 4 Allen bolts from the bearing pivot of the tension head assembly by
a 6 mm wrench