(1)Simple troubleshooting
Inlate to recommended pressure
The steering is
inflexible and the
direction swings
Direction column bearing lubricant solidification
Inject an appropriate amount, interslip oil
Loss of lubricant at the chain
The steering column is worn
Replace the steering cylinder
Tire inflation pressure is uneven
Adjust the tire inflation pressure
Turn the tube in the direction
The steering string lock nut is loose
Repair or replace the wheel
Tire inflation pressure is uneven
Adjust the tire inflation pressure
Brake shoe block is severely worn
Brake oil pipe oil leakage, the brake fluid is
insufficient
Tighten the tubing joint after exhaust and add
the brake fluid
Brake shoe block and brake disc have oil or water