Chamberlain merlin MT23O User manual

www.chamberlainanz.com
MT23O
Sectional
and
Tilt
GarageDoor
Opener
Installation
andOperatingInstructions
Owners
Copy:Pleasekeep
theseinstructionsfor futurereference

WARNING
.Fai|uretocomp|ywiththefo||owinginsbuctionsmayresultinseriouspe]sona|injuryorpropertydamage.
. Read
andfollowallinstructions
carefully'
. The
garage
door
opener
i.l""ign"O ani tested
tooffer
safe
service
provided
it isinstalled
and
operated
instrict
accordan""
*ith the
instructions
inthis
manual'
Thesafetyreverse
svstem
t":1,:::?I:T*:i; ^ Activateopenerontywh.en
thedoor is in
fii,.'J;ffi',.?'Sft."1"€',fly"",'J?i[tlfi"ili$,JJ:
l|7!ii:;[:,{;:,f;;*W,i:,:,i!.r?Ei,ii1,
i%fj3fl""i'u,fii1iiitlLi,,""o3"?l$ilr
;;;;;"" ;;;; - ?!i; [ii[in'i tn'
garagewhite
the
door
is
Repeat
thetestonce,a
-"n i" "iE iiixi anv a in motion'
;Ef:::;i;"i;i"ti"Jiti - - n Donotattowchitdrentoptavnearthedoor'
n Thisopener
shoutd
not
be instatled
in adamp $ or door controls'
ll #;";-'eiciexposea
to
weather. A ,r::i,:;::,J,Tr;i3,!"#3i,,:"n'!:o:,?:Z',
. Thisaopliance
isnot
intended
foruse
bypersons {'!) removing
covers'
A "l"f$1"9"9'r*ntgl':;:ff;i$'-'J:ifi:{il KEE.rHEsEtNsrRucno,vs
- knowledqe,
unless
they
have
been
given
supervl-
sion
or
iistruction
concerning
use
otthe
appllance
by
apersonresponsible
for
their
salety
Warning:lfyourgaragehasnoserviceentrancedoor'a,CMlTO2outsidequickreleasemustbeinstatled'
Thisaccessory
auo*, -unuli ii"iiizi'ii lii gn"ge aooriron oubidein case
of power
failure'
EliiflN:l-,croNs
:o"? ftii'.",,".g3ftSg5ffi,1nJ
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?33i'-r's3:me,:
: : egg;.;;Pnl'-{o^ii1
,e-15
Ee$SfT5,iE?XlRl?
: : :i 6l'te-nodiic
cry$1 ' 20
CoMPLETED
INSTALLATION
....4 '
noueLesHoorlNc 21
AssrveLy ........
+-s IBER,I+?6I3i?ounopilienZZ
irl-srnllnrtoru ;91o" Mi'nirilrirjir'cncjrJn-cjp-er.rEri
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INSTALL
lR
SAFETY
eEnrr'rs
....re wnnnlrurY "'"' 23
door
opener' }\ Pemanenttv
fasten
the
Y?fiTfl"f3"",fJ,:
/A hstattation
a.\d
.Y.lringT'u:tP9il :gTfliance
A !trto-''*1,3^l"Ei.j*g"'i".n"ni"ms
as a
[f\ *itn your
local
building
andelectrical
codes L reminder
ofsafe
operartng
proceoures.

looon rYPEs
A.One-piecedoorwithhorizontal
trackonly
B.Sectional
door
with
curvedtrack
C.One-oiece
doorwithouttrack
Aroots REeUIRED
-s*\. .@>-, r
\\*\*\i\' 6E- r-€r-_
-\s un
EnenownnE PRovtDED
(1) MT230
opener
(2) Curved
doorarm
(3) Door
mountingbracket
(4) Straightdoorarm
(5) ldler
(6) Headerbracket
(7) Trolley
assembly
(8) Chainand
joiner
(9) Hardware
bag
(10)
OptionalSegmented
polepack
1^
,tWV
Vz"--- o -o/-n-=,,
" o#oo *
ffip''
,/_:_o/*
75275P1(optional
accessory)
(separate
carton)
3mChainPack
andJoiner
W,
.t

