Whether brushless motor or brushless motor, it is normal to produce some mechanical noise (brushless) or electric magnetic resonance (EMR) during operation. However, if the brushless motor produces abnormal vibration and sound during operation, the power lock should be shut

First of all, like the maintenance of ordinary bicycles, the front axle, center shaft, flywheel, chain and other transmission parts of the electric dirt bike should be inspected regularly, wiped and lubricated to prevent the normal use due to rust.

Fault phenomenon First, let’s look at the standard case where the battery voltage drops too fast: put a new battery on an electric mountain bike, and as soon as it moves together, the voltage of the electric car drops very

If your electric mountain bike has leakage, do the appearance check first, find out the leakage of acid leakage; Then take the lid off to see the impermeable acid leak around the cap valve, and then open the cap valve

Do not change the charger at will. Use the charger correctly according to the instructions. Before charging, make sure that the charger plug (positive and negative electrode) matches the battery socket of the whole car. It is forbidden to use

The gas in the electric mountain bike tyre is reduced or exhausted in 2-3 days, which is called the chronic air leakage of the tires. Specific failures and troubleshooting methods can be found in the following four points: Failure cause:

As a new type of vehicle, electric dirt bike is favored by more and more friends because of the characteristics of environmental protection and energy saving. But a better electric dirt bike is generally not too cheap. Battery is important

The chain often falls off the flywheel or sprocket during the normal cycle of an electric mountain bike. This failure is called the drop of the chain If the rear wheel is no longer in position and the chain is