Nautilus treadmill maintenance: Attaching the Deck & Reinstalling the Front Roller

6.  Attaching the running Deck

6.1  Align the deck mounting holes with the compression mounts.
6.2  Install all eight (8) deck screws and hand tighten.
6.3   Use Loctite 243 and a 10 mm socket to tighten all the screws to 15 in.lbs. (1.7Nm).

DO NOT OVER-TIGHTEN THE DECK SCREWS. OVER-TIGHTENING THE DECK SCREWS WILL DAMAGE THE COMPRESSION MOUNTS. 

7.  Reinstalling the Front Roller

7.1  Slide the front roller inside the walking belt.
7.2   Insert the end of the roller opposite the pulley into the cut-out on the side rail (see Figure 7.1).

7.3   With your free hand, slip the motor drive belt onto the Front roller pulley and the motor flywheel.
7.4   Align front roller pulley with motor flywheel, then install the retainer plates in the grooves on the roller. Tighten all the screws on the retainer plates. (see figure 7.2).

7.5  Place Tensioner assembly onto the tensioner bracket and screw in bolt finger tight.
7.6  With a 15/16 wrench. Place on the large nut of the assembly and push forward until the adjustment knotch is even with the top knotch on the left side of the wheel and hold. (See Figure 7.3 and 7.4.)

7.7  Place a 9/16 wrench on bolt and tighten (counter clockwise).