Stairmaster 7000 Stepper Machine User Manual


 
Page 53
POLY-V BELT
1. Remove the left side cover.
2. Loosen the adjustment bolt that mounts the alternator to the slotted
alternator brace then loosen the pivot nut.
3. Pivot the alternator forward to loosen the belt. Remove the Poly-V belt.
4. When reinstalling the Poly-V belt, pivot the alternator forward or back as
necessary to allow 1/10" (0.3 cm) of play on either side of the belt (See
Figure Below).
5. Tighten the adjustment bolt and verify the Poly-V belt tension.
DRIVE CHAIN
1. Remove the left side cover.
2. Remove the retaining clip and retaining plate from the drive chain master
link. Do not remove the master link from the drive chain yet.
PARTS REMOVAL AND REPLACEMENT
THE POLY-V BELT MUST BE ADJUSTED SO THAT THE CENTER OF EITHER
SIDE CAN BE DEFLECTED 1/10" (0.3 CM) FROM ITS CENTER LINE WITH FINGER-
TIP PRESSURE. A TIGHT BELT WILL CAUSE SLOW AND SLUGGISH OPERATION; A
LOOSE BELT WILL CAUSE EXCESSIVE NOISE AND BELT WEAR.
!
WARNING