peeroneYou BEGTN
1.
Lookatthewall
orceilingabovethe
garage
door.The
header
bracketmustbesecurely
fastenedto
structural
suooorts.
2.Do
you
haveafinished
ceilingin
yourgarage?
lf
so,asupportbracket
andadditionalfastening
nardware
(not
supplied)may
berequired.
3.
Do
you
havean
accessdoorinaddition
tothe
garage
door?lfnot,model
CN41702
outside
quick
release
accessory
isrequired.
Thisaccessory
allowsmanual
operationofthe
garage
doorfrom
outsidein
caseof
power
failure.
4.
Completethefollowing
testtomake
sure
yourgarage
dooris
balancedandisnot
stickingorbinding:
' Lift
thedoorabouthalfway.
Releasethe
door.lfbalanced,
itshould
stayin
place,
supported
entirelybyits
springs.
' Raiseandlower
thedoortosee
ifthereis
anybindingorsticking.
lf
your
door
binds,sticks,oris
outofbalance,
call
atrained
doortechnician.
llcometereo NITALLATIIN(TILT
DooR
EXAMzLE
sHowN)
As_
you
proceed
with
theassembly,installation
and
adjustment
procedures
inthis
manual,
you
may
findithelpfulto
refer
backtothisillustration
ofacompleted
installation
fortiltdoors
(for
sectional
doorsref6rsection
17).
Trolley
shuttlelocated
onopposite
sideofpole
('1)
Headersleeve
(2)
ldler
pulley
bracket
(3)Trolley
(4) Pole
(5)
Chain/belt
(6)
Hangingbracket
(7) Power
cord
(8)
Opener
(9)
Light
lens
(10)
lilanualrelease
rope& handle
(11)
Curveddoor
arm
(12)
Straight
doorarm
(13)
Doorbracket
and
plate
(14)
Headerbracket
('l
5)Trolleyrelease
arm
pnsseuere 7s2lsp1
poLE
pAcK
(oprtoNAL)
Remove
the5sectional
poles
from
thecarton
andlaythem
out on the floor.
The end pole (i.e.
the polewithout
a
tapered
edge)should
beplaced
attheheader
end.
Assemble
the poles
by inserting
thetapered
endinto
the
non-tapered
endofthenext
pole
asillustrated. Ensure
that
each
pole
ispushed
firmlyinto
thenext.
NOTE:lf usinga mallet
to drivethe joins home,usea
piece
of timberat each
endto minimise
burring.
U
fl
4

Vwsratt rHETRILLEr ANDTDLER
puLLEy
Slidethetrolleyassembly
(1)
ontothe pole
(3)
taking
note of the door directionarrow(fig 1).The trolley
shouldbelocatedmidway
alongthe
pole.
Insertthepole
(3)
into
theidler
pulley(2)
end
as
illustrated.
lnemovr cHAtN
spRocKETcovER
ANDtNsrALL
THEcHAtN
. Removethe
sprocketcoverfrom
theopenerand
wrapthechain
aroundthedesired
chainsprocket.
NOTE:Thelarge
sprocketmay
beusedfordoor
typesAandB,the
smallerdrivesprocketMUST
beusedfordoortypeC.
. Run
thechainthroughthe
trolleyasillustrated
and
join
usingthechainconnector.Ensure
theconnec-
torislocated
300to
500mm
from
theopener.
I
Tighten
thechain:
Oncethe chainhas been installed,
join the two ends
together
usingtheconnector.Rotate
theadjuster
untilthe
chainhasnoslack.
DONOT
OVERTIGHTEN!
Oncethechainhasbeentensioned.
tiqhtenthe
locknuts.
lordoo6 25io3m orone
ple@
doorswithouitEck
Connecting
thechain
Locknut Rotate
adjuster Locknut
opposite
sideof
pole
6

