234 First OperationBefore delivery, the Hako-Jonas 980E/EH has been extensively tested andsubmitted to a functional check.Only qualified personnel of your localHako contact dealer are allowed toproceed to first operation. After ship-ping of the machine, we advise yourHako contact dealer. He will contactyou to make a date for briefing les-sons.4.1 First Operation of BatteriesTo achieve the optimum performanceand a maximum service life, the batte-ries must be given the initial chargeafter filling.Handling and function of the batterycharger is described in detail in theinstruction manual supplied with eachcharger unit.Since batteries and chargerunits are matched, we re-commend using batteriesand chargers as prescribedby Hako. We can grant fullwarranty only if those unitsare being used.For further information on first opera-tion, maintenance and service of bat-teries refer to the leaflet 88-60-2556"Information on drive batteries".Do not use the Hako-Jonas980 E/EH at ambient tempe-ratures of more than 40°C.Do not start the machine attemperatures of 0°C or less.First Operation4 First OperationBefore delivery, the Hako-Jonas 980E/EH has been extensively tested andsubmitted to a functional check.Only qualified personnel of your localHako contact dealer are allowed toproceed to first operation. After ship-ping of the machine, we advise yourHako contact dealer. He will contactSince batteries and chargerunits are matched, we re-commend using batteriesand chargers as prescribedby Hako. We can grant fullwarranty only if those unitsare being used.For further information on first opera-tion, maintenance and service of bat-teries refer to the leaflet 88-60-2556First Operation