Manual

92 Chapter 6 Firmware Updates and Maintenance
EVO Max 4T User Manual
batteries.

Avoid leaving the charger plugged in for a long time.
In order to maintain the activity of the aircraft battery, it is recommended to perform
battery maintenance if any of the following conditions are met:
1. It is recommended to perform battery maintenance every 50 times of battery cycle.
2. The idle time reaches 3 months.
3. Occasionally, there are situations that affect battery life, you can try maintenance and
repair.
4. The App reminds the user when the battery needs maintenance.
6.4.2 Battery Maintenance Check Items
1. Perform a standard charge and discharge operation on the battery.
2. Insert the battery into the aircraft and turn on the power, check the battery information
through the App, check whether the voltage difference between the battery cells is less
than 0.1V, and whether the battery firmware is up to date.
3. Check whether the battery is bulged, leaked, or damaged.
4. Check the battery connector for dirt, damage or rust.
6.4.3 Standard Charging and Discharging Process
Use the maintenance charging mode of the original charger, and proceed as follows:
1) Charge the battery to 100% and let it sit for 24 hours.
2) Insert the battery into the aircraft to fly, control the aircraft to land when the remaining
power is less than 20%, and then take out the battery.
3) Let the battery stand for 1 hour.
4) After the above operations are completed, a standard battery charging and discharging
operation is completed.
6.5 Wearable Parts List
Table 6-3 Wearable Parts List
No. Type Quantity Remarks
1 Propeller CW 4
Each motor uses 2 CW or CCW Propellers
2 Propeller CCW 4
3 Powered Motor 4
Replacement only during deep maintenance (every
900 service hours/every 3 years).
4 Leg of front arm 2 /
5 Leg of rear arm 2 /