Chamberlain HD620EV User manual

[] Please readthis manual andthe enclosed safety materials carefully!
[] Fastenthe rnannal nearthe garagedoor after installation.
[] The door WILL NOT CLOSEunlessthe ProtectorSystem®is connectedand
properlyaligned.
[] Periodicchecks ofthe garage dooropener are required to ensure safe operation.
[] The model number label is located onthe left side panel ofyour garage
door opener.
[] This garage door opener is compatible with IViyO® andSecnrity÷ 2.0TM accessories.
[] {DONOTenable the Timer-to-Close feature ifyon are installingthe garage door
opener on a one-piece door, TheTimer-to-Close is to be nsed ONLYwith sectional
doors.
Write down the following information
for future reference:
SerialNumber:
I
Date of Purchase:
I/ / {
ot os
www.charnberlain.corn
The Chamberlain Group, Inc.
845 Larch Avenue
Eimhurst, Illinois 60126-1196

Safety Symbol and Signal Word Review
Thisgaragedooropenerhasbeendesignedandtestedtooffersafeserviceprovideditisinstalled,
operated,maintainedandtestedinstrictaccordancewiththeinstructionsandwarningscontainedinthis
manual.
WhenyouseetheseSafetySymbolsandSignalWordsonthefollowingpages,theywillalertyoutothe
possibilityofserious injury ordeath ifyoudonotcomplywiththewarningsthataccompanythem.The
hazardmaycomefromsomethingmechanicalorfromelectricshock.Readthewarningscarefully.
Mechanical
Electrical
WhenyouseethisSignalWord onthe followingpages,itwillalertyoutothepossibilityofdamageto
yourgaragedoorand/orthegaragedooropenerifyoudonotcomplywiththe cautionarystatementsthat
accompanyit.Readthemcarefully.
Checkthe Door
TopreventpossibleSERIOUSINJURYor DEATH:
• ALWAYScallatraineddoorsystemstechnicianifgaragedoorbinds,sticks,or isoutofbalance.
AnunbalancedgaragedoormayNOTreversewhenrequired.
• NEVERtrytoloosen,moveoradjustgaragedoor,doorsprings,cables,pulleys,bracketsortheir
hardware,ALL ofwhichare under EXTREMEtension.
• DisableALL locksandremoveALL ropesconnectedto garagedoorBEFOREinstallationand
operatinggaragedooropenertoavoidentanglement.
ALWAYSdisablelocksBEFOREinstallingandoperatingtheopener.
ONLYoperategaragedooropenerat120V,60 Hztoavoidmalfunctionanddamage.
1. Disablelocksandremoveanyropesconnectedtothegaragedoor.
2. Liftthedoorhalfwayup.Releasethedoor.Ifbalanced,itshouldstayin
place,supportedentirelybyitssprings.
3. Raiseandlowerthedoortocheckforbindingor sticking.Ifyour door
binds,sticks,or isoutof balance,call atraineddoorsystems
technician.
4. Checkthesealonthebottomofthedoor.Anygapbetweenthe floor
andthebottomofthedoormustnotexceed1/4inch(6 mm).
Otherwise,thesafetyreversalsystemmaynotworkproperly.
5. The openershouldbeinstalledabovethecenterofthedoor.Ifthereis
atorsionspringor centerbearingplateinthewayofthe header
bracket,itmaybeinstalledwithin4feet(1.2m)totheleftor rightofthe
doorcenter.Seepage 12.
Torsion Extension
Spring OR Spring

Additional Items You May Need:
Surveyyourgarageareatoseeifyouwillneed anyofthefollowingitems:
• (2)2X4 PIECESOFWOOD
Maybeusedtofastentheheaderbrackettothestructuralsupports.Alsousedtopositionthe
garagedooropenerduringinstallationand fortestingthesafetyreversingsensors.
•SUPPORTBRACKETANDFASTENINGHARDWARE
Mustbeusedif youhaveafinishedceilingin yourgarage.
•EXTENSIONBRACKETS(MODEL41A5281)OR WOODBLOCKS
Dependingupongarageconstruction,extensionbracketsorwoodblocksmaybeneededto
installthesafetyreversingsensor.
•FASTENINGHARDWARE
Alternatefloormountingofthesafetyreversingsensorwillrequirehardwarenotprovided.
• OUTSIDEQUICKRELEASE(MODEL7702CB)
Requiredfora garagewithNOaccessdoor.
•DOORREINFORCEMENT
Requiredif youhavea lightweightsteel,aluminum,fiberglassor glasspaneldoor.
•RAILEXTENSIONKIT
Requiredif yourgaragedoor ismorethan7 feet(2.13m)high.
Tools Needed
5/32
3/16
5/16_ /?
I/25/80 0 0 LJl/4
7/16 9/16