Wearprotective goggreswhen working overheadto protectyour eyesfrom iniury.
Disengage
all existing garagedoor locks to avoid damageto thegaragedoor,
Toavoid serious personalinjury from entanglement,removeall ropes connectedto thegaragedoor
before installing the opener,
It is recommendedthat the openerbe insta ed 2.1mQ feet)or more abovethe floor where space permits,
Eposrzoru THEHEADERBRAIKET
The header brccket must be rigidly fastened to a
structural support of thegarage- Reinforce the wall or
ceiling with a 40mm (1-1/2") board if necessary.
Failure to comply may result in improper operation of
safety reverse system.
Youcan attachthe headerbracketeitherto the header
wall
('1)
ortotheceiling
(3).
Followtheinstructions
which
willworkbestfor yourparticular requirements.Withthe
door
closed,
markthe
verticalcentreline
(2)
ofthe
garage
door.Extendlineontoheaderwall
abovethedoor.
Opendoorto highest
point
oftravel.Drawanintersecting
horizontalline
(4)
on headerwall
50mmor200mmabove
high
point
toprovide lravelclearancefortopedge
ofdoor,
(height
dependsondoortyperefer
section15).
Errusrnrr rHEHEADERBRAIKET
InstallingHeaderBracketPole
A.WallMountfor onepiece tilt doors:Centrethebrack-
et(2) onthevertical
guideline
(1)
withthebottomedge
ofthebracketonthehorizontalline
(6). l\4arkeitherset
of bracketholes
(4) if using a centralfixing point. lf
not use the screws provided to fasten the bracket
securely using the corner holes (5). Drill4.5mm
(3/16")
pilot holesand fastenthe bracketwith wood
screws
(3).
B.Wall Mountsectionaland trackedtilt doors: Centre
thebracket
(2)
onthevertical
guideline
(1)
with
thebot
tomedgeofthebracket
on
thehorizontal
line
(6). Mark
eithersetof bracketholes
(4)if using a centralfixing
point- lf not use the screws provided to fasten the
bracket securely using the corner holes (5). Drill
4.5mm(3/16")pilot
holesand fastenthe bracket with
woodscrews
(3).
C. Ceiling Mount: Extendvertical
guideline(1) ontothe
ceiling.Centrethe bracket
(2)on theverticalmark
no
morethan
'l50mm
(6")
from
thewall.Drill4.5mm
(3/16")
pilot
holesandfastenthebracketwithwood
screws
(3).
Forconcrete
ceiling
mount,
use concrete
anchors
(7)
provided.
4
ffiq\. Phl
ilq\
a/r|[
\\i/ \2
v
o!::' 200mm
50mmlo200mm
(depending
ondoorlype)
6

Eerrncn poLEAssEMBLyro HEADERBRAaKET
Positionopeneron garage
floorbelowtheheaderbracket.
Use
packing
materialtoprotect thecover.
NOTE:ToenablethePoletoclearsectionaldoorsprings,
it maybenecessaryto liftopenerontoatemporarysup-
port,
Theopenermusteitherbesecured
toasupport orheldflrm-
lyinplace
by
another
person.
Raisethe
pole
assemblyuntil
chain
pulley
andheaderbracketscome
together.
Join
with
clevis
pin(1).
InsertR-Clip
(2)
tosecure.
peosmoNwc THEoPENER
SECTIONALDOOROR
TRACKEDTILTDOOR
Youwillneed
a50mm
piece
oftimberorsimilar
spacerto
gauge
thedistancebetweendoorand
pole.
1.Raisetheopenerontoasupport.
2.Openthedoorcompletely,
place
a50mm
spacerbetlveenthedoorandtherail
(as
shown).
3.lfthetopsectionor
panel
hitsthetrolleywhen
you
raisethe
door,
pull
downonthetrolleyarm
todisengagetheopener.Leavethetrolleyin
this
position
until
opener
isfastenedin
place.
ONE
PIECETILTDOOR
Youwillneeda 100mm
(4")piece
oftimberorsimilar
spacertogauge thedistancebetweendoorand
pole.
1. Raise
the doorontoa support
2.Openthedoorcompletely,
place
a 100mm
spacerbetweenthedoorandtherail
(as
shown).
3.Thetopofthedoorshouldbelevelwiththetop
oftheopener.
Do notposition
theopenermore
than50mm
(2")
abovethis
point.
Heroer abov€tha hlohest PoLe
BBdd po,nr
of ira,a

