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Product damage prevention

Tips for not breaking


ACUVANCE products are designed for the best performance for RC car maneuvering with strict manufacturing quality control. However, if used improperly, it may cause malfunctions and sometimes damage the electronic board.

We receive repair requests from some customers because the electronic board is broken due to reverse battery connection, poor connection between the motor and Speed ​​Controller, poor soldering, etc.

Main reasons for ESC and motor damage
* The following are common sense handling precautions common to general RC car speed controllers and motors, not limited to ACUVANCE products.

⚫️ Symptoms
・ Throttle does not respond
・ Can not turned on
・ Abnormal fever
・ Smoking
・ Cooling fan does not rotate

⚫️ Cause
・ Battery reverse connection   
       (* XARVIS XX has a reverse connection protection circuit for a very short time, but it does not completely protect the ESC from reverse connection.)
・ Short circuit due to defective connector or soldering
・ Loose connector
・ Contact failure using a connector other than ACUVANCE
・ Program change is not completed
・ Excessively high rotation range of the motor (Recommend rpm: Under 100,000 rpm)
・ Improper balance of pinion gear mounting on the motor
・ Failure of the main board due to the use of FAN made by another manufacture.

Enjoy RC hobby with proper handling of RC car power source!



Product Replacement Program

The ACUVANCE USA offers a service to replace the following products with new ones at the following prices. Repair and replacement of the board is not supported.
* The shipping cost for repairs at the head office in Japan will be higher than this program. please understand this condition.

XARVIS XX                              USD190.00  (MSRP $ 330.00)
XARVIS                                    USD130.00  (MSRP $ 225.00)
FLEDGE with Cooling Fan       USD130.00  (MSRP $ 220.00)
FLEDGE (No fan)                     USD100.00  (MSRP $ 188.00)
Shipping cost to customers is Free within US nationwide. If you wish to use USPS priority Mail, the actual cost will be charged. 
Actual shipping cost need to outside United State.

This program is limited to the replacement of items that are clearly damaged. It does not correspond to products that operate normally.

If you wish to have a new replacement at the above price, you must first request our Customer Service by email, and after confirmation, send the actual item to ACUVANCE USA.
* As a general rule, this program is only available to customers who purchase products directly on this site or from ACUVANCE USA authorized dealers.
* If customer wish to program, need to show the Invoice number of the time of purchase.
* Customers are responsible for shipping charges to ACUVANCE USA.
* After sending the product to ACUVANCE USA, if there is no response to our Product replacement program or if the invoice amount presented is not paid for more than 1 month, the product will not be returned to the customer. It may be discarded at our discretion. If the customer requests the product to be returned within 1 month after the product is sending ACUVANCE USA, the product will be returned at the actual shipping cost.
* This program may end without notice.

Please understand above for the convenience of management.

Thank you.
Customer Service

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