CartonInventory
Your garage door opener ispackaged in one carton which contains the motor unit and all parts
illustrated below. Accessories vary depending on the garage door opener model purchased. Depending
on your model, other accessories may be included with your garage door opener. Instructions for these
accessories will be attached tothe accessory and are not included inthis manual. Ifanything is missing,
carefully check the packing material. Hardware for assembly and installation is shown on the next page.
Save the carton and packing material until the installation and adjustment is complete. The images
throughoutthis manual are for reference only and your product may look different.
A. Headerbracket
B. PulIey
C. Doorbracket
D. Carveddoor arm
E. Straightdoorarm
(Packagedinside frontrailsection)
F. Trolley
NOTE: Besure toassemblethetrolley beforeslidingontorail.
G. Emergencyreleaseropeand handle
H. Rail (1frontand4centersections)
I. Hangingbrackets (2)
(Packagedinside thefrontrail section)
J. Garagedooropener(motorunit)
K. Sprocketcoverandscrews
L. "U" bracket
M. Belt
N. Doorcontrol
O. Remotecontrol
P. The ProtectorSystem®
Safetyreversingsensorswith 2 conductorwhite andwhite/blackwire attached:SendingSensor (1),
ReceivingSensor(1), andSafetySensorBrackets(2)
NOT SHOWN
Whiteandred/whitewire
Owner'smanual
M

HardwareInventory
Bolt
1/4"-20xl-3/4"
ASSEMBLYHARDWARE
LockNut
1/4"-20
Lock Washer 3/8"
Nut 3/8"
Bolt
Hex Screw
#8x3/8" (2)
(packed with the
sprocket cover)
Clevis Pin 5/16"x1-1/2"
Carriage Bolt
' (2)
Nut
5/16"-18 (6)
Drywall Anchors (2)
INSTALLATIONHARDWARE
Self-Threading Screw
1/4"-14x5/8" (2)
Wing Nut 1/4"-20 (2)
.................................!.....................................!........................................................!l!
Clevis Pin 5/16"x1-1/4" O1 IJj'4q Clevis Pin 5/16"x1"0 1
Hex Bolt 5/16"-18x7/8" (4)
Lock Washer
5/16"-18 (5) Ring Fastener (3)
o
DOOR CONTROLHARDWARE
Screw 6-32x1" (2)
Screw 6ABxl" (2)
Insulated
Staples
(Not Shown)

STEP 1 Assemble the rail and trolley
TopreventINJURYfrompinching,keephandsandfingersawayfromthejointswhileassemblingthe
rail.
Toavoidinstallationdifficulties,donotrunthegaragedooropeneruntilinstructed todoso.
Thefrontrailhasacutout"windod' atthe doorend(see illustration).Theholeabovethiswindowis
largeronthetopoftherailthanonthebottom.Asmallerhole3-1/2"(8.9cm)awayisclosetotherail
edge.Rotatethebackrail soit hasa similarholeclosetothe oppositeedge,about4-3/4"(12cm)from
thefarend.
1. Removethestraightdoorarmandhangingbracketpackagedinsidethe frontrailandset
asideforInstallationStep5and9.NOTE:TopreventINJURYwhileunpackingtherail
carefullyremovethestraightdoor armstoredwithintherail section.
2. Aligntherailsectionsonaflatsurfaceasshownandslidethetaperedendsintothelarger
ones.Tabsalongthe sidewilllockintoplace.
3. Placethemotorunitonpackingmaterialtoprotectthecover,andrestthebackendofthe rail
ontop. Forconvenience,putasupportunderthefrontend ofthe rail.
4. Asa temporarystop,insertascrewdriverintothehole 10"(25cm)fromthefrontendoftherail,
asshown.
5. Checktobesurethereare4plasticwearpadsinsidethe innertrolley.Iftheybecameloose
duringshipping,checkallpackingmaterial.Snapthembackintopositionasshown.
6. Slidethetrolleyassemblytowardthescrewdriverasshown.
7. Slidethe railontothe "U"bracket,untilit reachesallthe stopson thetopand sidesofthe "U"
bracket.
Inner Trolley
Wear Pads
FrontRail
Section
(TO DOOR)
Trolley,
Rail
Tal
Window
Cut-Out
To garage
dooropener
(TO MOTORUNIT)
SLIDE TO STOPS
ON TOPAND
SIDES OF
"U"BRACKET