@ anrue
rHEoPENER
The
opener
mustbesecurely
fastenedtoastructuralsupport
ofthe
garage.
Threerepresentativeinstallationsare
shown.Yoursmaybe
different.Hangingbrackets
(1)
shouldbeangled
(Figure
A)
to provide
rigid
support.
Onfinishedceilings,
(Figure
B)
attach
asturdymetalbracket
(not
supplied)
(4)
toastructur-
alsupportbefore
installingtheopener.
Forconcreteceiling
mount,
(Figure
C),useconcrete
anchors
(5)(provided).
Oneachsideofopener
measurethedistancefromtheopen-
erlothestructuralsupport
(or
ceil;ng).
Cutboth
pieces
of
thehangingbrackettorequired
lengths.
Flattenoneendof
eachbracketandbendortwistto
fit
the
fasteningangles.Donotbendatthebracket
holes.Drill4,
5mm
(3/16")
pilot
holesinthestructuralsupports
(or
ceiling).
Attachflattenedendsof bracketsto suDoortswithwood
screws
(2).
Liftopenerandfastentohangingbracketswithscrewlockwasher.Check
tomakesurethe
pole
iscentredover
the
door.REN4OVE50mmboard.Ooerate
doormanuallv.lfdoorhitsthe
Dole.
raise
header
bracket.
,lhnmr'rmt>
t1-
.@
Anmmmr=.
' lJlrroImr
a
Eerrecu MAN;ALRELEAiERopE& HANDLE
Threadoneendof rope
(1)
throughholeintopof redhandleso
'NOTICE"readsrightsideupasshown
(3).
Securewithanover-
handknot
(2).
Knotshouldbeat least25mm
(1")
fromendofthe
ropetoprevent slipping.Threadotherendof ropethroughholein
releasearmoftheoutertrolley
(4).
Adjustropelengthsothathan-
dleis '1.8m
(6
feet)abovethe
floor.
Secure
withanoverhandknot.
Note:lf it is necessaryto cut rope,heatsealcut endto
prevent
fraying.
Door should be releasedin the closed
position if possible.
ToDisengage:
Pull
down
theonredhandle.
DO NOT USE THEHANDLETOOPENOR
CLOSETHEDOOR.
ToEngage:
Pulltheredhandleupandbacktowardsthe
opener.Thetrolley
will
engage
whenopener
isactivated.
4
DO NATDI6€NGAGETHEOPENER
TOMAN'IAL OPERANON WTH CHILDREN,PERSOIVSOROIHER
OBJECIS
INCLUDINGMOTORVEHICLESVWTHTNTHEDOORWAY:
(The
daoris undersignilicanttension
andif
the daor hasdevelopeda fault or incorrect tension,it maybe unsafeandmay fall rapidly.)
8

Epnsreru DooRBRAIKET
SectionalandOne-Piece
Doorlnstallation Procedure:
1.Centredoorbracket
(with
orwithoutdoorbracket
plate,
asrequired)atthetopinsidefaceofdoorasshown.
Mark
holes.
A. One-piecedoors: locatebracketat
insidefaceofthedoor0-'l00mmdown.
B.Sectionaldoor: 150
- 250mmbelow
thetop
of
the
door.
2.A.Woodendoors
Drill
8mm
holes
(5/16")
and
fastenthe
doorbracket
withnut,lockwasher,
and
carriagebolt
(3).
B.Sheetmetaldoors
Fastenwithwoodscrews
(2).
C.One-piece
door optional
Fastenwithwoodscrews
(2).
E co,v,rlecr
rHEDooRARM
(oNE
ptEcE
DooRs)
Figure4
Assemble the Door Arm:
. Fastenthe straightand curveddoor arm sections
togethertothelongest
possible
lengthwith
a 2 or 3
holeoverlap
(Figure
4).
. Makesurethegarage
door
isfully
closed.Connect
thestraightdoorarmsectiontothedoorbracketwith
theclevis
pin.
. SecurewithanR-clip.
. Pullthe emergencyreleasehandle,disengagethe
trolley
by pulling straight
downon the emergency
releasecord.Slidethetrolleytowardopener.
. Connectthecurvedarmsectionto thetrolleyusing
theclevis
pin
andR-clip
provided.
NOTE:When setting the up limit the door should
NOT have a backward slant when fully open as
illustrated
(Figure5).A slight backwardslant will
cause unnecessarybucking and/or
jerking opera-
tion asthe dooris beingopenedor closed
fromthe
fully open position(figure 5).
Door
Bracket
Clevf
I

B conuecr DooRARM
(sEcrtoNAL
DooRs)
l\4akes
sure
garage
dooris fullyclosed.Pullthe
emergencyreleasehandletodisengagethetrolley.
Slidethetrolley
assemblyback
200mmfrom
the
idler
pulley.
Figure1.
. Fasten
straightdoorarmsectiontotrolley
assembly
usingthe
hardware
provided
with
your
opener.
Figure2.
. Bring
armsectiontogether.Findtwo
pairs
of
holes
thatlineupand
join
sections.
Selectholesasfarapartas
possible
to
increase
doorarmrigidity.
Figure3.
. lfholesin
curvedarmareaboveholesin
thestraightarm,disconnectstraightarm
andcutapproximately150mmfrom
solidend.Re-connectto
trolleywithcut
enddownasillustrated.
. Bring
armsectionstogether.
. Findtwo
pairs
ofholesthatlineupand
join
withbolts,washersandnuts.
Figure2
Figure3
i(- 200mh(8")min.
I-\\
(l( )i)
\*'"-/
-*^6-
lR
Y ,,il\
ilt-----r
wr/-
Cut
this
end
Figure1
"r-*
ov/
2[ "o**rcr ELEcrRrcPowER
TOAVOIDINSTALLATIONDIFFICULTIES,
DONOT
RUNTHEGARAGEDOOR
OPENERUNTIL
INSTRUCTED
TODOSO.
Connecttheopenerto aproperly EARTHED
power
outlet,installedin compliancewith localbuilding
and electricalstandards.
10

