Yukon Trail Dirt Hawk 20 Owners Manual - Manual (Page 6)

DO NOT RETURN STORE. For questions regarding assembly and use, call Customer Service: 877-441-6999.
4. Chain
Ensure chain is oiled, clean and runs smoothly.
Extra care is required in wet or dusty conditions.
5. Bearing
Ensure pedals are securely tightened to the cranks.
Check headset, wheel bearings, pedals bearing and bottom
bracket bearings.
6. Cranks and Pedals
Ensure pedals are securely tightened to the cranks
Ensure cranks are secure to axle and are not bent.
7. Derailleurs
Check that front and rear mechanisms are adjusted and function
properly.
Ensure shift and brake levers are attached to the handlebar.
Ensure derailleur, shift levers and shift and brake cables are
properly lubricated.
8. Frame and Fork
Check that the frame and fork are not bent or broken
If either are bent or broken, they should be replaced.