What do the flashing lights mean on RYOBI 36V Multi Chargers?

Last update: 25/10/2023, 14:06

Applicable Models

R36CHADP60, R36CHR3P, R36CHA4A

This LED guide applies to the RYOBI 36V dual port and 6-port chargers. For 36V single port chargers, see: What do the flashing lights mean on RYOBI 36V Single Chargers ?

Charger status	Battery pack inserted	Battery pack	Red LED	Green LED	Charger label status	Action
Idle	No	-	On (5 minutes)	Off	N/A	-
Standby	Yes	-	On	Off	Battery in	Ready to charge battery pack.
Evaluation	Yes	Hot	On	On	Testing	Fast charging begins when the battery pack cools down.
Evaluation	Yes	Cold	On	On	Testing	Fast charging begins when the battery pack warms up.
Charging	Yes	Fast Charging	Off	Flash	Charging	-
Charging	Yes	Deeply Discharged	Off	Flash	Charging	Charger pre-charges battery until normal voltage is reached, then begins fast charging mode.
Defective	Yes	Yes	Flash	Flash	Error	Battery temperature, battery capacity, or charger may be faulty.
Defective	If the LED status shows defective, reset the charger or reinsert the battery. If the LED status repeats a second time, try charging a different battery. If a different battery charges normally, the previous battery is defective.
Fully charged	Yes	Charged.	Off	On (10 mins)	Ready	Fast charging is complete; the charger maintains charge mode.

If your battery isn't charging, see: Why isn't my RYOBI Battery charging?

If your battery is defective after troubleshooting, and is still within the warranty period, take it back to the retail store along with your receipt or proof of purchase for warranty assessment.