FFfr FirllLrFiilriai
I l'1Ht11!!!tE!d
travel
need
NOTE:Repeated
operationof theopenerin a short
DeriodoftimedurinqsetuDmavtriqberthethermaF
butoutofthemotor.Tnthis'casdvou-frillhavetowait
foraDDroximatelvfiveminutesf6rthemotorto cool
suffidi'entlvtocohtinuetheinstallation
process.
lfthe
unithasoVerheatedvouwillhearther'elavsclickino
inresponsetothetr5nsmitterorpushbutfon butthE
motorwill not operate.Aftercoolingdown,normal
operationwillredume.
Thelimitadiustmentscrewsareinsidethelamo
cover
andaremarkedasuolimitanddownlimit.
One
Iullturn
ofeitherscrew
results
inapproximately
150mm
oftrolley
travet.
. PluotheoDenerintoanearthedthree-Din220-240VouI-
let
;ndswitchon
the
power.
The
opener'scourtesvlamp
may
turnon.or
may
flash
forfive
seconds.
. Removethe
lamp
coverbvturninqthecatchonitsunder-
side.Removetheoreen'control-Danelcoverto exDose
thesetupcontrols.Observetheredandoranqeindibator
LEDs.TheredLEDwillslavon continuousl\iatthefullv
closed
oosition.
Theoranqe'LEDwillstavon-continuous'-
lv at thefullvooenoosition.ldentifvth6 oreenoDerate
dutton.Ensuiethedborisengagedbn the-trolley.
. Press
and
releasethe
oreen
ooeratebuttonto movethe
door
up
ordown.Presiaqaintbstoointhereouiredfullv
ooencir
fullv
closed
positi6ns.
Eachiimetheorierate
but--
tdnispressed thedborwillstopormoveintfie
opposite
orrec00n.
. Whenthedqqrisatthefullyclosed
position
turnthedown-limitscrew
(located
adjacenttothe
courtesy
lamp)
until
the
reddown-LEDstaysoncohtinuously.
. Whenthedo_orisatthefully.open
position,
turntheup-limitscrew
(located
adjacenttothecourtesylamp)untilthe
orangeup-LEUsraysonconrnuousry.
. lfthe
doorcan
not
be
moved
sufficientlv
far
enouqhthenlookattheredandoranqeLEDS.lfoneoftheseisoncon-
tinuouslythen
thedoorhasstoppgdatdlimit
poin[
Adjustthatlimittoallowmoretiavel.Oneturnofalimitadjustment
screw
=-approximately
250mm
ofdoortravel.
I]iHFflflRflFfldNNi]i]
llIliiiHHi!g!!!!:
11

@sernruo
rHEFoRcE
sENstrtvtry
The Protectof SystemrMmust be used for all
installations where the closing force as
measuredon the bottom of the door is over
a00NUokgf|
Theforce,
as measured on the closingedgeof the door,
shouldnot exceed400N (40kgf).
lf the closingforce is
measuredtomorethan400N,TheProtector
SystemrMmust
be installed
(refer
section21).Theforcesettingregulates
the
amounlofpower requiredtoopenandclosethedoor.
This procedurerequires
the door to be engaged(see
section14) andrunthroughonefull cycleof operation.
Step1:Startwiththedoorinthefully
open
position
andthe
green
control
panel
covershouldbe removed
(see
fig 1
section22). Pressthe red "learn" buttontwiceon the con-
trolpanel
to enterintothe forcelearnmode.The amber
LED
markedopenonthe
control
panel
willflash
quickly.
Step 2: Press the green operate button on lhe control
panel.
The doorwilltravelto the DOWNlimit.
Pressthe
operatebuttonagain,
thedoorwilltraveltothe
UP
limit.The
amberLEDmarked
oper on the control
panel
will stop
flashinq
whentheforcehasbeenlearnt.
Presslearn
buttontwace
oo..
ffi LEDwirrstartfrashing
\5/ Press
OPERATE
button
(door
willclose)
PressOPERATE
buttontoopenthe
ooor
LEDwillturn
off
@ resr rHEsAFETyREvERSE
sysrEM
Procedure:
Placea40mmobstacle
(1)
laidflat
onthefloorunderthe
garage
door.Operatethedoorinthe
downdirec-
tion.Thedoormustreverseonthe
obstacle.lfthedoor
stopsontheobstacle,itisnottravellingfar
enoughinthedown
direction.Remove
thelampcovertolocate
thetravellimitadjustment
screws.lncreasethe
down limit byturningdown
limitadjustment
screwclockwise
(1
turn
=approximatly
250mmtravel).Repeat
test.
When
thedoorreverseson the40mm
obstacle,remove
theobstacleandruntheopener
througha completetravel
cycle.Doormust not reversein
closed
position.
lf itdoes,
adjust
Limits
andForceandrepeat
safetyreversetest.
7
.[ l^t--l^[--l^[ -]:
E.E"E:E
,E;E"[-_-]:[ l)
't l"[-l_r-]"[].
Repeattest once a month and adjust as needed.
12

