JRRacing XR3 User Manual

Receiver/ServoConnections
andInstallation
YourR-133ReceiverisequippedwithBatteryEliminator
Circuitry(B.E.C.).Thereceivergetsitspowerfromthe
model'sNi-Cadbatterypack,thussavingtheweightofan
additionalreceiverbattery.Ni-Cadbatteriesfrom4.8-8.4V
(4-7 cells)canbeusedsafely.Highervoltagepacksmay
damagethereceiverandservos.
Note:WhenusingaseparatereceiverNi-Cadasapower
source,theoperatingvoltagerangeis4.8-6.0V
(4-5
cell)
Attention:Makesurethemaleandfemaleconnectorshave
thecorrectpOlarity(+/-) beforeconnecting.Theservolead
andreceivercasearemoldedsothattheleadcanonlybe
insertedcorrectly.Besuretoorienttheservoplugcorrectly
forproperinsertion.
7.2V-8.4VBattery
Thirdchannel
(Optional)
Youmayuseaseparatereceiverbatteryto powerthereceiver
(suchasforsomeelectricboatsoringas-poweredvehicles).
ANi-CadpackpluggedintotheBATTsocketonyourreceiv-
erwill operateyourreceiver.Youcanalsousealkalinebat-
terieswiththeiricludedbatterybox.
Ifyouuseamechanicalspeedcontroller,pleasemake
sureithasthecorrectconnectorforaB.E.C.system(red
connector).SeeFigureAbelowforatypicalsetup.
MostelectronicspeedcontrollersaresetupforB.E.C.
operationandplugdirectlyintoyourreceiver(Function2).
SeeFigureBforatypicalset-upandcheckyourspeed
controller'smanualforcorrectinstallation.
Mechanical
SpeedControl
ToMotor
J~
Z250Servo
FigureA- ConnectionstoB.E.C.receiverwithmechanicalspeed
controller.Ni-Cadbatteryandspeedcontrollerarenotincludedinthe
radioset.
ToMotor
E.S.C.
7.2-8.4VBattery
R-133 Receiver
8
Figure B- ConnectionstoB.E.C.receiverwith
electronicspeedcontroller.Ni-Cadbatteryand
speedcontrollerarenotincludedintheradioset.

JRRacing XR3 Specifications

General

Brand	JRRacing
Model	XR3
Category	Remote Control
Language	English