STEP 2 Fastenthe railto the motor unit
ToavoidSERIOUSdamagetogaragedooropener,useONLYthosebolts/fastenersmountedinthe
topofthe opener,
1, Inserta 1/4"-20xl-3/4"boltintothecoverprotectionboltholeonthebackendofthe railas
shown,Tightensecurelywitha 1/4"-20locknut,DoNOTovertighten,
2, Removetheboltand nutfromthetopofthe motorunit,
3, Usethecartontosupportthefrontendofthe rail,
4, Placethe"U"bracket,flat sidedownontothe motorunitandalignthebracketholes withthe
boltholes,
5, Fastenthe"U"bracketwiththepreviouslyremovedboltandlocknut;DONOTuseanypower
tools,Theuseofpowertoolsmaypermanentlydamagethegaragedooropener,
HARDWARE Bolt and Nut
)_ (Mounted in the
garage door opener)
Bolt 1/4"-20xl -3/4" _Lock Nut 1/4"-20
Bolt
Lock Nut -_
Bolt 1/4"-20x1-3/4""U" Bracket _ _t
Cover Protection
Bolt Hole
I
I
LockNut1/4"-20

STEP
1. 3 Installthe idler pulley
Laythebeltbesidetherail,asshown.Grasptheendwiththehookedtrolleyconnectorand
passapproximately12"(30cm)ofbeltthroughthewindow.Keeptheribbedsidetowardthe
rail,andallowitto hang untilAssemblyStep4.
2. Removethetape fromtheidlerpulley.Theinsidecentershouldbepre-greased.Ifdry,
regreasetoensureproperoperation.
3. Placetheidlerpulleyintothewindowasshown.
4. Inserttheidler boltfromthetop throughtherail andpulley.Tightenwitha3/8"lockwasherand
nutunderneaththe rail untilthelockwasheriscompressed.
5. Rotatethepulleytobe sureit spinsfreely.
6. Locatetherailtab.The railtabisbetweentheidlerboltandthetrolley inthefrontrailsection.
Useaflathead screwdriverandlifttherailtabuntilthetabisvertical(90°).
HARDWARE
Bolt
_ LookWasher 3/8'
Nut 3/8"
Lock Washer 3/8"
Nut 3/8"
CORRECT
@
iNCORRECT
Grease Inside Pulley
Idler Pulley
Trolley Connector

STEP
1.
2.
3.
4.
5.
6.
7.
4 Install the belt
Pullthebeltaroundtheidlerpulleyandtowardthe trolley.Theribbedsidemustcontactthe
pulley.
Hookthetrolleyconnectorintothe retainingslotonthetrolley.(a)
Withthetrolleyagainstthescrewdriver,dispensetheremainderofthebeltalongtherail
towardthemotorunitaroundthesprocket.Thesprocketteethmustengagethebelt.(b)
Threadtheinnernutandlockwasherontothetrolleythreadshaft(c). Checktomakesurethe
beltisnottwisted.
Insertthetrolleythreadedshaftthroughthehole inthetrolley.Be surethebeltisnot
twisted.(c)
Looselythreadtheouternutontothetrolleythreadedshaft.
Removethescrewdriver.
Pulley
b.
Outer
Nut
Sprocket
Inner
Lock Nut
Washer
Lded
Shaft

STEP 5 Tighten the belt and installthe sprocketcover
ALWAYSkeephandclearofsprocketwhileoperatingopener,
SecurelyattachsprocketcoverBEFOREoperating,
1, Spinthe innernutand lockwasherdownthetrolleythreadedshaft,awayfromthetrolley
2, Totightenthebelt,turn outernutinthedirectionshownuntilthe lineonthespringretainer
plateisvisible,Besurethebeltisnottwisted,andthe ribbedsidefacesthe rail,
3, Tightentheinnernuttosecuretheadjustment,Thissetsthespringtooptimumbelttension,
4, Positionthesprocketcoveroverthesprocketasshownandfastentothe mountingplatewith
8x3/8"hexscrewsprovided,
Youhavenowfinishedassemblingyourgaragedooropener.Pleasereadthefollowing warnings
beforeproceedingtothe installationsection.
HARDWARE
HexScrew#8x3/8"
(Packedwith the
sprocketcover)
Outer Nut Spring Retainer
Inner Nut
CORRECT
®
iNCORRECT
LockWasher
Line
Line
f t----- HexScrew#8x3/8"
- SprocketCover