Core CHT 410 User manual

COREOutdoorPower
CHT410HedgeTrimmer
Troubleshooting/ServiceGuide
ServicingDealers/Technicians

FORDEALERS:
Communicationiskey
WhenservicingCOREProduct,itishelpfultohaveanyinformationonthe
behaviorofthereturnedproduct.Whentheproductisreturned,theperson
responsibleforacceptingtheproductbackcangreatlyassisttheservice
technicianbyaskingafewquestions.Somesuggestedquestionsarewritten
below:
Isitasatisfactionguaranteereturn?
Istheproduct,itself,notfunctioningcorrectly?Ifso,pleasedescribe.
IsthechargernotchargingthePowerCell?
IsthePowerCellnotfunctioningproperly?

MostCommonIssues‐ Solutions
Symptoms Initial
Diagnosis
InitialSolution Alternate
Diagnosis
Alternate
Solutions
Productisrunningbutdoesn’t
moveblades.
Gearsand
Blades
SeePages11‐12 Controller
Motor
Page 16
Pages 9‐10
Productdoesn’trun atall Motor See Pages 9‐10 Controller
GripHandle
Power Cell
Page16
Page15
Product RunsIntermittently Motor See Pages9‐10 Controller
Power Cell
Page16
ChargerLights don’tfunction Charger SeePages4‐6PowerCell Pages 4‐6
PowerCelldoesnot charge
Ordoesnotrunproduct
PowerCell SeePages4‐6Charger Pages4‐6

BasicPowerCellandChargerTroubleshooting
Issue Diagnosis Verification
Chargerlights donotilluminate DefectiveCharger N/A–ReplaceCharger
Charger lightsdonotchangewhen
PowerCellisengagedinCharger
DefectiveCharger
DefectivePowerCell
Plugaknownfunctional PowerCellinto
ChargertotestCharger.
Ifproblempersists,Chargerisdefective,and
shouldbereplaced.
IfplugginginknownfunctionalPowerCell
changeslights,thenreturnedPowerCellis
badandshouldbereplaced
PowerCellwillnotrunProduct DefectivePowerCell
DefectiveCharger
PlugPower Cellintoaknownfunctional
Product.
Ifproblempersists,PowerCellisdefective,
andshouldbereplaced.
IfknownfunctionalProductruns,PowerCell
isgood,andreturnedproductshouldbe
furtherdiagnosed.

Charging FullyCharged
Red
Green
Red
Red
BasicPowerCellandChargerOperation
CRC6500RapidCharger

Red Green
BasicPowerCellandChargerOperation
CSC6500StandardCharger
Charging FullyCharged

CHT410HedgeTrimmer
Assembly/DisassemblyGuide

ITEM QTY DESCRIPTION
11MOTORASSY,400SERIES,HEDGETRIMMER
21COVERPLATE,GEARBOX
31BLADESUPPORT,BOTTOM
41BLADESUPPORT,TOP
53WEARWASHER,LARGE
62BLADE
7 1 BEARINGCUP
81AXEL,CAMGEAR
97SPACER,BLADE,.250OD,.166ID,.200LG
10 1 GEARBOX,HEDGETRIMMER
11 1 HANDLE
12 1 BLUNT
13 1 CLAMP,BOTTOM
14 1 CLAMP,TOP
15 1 BLADECOVER
16 2 BEARING,R4‐ZZ0.2500‐ 0.6250‐ 0.1960
17 1 GEAR,PINION
18 1 GEAR,CAM
19 1 FELTWIPER
20 1 GASKET,GEARBOX
21 7 SCREW,MACH,PHTORX,SS,8‐32X.500BLADES
22 4 SCREW,MACH,PHTORX,BO,10‐32X1.000
CLAMP
23 3 SCREW,MACH,FHTORX,BO,8‐32X.250
24 2 SCREW,MACH,FHTORX,BO,1/4‐20X.625TOP
SPRT
25 5 SCREW,PLASTITE,PHTORX,ZPS,#8X.750MTR
HSG
26 2 SCREW,PLASTITE,FHTORX,BO,#10X.750
HANDLE
27 2 SCREW,PLASTITE,FHTORX,BO,#10X.625
HANDLE
28 6 SCREW,PLASTITE,PHTORX,ZPS,
M3.63X1.39X16mm
29 4 NUT,HEX,ZPS,NYLOC,10‐32
30 1 EXTERNALRETAININGRING,5mm,MOTORSHAFT
ReplacementParts‐ CHT‐410

1. 2.
3. 4.
5. 6.
1. Removeassisthandle,alongwithshaftclamp
screws.
2. Disconnectphaseandhallwiresfrommotor.
3. Visual
4. RemoveCoverPlate.
5. Visual
6. RemoveFeltWiper.
7. NowRemoveBladesandGears.
8. DisconnectfromHedgeTrimmerClamp,and
exchange.
ToolsRequired
‐ElectricDrill‐TorqueBits‐T20,T25,T15
‐NeedleNosePliers
MotorDisassembly

