
If the yellow LED has started flashing, the charger is defective. Some models use a yellow LED to show that the battery is charging. It becomes solid and stable when the battery is fully charged. With many Ryobi chargers, the yellow light flashes when the battery is charging.

Ryobi Charger Flashing Yellow Light Meaning More than likely, you have confused the red light for an orange glow. However, most Ryobi chargers use red and green LEDs. You can determine their health by analyzing them with a battery tester. Orange LEDs flash when the rechargeable C batteries fail to charge. If both lights are off, connect the battery to the main supply. Otherwise, they may overheat because the charging process will generate even more heat. If the battery was inside a working device, wait 30 minutes before placing it inside the charger.ĭo the same for batteries you store in hot places.

Don’t re-insert it until the temperature stabilizes. If the green light is off, but the red LED is flashing, take the battery out and let it cool. On the other hand, the red LED could stop flashing, at which point, the green LED will start flashing to show that it is charging the battery. If the green light is off, but the red LED is flashing, the charger is testing the battery because it was either too hot or too cold when you inserted it.Ī flashing red light could evolve into flashing red and green LEDs, which is a sign of trouble. Otherwise, there is no reason for both lights to go off and stay off. Is the red LED off as well? If that is the case, the charger is disconnected from a power source. This shows that the battery pack is charging.Ī flashing green light is not a cause for concern. When you insert a healthy battery, the green light starts flashing. Otherwise, the red LED will continue to flash because the charger can detect an anomaly. If they think the battery is dead, get rid of it and find a replacement. They can determine whether or not the battery can still work.
Ryobi battery indicator lights how to#
If you don’t know how to use a multimeter, take the battery to a professional. If the battery has refused to work regardless of all you’ve done, and the charger’s light is flashing red, use a multimeter to check the battery. Maintain this connection for a few minutes before inserting the battery into the Ryobi charger. Connect the positive and negative terminals of the battery to the positive and negative terminals of the power source, respectively. Connect The Battery To DC PowerĬonnect the battery to a DC power supply with a matching voltage. Do this for 30 minutes to wake the battery up. You can achieve similar results by inserting the battery into the charger and taking it out after two seconds.

As this guide will soon show, some flashing LEDs are innocuous. People new to Ryobi chargers tend to panic when their lights start flashing.
