
14
HOW TO CHANGE OUTPUT FUSE
Thebatterychargerisfittedwith2x50Afusesdesignedtoprotectthebatterycharger
againstreverseconnection,thefuseislocatedonthetoppanelofthebatterycharger.
Toreplaceblownfuses:
1. Disconnectbatterychargerfrom240Vmainspower.
2. Disconnectbatterychargerleadsfromthevehiclesbattery.
3. Removefusecoveronthetoppaneloftheunit.
4. Removeandrefitfuses(ProjectaP/No.HDBCF50A)usinga10mmsocket.
5. Refitfusecover
FREQUENTLY ASKED QUESTIONS
Q.HowdoIknowifthebatteryisfullycharged?
A.TheLEDscreenwilldisplaythemessage‘END’.AlternativelyuseaBatteryHydrometer
(ProjectaPartNo.BH100).Areadingof1.250ormoreineachcellindicatesafully
charged battery.
Q.WhydoestheLEDscreenindicateafullychargedbatterystraightaway?
A.TherearethreepossiblereasonswhytheLEDdisplaymayindicateafullycharged
battery(‘END’)straightaway.
1. Thebatteryisfullycharged.
2. Thebatteryhastakenasurfacecharge.
3. Thebatteryhasafaultycell.
Q.WhatisSurfaceCharge?
A.Batteriesunusedorleftflatforsometimebuilduparesistancetobeingrecharged.
Whenthechargerisfirstconnected,thesebatterieswilltakeasurfacecharge,and
theLEDdisplaywillindicateafullychargedbatterywithinashortwhile.Thebattery
howeverisnotfullycharged,thechargerisvoltagesensitiveandcannotdifferentiate
betweenasurfacechargeandafullychargedbattery.Afterafewhoursthebattery
maystarttoacceptsomechargebutmostbatterieswiththisconditionwillnotrecover.
Q.WhatisaFaultyCell?
A.12Voltbatteriescontain6cellsandonefaultycellisenoughtoruinyourbattery.
Ifaftereighthoursofchargingyourbatteryisstillflat,youshouldtestthecells
usingahydrometer.Ifonereadingislowerthantherestitindicatesafaultycell.
Itispointlesstocontinuecharging,asthebatteryneedsreplacing.