@wsrett rHE
pRorEcroR
sysrElyr"
ppnoNAL
AccEssoR,
(See
accessories)
lnstallthis accessory forall installations
on tilt doors,doorsover2.5m
andwhen the closingforceas meas-
uredon thebottomof thedooris over400N
Uokg)-
Afteropenerhasbeeninstalledandadjusted,The
ProtectorSystemrMaccessory
canbe
installed.
Instructionsare
included
withthisaccessory.
TheProtector
SystemrM
provides
anadditionalmeasure
ofsafetyagainstasmallchildbeingtrappedunder
a
garage
door.
Ituses
an
invisible
beam
which,when
brokenbyanobstruction,
causesaclosingdoortoopenand
prevents
anopen
doorfromclosingandisstrongly recommended
forhomeownerswith
young
children.
Connectiondetails:
ConnectthetwowhitewiresfromtheC77lR
safetvbeamstothewhite2terminallocated
on
the
backof
the
opener
underthecover
plate.
Connect
thetwowhite/blackwires
fromtheC77lRsafety
beams
to
the
grey
3terminallocatedonthebackofthe
open-
erunderthecoverDlate.
NOTE:The
opener
will automaticallydetectTheProtector
SystemrMwhenit is installed.Theopenerwill not
closeunlessthesensorsarealigned.
white/
black
- - - - - - - - - -
IJ
l*-_

@sernueauro cLosE
(oPTtoNAL)
NOTE:The Protector
SystemrMMUSTbe installed
to enablethis feature.
The auto closefeaturewill automaticallyclosethe
garage
doorafterthe preset time.The time can be
adjustedupto '180 secondsusingthetrim
pot
located
on thecontrolboard.Autoclosecanbe disabledby
adjustingthetrim
pot
totheOs/offsetting.
Installingandadjusting:
. Closethe
garage
door.
. Turn
theooeneroff.
. Removethelamocover.
. Ensure
thetrimDotontheoDenerissettotheOs/off.
. lnstalllhe ProtectorSystem'Musingthe brackets,
wiresandinstructions
provided
with
the product.
Twist
thetwowhite
(only)
wirestogetherandtermi-
natethemintothewhite
(2)
terminal.Twist
thetwo
white/blackwirestogether
andterminatetheminto
the
grey
(3)
terminal.
. Turn
theoDeneron.
.
Allow
5
minutesfor
thebeamstoself-learntotheunit
(do
not
walkthroughthebeamduringthis
time).
14

@lwsrntunc youR
cM12BwtRELEss
wALLBUTTIN
. Carefully
pry
opentheCM128
and
locate
thetwo
screwsfor
mounflng.
.Attachtothewall
usingthetwoscrews
andwallanchors
provided
if mounting
toa plaster wall.lf usinga recessedwall
boxdo not
use
ancnors.
NOTE:
Donotovertighten
screws.Thewall
buttonsuppliedwith
your
openerispre-programmed
toyour
openerinthefactory.lfaddinganewwall
button,follow
thestepsbelow.
@wnrtess PRaaRAMMING
Fixany wall controt at a height of at least 1.5mand with-
in sight of the door but away from any moving parts.
NOTE: The transmitters supplied with your opener are pre-pro-
grammed
to your openerin the factory.
lf you purchase
additional
transmitters,
you will needto program
them intoyour openerusing
the steps below.
. Fixthewarning
againstentrapment
labelnear
the
wallcontrol.
ADDING
transmitters
usingthe "learn" button
. Pressandhold
downthetransmitter
button
you
wishto
program
tolheoDener.
. The
orangeLEDwillflash
continuouslytoindicate
itisreceiving
signalfrom
thetransmitter.
. Press
and
release
the
"learn"
buttononthe
opener.
. Thecourtesy
lightwillflash
once.
. Ensure
thedooris
clearofobstruction,then
testthetransmitter.
Deleting
ALL transmitters
andcodes
NOTE:Thisdeletesalltransmittersandcodes.
. Pressandhold
the
"learn"
buttonuntiltheorange
indicatorlight
goes
out
(approximately
9 sec).
TOADDTransmitte|s
/ WallControl
or
Pressandhold
downthedesi.ed
button.
*., €,$..=) LEDwitflashcont,nuousty
Pressandrelease
theredlearnbutton
-,R Courtesylightwill
flashonce
TO DELETEALLTRANSI\,4ITTERS
Press
and
holdlhered
learnbution
** ('F LEDwilllishtup
LED
willgoout
after
(approx)
I
seconds.Release
learnbutton
1q
a
I

