Avoid using hard or sharp tools to clean up as this may damage the heatsink.
If the dirt on the heatsink is difficult to clean, you can use a small amount of alcohol or a special cleaner, but make sure that the cleaner will not corrode the heatsink or leave a residue.
After cleaning, wipe with a dry cloth to ensure the surface of the heatsink is…[Read more]

Maintaining and servicing the heatsink of your RC car mainly involves cleaning dust and dirt regularly, as well as inspecting the heatsink for deformation or damage.
Dust and dirt will prevent heat from escaping, so the surface of the heatsink should be cleaned regularly with tools such as a soft brush or hair dryer.

This can be related to wheel balancing issues, suspension failures, handling issues, etc.

Clean, lubricate and inspect. Clean dust from the motor housing and heat sink regularly to maintain good heat dissipation.
Lubricate the bearings and transmission parts with appropriate lubricants to minimize friction and wear.

If the charger is not working properly, first check that the charging cable and charger connector are connected tightly and that there is no dirt or damage.
Next, check that the charger is plugged into the correct power outlet and make sure that the supply voltage matches the charger’s requirements.