Star Trac StairMaster Core Health & Fitness 15" Capacitive Touch OpenHub Owner's Manual page 53

3. Use a #2 phillips screwdriver to secure the console
front to the back shroud using eight (8) pieces of the
#8-18 x 3/4" pan head screw.
Note: For 8-TR with a 19" screen only, follow
directions on page 55.
4. Use a #2 phillips screwdriver to remove the screw
securing the hotbar cap into the hotbar, then remove
the cap.
5. Install the Gen 2 audio insert, then secure with the
screw removed above.
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