CRANK/CHAINRINGS AND FREEWHEELS
Clean chainrings; check they are true and have no
excessively worn, or broken teeth.
Check crank arms are tight on bottom bracket spindle.
Clean and lubricate freewheel and check for wear.
Check freewheel sprockets for worn or broken teeth.
BOTTOM BRACKET/AXLE
Test bottom bracket bearings for excess play or
binding.
Check that the locknut is tight.
Check bottom bracket is correctly lubricated.
HEADSET
Check headset for excess play or binding.
Check the locknut is tight.
PEDALS
Check pedal bodies are not cracked.
If pedals are loose, tighten the mounting bolts firmly.
Inspect toe clips/toe straps for damage.
GENERAL
Check frame alignment and all the tubes for dents or
damage.
Check all bolts and nuts are secure. Tighten bolts
with the correct tools.
CAUTION: Alloy tricycle parts can be damaged by
overtightening.