Special Notice - JKEXER Race 3645 Owner's Manual

SPECIAL NOTICE

How to adjust for loose (tight) chain:
1. Use tool to loosen the Nut (2J) on two sides.
2. For loose (tight) chain, slightly tighten loosen the Screw (2N) on the right side by 1
or 2 turn clockwise (counterclockwise). Then also slightly tighten (loosen) the Screw
(2N) on the left side. Make sure flywheel is straight at the center of frame, then tighten
the Nut (2J) on the right.
3. Ride the bike and repeat procedure 2 to see if you feel comfortable about the
movement of the chain.
4. Make sure the Nut (2J) on the right side is securely tightened and the flywheel is at
the center, then tighten the Screw (2J) on the left side.
2J
Right
Side
SPECIAL NOTICE:
1. Every time before riding, make sure both pedals are securely tightened.
2. After finishing riding, use a dry rag to clean sweat and dust off for the whole unit.
Especially please clean the flywheel, all the metal tube and parts to avoid rusting.
6
n tighten the Screw (2J) on the left side.
2J
Left Side
2N 2N
Front