5
Check the sound of cooling fan, vent on the charger, which can be sometime clogged with dust.
• The cooling system is in order although no sound of cooling fan comes out, if the yellow warning light will not flash.
• Always keep clean the vent on charger and battery for cooling.
• The products should be sent to repair or maintenance, if the yellow warning light will frequently flash.
• The sound pressure level is less than 70 dB (A).
Conditioning charge
Conditioning charge can extend the life of battery by automatically searching the optimum charging condition for the batteries in every
situation.
The battery employed in the following conditions repeatedly requires “conditioning charge” to prevent fast wear out. In that case, yellow light
lights up.
1. Recharge of battery with its high temperature
2. Recharge of battery with its low temperature
3. Recharge of full charged battery
4. Over-discharge of battery (continue to discharge battery in spite of down of power.)
The charging time of such battery is longer than usual.
To maintain product SAFETY and RELIABILITY, repairs, any other maintenance or adjustment should be performed by a Makita Authorized
Service Centers, always using Makita replacement parts.
