Stairmaster StepMill 3 Assembly Manual page 11

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Assembly
Step 3: Attach the Mast
3-5
Lift the Mast into location and secure to machine frame
with bolts (item 2) and washers (item 6). Keep Mast in
center with mating plate on machine (Figure 3e). Do not
fully tighten the Mast bolts until completing step 3-6.
3-6 Bring Mast Shroud (item 22) into position. Place Mast
Gasket (Item 17) onto Mast Shroud covering the open
space between the Mast and Mast Shroud (Figure 3f).
After verifying fit, remove Mast Gasket and slide Mast
Shroud up.
Note: If Mast Gasket does not seat properly, adjust the
Mast by loosening the bolts and re-centering the Mast.
3-7 Fully tighten bolts.
Item 2
Item 6
FIGURE 3e
FIGURE 3f
11
Assembly Manual
Mating Plate
Item 17 Fit check