gilKEyLEss
DEVIoE
PRoGRAMMING
(oPrtoNALAccEssoRY)
Programming
C840using
the"learn"
button:
Activate the opener only when door is in full view
free of obstruction and properly adiusted, No one
shoald enter or leavegarage while the door is in
motion.
Do not
allow children
to operate
push
but'
ton(s)or transmitter(s).Do nota owchildren toplay
nearthe door.
'1.
Press
and release
the"learn"
button
(1)on opener.
The learn
indicatorLED
willlight
up.
2.Within
30seconds,
entera
fourdigit
personal
identification
num-
ber
(PlN)
of
your
choice
onthe
keypad
(2),
then
press
and
holc
theENTER
button.
3.
Releasethebutton
when
theopener
courtesy
lightflashes
once
(3).
lthas
learntthecode.
Alternateprogramming method using the motion detecting
controlpanel(optional
accessory):
NOTE:Thismethod
requirestwo people
ifthekeyless
entryis
already
mounted
outside
thegarage.
1.Entera fourdigit
personal
identification
number
(PlN)
of your
choice
onthekeypad,
then
press
and
holdENTER.
2.Whileholding
theENTER
button,
press
and
holdthe
LIGHTbut-
tonon
themotion
deiecting
control
panel.
3.
Continue
holdingthe ENTERand LIGHTbuttons
whileyou
press
the pushbaron the motiondetecting
control
panel(a
threebuttons
areheld).
4.Release
buttons
whentheopener
courtesy
light
flashesonce
Programming
C379
wireless
fingerprint
access
system
(optional
accessory)
Full
instructionsare
available
withthisaccessory.
Once
you
haveenrolled
your
user
intotheC379
you
can
pro-
gram
theunit
into
your
opener.
Usingthe"learn"
button:
1.Pressand
releasethe
"learn"
button
ontheopener.
The
learn
indicator
LEDonthe
opener
willlightup.
2.
Within30seconds,
slide
thecover
oftheC379
upasillustrated
(A).
Swipe
your
fingeronthe
readerheadat
asteadyspeed
(B)
until
the
yellow
ledturns
on
(C).
3.When
theopener'scourtesy
lightflashes
ithaslearntthe
code
Ensure
there
arenoobstructions
inthe
path
ofthe
door,then
press
thesendbutton
(D)
totest
thedoor.
LEDwil ght
up
'l@-lil;:xil:ffii.:i
3 f-^--7--l coldesy ehr
wrL
l----e1""""
@
l@1
1ilffi'.1
@
ffihodthe
PIISHBARon
**63 LEDwiLishtuP
W
ffi:ffi'$'""r,"i"1
W ri:r.:,:"r',iri:T.
t--.'- , I courtesv
rqhr
w'l
l-rP
l*'^"
ffi i.T:"';Tirii,ii'T*
to

