Denso BHT-7500S, BHT-7500W user manual Take the BHT off the CU-7001

5.5Charging the Rechargeable Bat- tery Cartridge (using the CU-7001)

You may charge a rechargeable battery cartridge loaded in the BHT.

Service Life of Rechargeable Battery Cartridge:

Lithium-ion batteries used in the rechargeable battery cartridge will gradually deteriorate during the repeated cycles of charging and discharging due to its properties, even under normal use. When the battery service period becomes shortened due to its deterioration even if it has been charged for the specified hours, replace the battery cartridge with a new one. Generally, it is necessary to replace the battery cartridge after it has undergone approx. 300 cycles of charging and discharging operation.

(1)Plug the AC adapter of the CU-7001 into the wall socket. The POWER LED on the CU-7001 lights in green.

(2)Place the BHT loaded with a battery cartridge onto the CU-7001.

The BHT turns on the indicator LED in red and starts charging. The charging time is approx. 4 hours.

Upon completion of charging, the indicator LED turns green.

BHT

CU-7001

(3)Take the BHT off the CU-7001.

The charging time is approx. 4 hours if the "Charge the battery!" message is displayed on the BHT. The battery cartridge not discharged so much will be fully recharged in shorter time.

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