3/26/2018
Chain Drive and Flywheel Replacement
https://precor-articulate.s3.amazonaws.com/ServiceManuals/SM-HTML5Output/SBK800SpinnerBike/Content/SourceTopics/Replacement-Chain.htm
3
4. Loosen, but do not remove, the left and right axle nuts
using a 19 mm wrench to allow axle movement.
5. Remove chain tension by alternately loosening the left and right chain adjustment nuts
using a 10 mm
wrench. Remove nuts. Retain fastener hardware for installation.
6. Remove the frame cross member
by removing the two front and two rear bolts, washers, and nuts
using a 6 mm hex key. Grasp the cross member to prevent falling during removal. Retain fastener
hardware for installation.
7. Remove the flywheel using two service techs to carefully slide the flywheel rearward off the frame.
NOTE
: Make sure there is no brake pad resistance applied to the flywheel.
8. Remove the chain by carefully removing the chain off the front sprocket and then sliding the chain over the
rear crank arm and pedals.
Installation Instructions.
9. Place the chain over the pedals and rest it on the crank arm, do not put the chain onto the sprocket teeth.
10. Place the other end of the chain onto the flywheel axle sprocket teeth.
11. Reinstall the flywheel using two service techs to carefully slide the flywheel into the frame axle bracket.
The chain adjustment bolts need to slide thru the adjustment nut bracket holes.
TIP
: You may find it easier to stand the bike frame on its front (resting on the front stabilizer and
handlebar) and then installing the flywheel into the axle mounting slots. The weight of the flywheel will
help to slide the flywheel into the mounting slots. Carefully hold the flywheel and return bike to the
upright position.
12. Reinstall the frame cross member
using the two front and two rear bolts, and washers using a 6 mm
hex key.
13. Thread the left/right chain tension adjustment nuts
onto the adjustment bolt but do not tighten. Pull the
flywheel forward until the chain tension stops movement. Then align the flywheel angle so that the front of
the flywheel rim is equally spaced and centered within the frame forks. Then tighten the tensioner nuts until
snug.
14. Adjust the chain tension to specification, go to
Chain Drive Tension Adjustment
15. Tighten the left and right axle nuts
, torque to 29.5 ft-lbs (40 Nm).
16. Reinstall the rear chain sprocket finger guard
, secure with two fasteners using a 5 mm hex key.
17. Replace front and rear chain guard covers in reverse order, see
Belt/Chain Guard Cover Replacement
18. Verify that the brake pad is centered on the flywheel and operating correctly.
19. Verify the bike operation per