@wsrntt oR REPLAIE
THELAMq
. Remove
power
fromtheopener
beforeaddingor
replacing
thelightbulb.UseonlyE2745mm
Round40Wmaxlight
bulbs.
. Removelampcover
(if
installed).Push
inslightly
andturn
torelease thescrewwitha laroe
screw-
driver
orcoin.Carefullyremovethecov-er
and
put
InasaTe
otace.
.AddorreDlacethelamo
as
illustrated.
. Replace
thecoverandfasteninplace
byturning
therelease
screwtotheclosed
oosition.
,/n'
-^,
I I r- _-?
Va-.-_;F-,:?
@accessoans
(1)[,4odel
CM844
(2)
Model
CN/128
(3)Model
C940
(4)ModelC943
(5)Model
C945
(6)Model75LM
4 Channel
transmitter
Wireless
wallbutton
Singlechannel
transmitter
3 Channeltransmitter
3 Channel
minitransmifter
llluminateddoorbell
pushbutton
CM844 CM,l28 c940
(7) ModelC98
(8)l\.4odel
C840
(9) Modelc77
(10)
ModelCl\.41702
(11)
l\,4odel
760E
(12)
Modelc379
(13)
ModelANT4X-1
l\4otiondetectingcontrol
panel
Keyless
entrysystem
TheProtectorSystem-'(lRBeams)
Quick
releaselock
Outside
keyswitch
Wirelessfingerprint
accesssystem
433H2
Antenna,cableandadaptor
75LMc945c943 c98
R,E-,@
@a [B-.,m,
c84o c7t c1702 76oE H " l-
@,w#ffi W_,
U*

01280906
@neptncepteurPARrs
rl
s4_
,,",*"\6w__._
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18

@ neptecemenrPARrs
(coNTtN
u
ED)
PDR59003
Servicelogicboard
ffi
r E\\H
} \\L\
}W
\-4.. \:
\-)
cDR10693
Sidecover
PDR40082
Insulatedvaristor
PDR59001
Chasiscompleteassembly
cDR11520
Dual
sprocket
ADR12392
lvlain
cover
V2
203D7720
Motorcapacitor
EPDR50098
Motor
&worm
gear
cDR10693
19

DIAGNOSTIC
CHART
Safety
reversing
sensors
wire
open
(broken
ordis-
connected).
Safety
reversing
sensors
wireshorted
or black/white
wirereversed.
Door
controlor
wireshorted.
Satety
reversing
sensors
slightly
misaligned
(dim
or
flashing
LED).
PossibleRPMsensor
tailure.
Unplug
lo reset.
Possiblelimilswitch
erroron startup.
System
failure
Symptom: Oneor both of theindicator lights on the lR Beamsare not on
steadily.
. Inspectsensor
wiresforanelectrical
short
(eg.
staple
inwire),
correct
wiring
polar
ity
iblack/white
wiresreversed),
broken
or disconnected
wires,replace/attach
as
needed.
. Disconnectall
wiresfrom
theopener.
. Removebeams
frombrackets
and
shortensensor
wires
to 30-60mm
(1-2")from
backofeach
sensor.
. Re-attach
sendingeye
toopener
usingshortened
wires.lfsending
eye
indicator
light
glows
steadily.
attach
thereceiving
eye.
. Align
beams.
lftheindicator
lights
glow,
replacethe
wiresfor
thebeams.
lfthesen-
soi
indicatorlights
donotlight
up,replace
thelR
Beams.
Symptom:
LEDis not
lit ondoorcontrol.
. Check
polarity
of
thewireconnection
totheopener.
. Inspectdoor
control/wires
foran
electricalshort
(eg.
staple
inwire),
replaceas
need-
ed.
. Disconnect
wires
atdoorcontrol,
touch
wirestogether.
lfopener
activates,
replace
door
control.
. lfopenerdoes
notactivate,
disconnect
doorcontrol
wiresfrom
opener.
Momentarily
short
acrossred
andwhiteterminals
with
jumper
wire.lfopener
activates,
replace
doorcontrol
wires.
Symptom:Send,ngindicator light glows steadily, receiving indicator light is
dim or flashing.
. Realignreceiving
eyesensor,
cleanlens
andsecure
brackets.
Symptom:
TheRPMSensor
= Shorttavel 150-200mm
(6'8").
. Unplug
unitto
reset.Trytooperate
opener.
Checkdiagnostic
code.
. lfitisstillflashing
5times
andopener
moves
150-200mm
(6-8"),
theRPM
sensor
mayneedtobereplaced,
fordetailscontact
your
Chamberlain
MerlinProfessional
Dealer.
Symptom:
Doorwill not oqenor close
. Turnthe
power
off.Wait
10seconds.
. Turn
power
backon.
lfopener fails
tooperatecorrectly
after
resetting,contact
your
Chamberlain
Merlin
Professional
Dealer.
Symptom:Opener
will not open
or closethedoor
. Turn
the
power
off.
Wait10seconds.
. Turn
power
back
on.lfopener
failstooperate
correctly
afterresetting,
contact
your
Chamberlain
MerlinProfessional
Dealer.
(report
the
numberofflashesasthe
faultreference).