Battery Maintenance 5.185transport tape. With new HW model just switch the battery button into theposition OFF before transportation.4. Testing, exhibitions and presentations.If you operate the communicator for example at an exhibition, remember thatthe entire set may be disconnected from the power supply. In such case thebatteries will discharge. Do not forget to recharge them as soon as possible, or– preferably – disconnect the green connector if you do not need to have thesystem on. With new HW model just switch the battery button into the positionOFF before transportation.Battery Pack ReplacementBattery Pack Service Life The warranty period does not apply to common wear and tear, i.e. the batterydepreciation. If, however, the product is used normally, the battery servicelife is substantially higher than the warranty period. LN monitors the battery pack status and indicates the need of replacementupon a certain capacity drop. Where the dispatching office is equipped with the 2N® LiftManager software,this information is automatically transmitted as an error message.For replacement, four new Ni-MH accumulators of size AA and minimum capacity of2000 mAh are needed. Make sure that accumulators of the same type and productionseries are used. You are recommended to use the batteries delivered in groups of fourby the manufacturer. The recommended type is SANYO Eneloop 2000.How to Replace a BatteryInstructions1. Disconnect all supply cables from the CU.2. Release the 6 screws on the CU bottom and remove the cover.3. Replace the batteries and check polarity (the spring holder contact = minuspole of the cell, i.e. its flat end).4. Replace the cover and tighten the screws into position.5. Dispose of used battery packs in accordance with the applicable waste law. Youcan return them to the manufacturer too.