TGB Blade 250 ATV Quad Service Repair Manual, Page 34Get this manual
2MAINTENANCE INFORMATION
,A caution
Check all wires and cables if they are interfered with the rotation of steering handle barLift the front wheel out of groundTurn handle from right to left alternative and check if turning is smoothlyIf handle turning is uneven and bending, or the handle can be operated in vertical direction, then check the handle top bearing
Caution
Tire pressure check should be done as cold engineCheck if tire surface is ticked with nails, stones or other materials