Chamberlain Official Garage Door Opener Manual for Merlin Models MR650 & MR850

Page 8

13 SETTING TH E L IMITS & R IG H T O R LEFT OPERATION

T ravel limitssetho w faryourdoorg oes upand down. Youropenermustbe configuredcorrectlyforrightorleft h and instllation tooperatecorrectly,ifnotthedoorwilrotate inthereversedirection.

NOTE: The M R8 50

/M R650

ope ner is fa ctory c onfiguredfor right hand insta llation.

 

 

The opener

wilopera teduringthisprocedure. Mak e surethedoor isclear of obstruction.

E nsureyourhands

a re awa y from any moving parts before activating the door .

 

 

 

Setting rightor leftha nd ope ration:

•E nsure the doorispositioned h alfway,theopener isengaged , and the poweristurned on.

•Pressand hold theLMT

(Limit) buttonuntilthe

orange indicatorLED

startsflash ing, and then

release. E ithe rright orleftcourtesy LE D s w il

ligh tup.

 

•For righ th and installations, the rightsidebankof

LE Ds mustlightup,and forlefth and

installations,the lefthan d bank mustlight up.

•Ifthe incorrectbankofLEDs isilluminated,

simplypressbothLR N

and LMT butons

simultaneously untiloppositebank lights up.

Setting the ope n limit:

•P ressand h old the LMT

(Limit)button,untilthe

doorreaches the desired open position,and then

release. Youcan adjusthedoorby using the

professional

 

LMT

Press and hold

 

 

 

until

 

 

 

 

FLASHING

 

 

 

LED

 

 

MR850

 

will light up

 

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Right bank

 

professional

 

 

 

professional

 

 

 

(IF REQUIRED)

 

LRN

&

LMT

To change

 

press and hold

 

 

 

 

until correct

 

 

 

 

bank lights up

 

MR850

 

 

Left bank

 

www.chamberlainanz.com

 

 

will light up

 

professional

 

 

 

 

 

 

for Left hand

 

 

 

 

installation

LRN (dow n) butonand LMT (up) butonto adjust

as necessary. M ake surethereisenough room

foryourveh icle topassunder.

 

Setting the bot tom

limit:

 

•Pressand release theACTIVATION

button,this

sets theU P

limit,and begins closing thedoor.

IMMEDIA

TEL

Y pressand h oldthe LR N (Learn)

buttonuntilthe doorreach es the desiredclosed

position.Ifthedoorclosesto ha rdagainstthe

flor,usethe

LM T

(up) and LRN

(down) buttonto

professional

professional

professional

LMT Drive door UP to desired height

If required: Use LRN (DOWN) Activate door

Immediately the door starts down LRN Press and hold to drive

door down to closed

If required: Use LMT (UP) to adjust

adjust.

 

•Pressand release theACTIVATION

button,this

sets theD OW N position and beg ins opening the

doortothe fuly open position.

 

Testthedoor:

 

•Close and open the door3 or4

times usingthe

ACTIV

ATI O N buttontoconfirmthe limitsettings.

•Ifthe doordoes notcompletethetestcycle

proceed tosection 14 tosetthe force.

•Leave the doorin the upposition.

NOTE:

The force must now be

set in order to

c omplete yourinstallation(refer section 14) .

professional

Activate door to open

 

MR850

Orange

professional

LED ON &

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Courtesy LEDS

 

on Dim

professional

Close the door to test limits

Cli

professional

Motor will make a click &

k

www.chamberlainanz.com

 

c

MR850

FULL BRIGHT courtesy

 

 

 

LEDs will turn on

7

Image 8
Contents Or O pen er Frequentlyexam ine the door Installation, With Properoperation ofth e safetyreverse System ordamageEep garage Not wear rings, watche s or loose c lothingOr RE QU IR Ements InventoryTo OL Srequi RED Insta LL ING the W Eigh T B a R Provided Testing TH E D OORINS TA LLI NG TH E Stop C OLL AR Thegarage Door OPE RA TIN G TH E MAN U a L REL EA SEPIN N in G TH E Door Left / RI G HT HA ND in Stall Atio N Optional a cce ssory not prov idedTIO N Setting TH E L Imits & R IG H T O R Left Operation Setting rightor leftha nd ope rationSetting the ope n limit LimitTesting TH E SA Fety Rever SE System G LA BEL SSystem IR CcessoryLocatethetwoscrew s for AccessoriesOPT Isin Fullview, fre Obs truction a nd properly DjustedShould Enter or Leave Isin mot ion. Do NotRES OPT ION Spar E PA RTS ES SO Ries MR850 onlyLightson theIR Beams Are not on Steadi lyIsnot liton do Or control Sensor =SH OO TIN G Should Fullyc losed ifpossible Wea Broke n Springs c ould Allow a nFallrapidly. Property damage Or seriouspersonal injuryc ould resultLIM Ited W Trademark of The Chamberlain Group, Inc