ToolsRequired
‐ElectricDrill
‐NeedleNosePliers
‐T‐20SecurityBit‐forclampscrews
HardwareRequired
‐4SCREW,MACH,PHTORX,BO,
10‐32X1.000CLAMP
‐4NUT,HEX,ZPS,NYLOC,10‐32
1. 2.
3.
4.
1.AttachPhase,andHallwirestothemotor.
AsShowninPic1‐3.
2.Tightendownclampwithfour10‐32x1.000screws.
‐Motor/Gearboxassembly‐
‐Clamp‐Shaft‐andGripHandleassembly
MotorAssembly

1. PlacefirstWEARWASHER(pic2)
2.ScrewdownBladeSupport(pic3)
3.PlacefirstBLADE(benddown‐pic4)
4.Brushwithgrease‐thenspinonCAMGEAR(pics 5,6)
5.Brushagain‐thenplacesecondBLADE(pics 7,8)
6.RotateCAMGEARonecompleteturntoensure
gearsspinfreely,andbladesarefollowingbothCAMS,
leavegearsocamistotheextremeleft,orright,to
Leavethesmallestgappossibleinslots.(pic8)
7.Addgreasetobackcorners.(pic9)
8.PlacesecondWearWasher.(pic9)
HardwareRequired
‐2WearWashers
‐2Blades–2bladesupports(top,bottom)
‐(2)¼‐ 20x.625FlatheadMachineScrews
‐CamGear
‐Motor/gearboxassembly
‐Grease
ToolsRequired
‐Brush
‐AllenWrench‐hex5/32
1. 2. 3.
4. 5. 6.
7. 8. 9.
Gear/BladeAssembly

TOOLSREQUIRED
‐ElectricDrill‐
‐Bits:T15Bit:T20
1. Place7BladeSpacersinslots(pic1)
2.PlaceBOTTOMSUPPORTBAR(pic2)
4. Apply248Loctitetothethreadsof
seven,8‐32X.500PanHeadTorx
MachineScrewsandfastenthe
supportbar.(pics 2&3)
5. AddFeltwiper(pic4)
6. AssembletheCoverPlatetotheGearboxwith6Plastite
PanHeadTorx,ZPS#4x.625screws.(pic5)
1. 2.
3. 4.
5.
Gear/BladeAssembly

TOOLSREQUIRED
‐Bit:T20
‐Bit:3/32hex
1.PlaceHTHANDLE,andinstalltwo#10X.750FlatHead
Torx Plastite Screws,ontheMOTORSide,install
two#10X.625FlatHeadTor x Plasti te S crews ontheBLADE
side.
2.PlaceBLUNTasshown in(pic2),andinstallthree
8‐32X.250FlatHeadTorxMachineScrews
LargeGap
SmallGap
1.
2.
AssistHandle/BluntAssembly

1. Takeapartthepowerhousings
usingaT20bit.
2. Disconnectthewireconnector
onthecontrollerleadingtothe
griphandle.
3. Dis‐assemblethegriphandle
usingaT18torquebitonthe
littlescrews,andaT25onthe
clamps.
PowerHousing/GripHandleDisassembly

1. Placethe5/8”boltthroughtheshaftclamphole
ontherearofhandle,andthe3/4”boltthrough
theshaftclamponthefrontpartofthehandle.
UsingtheT25bit,tightentheshaftclampssothe
griphandleissnugtotheshaft.
2. Placethelockoutleveronthepostasshownin
picture2,withthespringpre‐loaded.
3. PlacetheTriggerdownonit’spostwiththe
springpreloaded,asshowninpicture3.
4. RoutewirebacktoPowerHousingandplugwire
connectorbackintoController.
HARDWAREANDPARTSREQUIRED:
‐RIGHTSIDEOFRHGRIP“B”
‐(2)SHAFTCLAMPS
‐(2)10‐325/16NUT
‐(1)10‐32¾BOLT
‐(1)10‐325/8BOLT
‐(4)RIGHTHANDGRIPSCREW
‐TRIGGER
‐TRIGGERSPRING
TOOLS:
‐(2)ELECTRIC/SCREWGUN,T25ANDT18BITS
PowerHousing/GripHandleAssembly
3.2.
1.

HARDWAREANDPARTSREQUIRED:
(8)8‐32STANDARDNUTS
(4)8‐321¼”BOLTS
(4)8‐321¾”BOLTS
TOOLSNEEDED:
ELECTRIC/SCREWGUNW/T20BIT‐NEEDLENOSEPLIERS
1. PlugWiresintoControllerasShowninPicture1andSlidecontroller
intoslotinPowerHousing
2. RouteWiresthroughPowerHousingasshowninPicture2.Makesure
WiresareclearofPowerHousingAreasthatmayleadtopinching.
3. PlacePowerSleeveintoPowerHousingandloweroppositePower
Housingonasshowninpicture3.MakesureController,Wiresand
PowerSleeveareallalignedinthererespectiveslots.
4. Boltthehousingstogether,startingwiththe1¼”boltsinthefront
fourlocations,andfinishingwiththeremainingfourintherear.
PowerHousingAssembly/ControllerInstall
1.
2.
3.