3.Tighten the two bolts that go through the frame, moving the flywheel forward by turning clockwise, until there is approximately 3/16” of slack in the chain (Diagram B).
4.
NOTE: If the chain is too tight, typically the rider will feel a strong vibration between 20 and 50 RPMs. If this happens, loosen the bolts 1/2” turn until the vibration disappears, then tighten the lock nuts.
PARTS REPLACEMENT
BRAKE PAD REPLACEMENT
NOTE: The flywheel and crank assembly have been removed from Diagram C to better illustrate the brake pad assembly. This is not required when replacing the brake pad.
Removal
1.Remove tension from the brake pad by turning the Push Brake System knob counterclockwise, until completely loose.
2.Using the
Installation
1.Carefully
CHAIN REPLACEMENT
Removal
1.Using a 3mm Allen Wrench, remove the three screws supporting the plastic chain shrouding.
2.Using the 5mm Allen Wrench, remove the flywheel axle bolts (Diagram D).
3.Loosen the chain tension bolts (Diagram E). Slide the flywheel off the frame by pulling it toward the back of the bike. This will allow you to slide the flywheel
back and drop down, then carefully pull the flywheel out from the back frame brackets. Next, gently remove the chain from the crank sprocket and flywheel cog.
Installation
1.Install the new chain on the crank sprocket and on the cog attached to the flywheel.
2.Insert flywheel into the back brackets of the frame, sliding in, then up and in.
3.Tighten the chain tension bolts until chain has about 3/16” of slack. Verify the flywheel is straight within the frame of the bike. Tighten lock nuts. Insert and tighten flywheel axle bolts and
Diagram B
Diagram C
Diagram D
Diagram E
Page 19 | STAR TRAC GROUP CYCLES OWNER’S GUIDE |