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6

SETTING THE LIMITS & RIGHT OR LEFT OPERATION

Travel limits set how far your door goes up and down. Your opener must be configured correctly for right or left
hand installation to operate correctly, if not the door will rotate in the reverse direction.

NOTE: The MRC950 opener is factory configured for right hand installation.

10

professional

professional

LMT

Press and hold
until

FLASHING
LED

Drive door UP to
desired height

If required: Use LRN (DOWN)

Activate door

Immediately the door starts to close

Press and hold to drive
door down to closed

If required: Use LMT (UP) to adjust

LMT

LRN

professional

professional

professional

Activate door to open

professional

Close the door to test limits

Orange
LED ON &

Courtesy LEDS
on Dim

professional

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MRC950

professional

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MRC950

Cli

ck

Motor will make a click &
FULL BRIGHT courtesy
LEDs will turn on

professional

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MRC950

professional

professional

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MRC950

Right bank
will light up

LMT

LRN

(IF REQUIRED)
To change
press and hold
until correct
bank lights up

&

Left bank
will light up
for Left hand
installation

The opener will operate during this procedure. Make sure the door is clear of obstruction.
Ensure your hands are away from any moving parts before activating the door.

Setting right or left hand operation:

• Ensure the door is positioned approximately

halfway or at least 2m from the open position, the
opener is engaged, and the power is turned on.

• Press and hold the LMT (Limit) button until the

orange indicator LED starts flashing, and then
release. Either right or left courtesy LEDs will
light up.

• For right hand installations, the right side bank of

LEDs must light up, and for left hand
installations, the left hand bank must light up.

• If the incorrect bank of LEDs is illuminated,

simply press both LRN and LMT buttons
simultaneously until opposite bank lights up.

Setting the open limit:

• Press and hold the LMT (Limit) button, until the

door reaches the desired open position, and then
release. You can adjust the door by using the
LRN (down) button and LMT (up) button to adjust
as necessary. Make sure there is enough room
for your vehicle to pass under.

Setting the bottom limit:

• Press and release the ACTIVATION button, this

sets the UP limit, and begins closing the door.
IMMEDIATELY press and hold the LRN (Learn)
button until the door reaches the desired closed
position. If the door closes too hard against the
floor, use the LMT (up) and LRN (down) button to
adjust.

• Press and release the ACTIVATION button, this

sets the DOWN position and begins opening the
door to the fully open position.

Test the door:

• Close and open the door 2 or 3 times using the

ACTIVATION button to confirm the limit settings.

• If the door does not complete the test cycle

proceed to section 11 to set the force.

• Leave the door in the up position.

NOTE: The force must now be set in order to

complete your installation (refer section 11).

Summary of Contents for MRC950

Page 1: ...ercial Rolling Door Opener Installation and Operating Instructions Owners Copy Please keep these instructions for future reference This manual contains IMPORTANT SAFETY information DO NOT PROCEED WITH...

Page 2: ...IMPORTANT Chain reduction assemblies that may interfere with the safe and proper operation of the MRC950 must be removed All hand chains must be removed prior to fitting the MRC950...

Page 3: ...for a binding or sticking door Sticking binding or unbalanced doors must be repaired before installing this opener Do not wear rings watches or loose clothing while installing or servicing a door ope...

Page 4: ...3 Ensure that there is at least 45mm from the edge of the curtain to the edge of the bracket If the roller door drum is on the edge of the curtain or is a smaller diameter additional clearance may be...

Page 5: ...ft to the door bracket is tightly secured INSTALLING THE STOP COLLAR 5 3 SAFETY CHECK Is the stop collar installed YES proceed to the next step NO install the stop collar before proceeding Release cab...

Page 6: ...wn firmly opener will make a clicking noise Disable all locks and remove any ropes connected to the door Take care when operating the manual release as an open door may fall rapidly due to weak or bro...

Page 7: ...oor mounting bracket to the wall If the door bracket needs to be relocated due to opener width refer section 3 preferred clamping method Clamp the opener on the door axle and door bracket in the marke...

Page 8: ...ioned approximately halfway or at least 2m from the open position the opener is engaged and the power is turned on Press and hold the LMT Limit button until the orange indicator LED starts flashing an...

Page 9: ...ed out the safety reverse system test outlined above install the warning labels provided with your opener as shown The risk of entrapment label must be installed adjacent to the release handle at a he...

Page 10: ...gether and terminate them into the grey 3 terminal Ensure the trim pot on the opener is set to 0s Turn the opener on Allow 5 minutes for the beams to self learn to the unit do not walk through the bea...

Page 11: ...d be pre programmed by the factory If adding a new wall control program into the opener before mounting the unit as detailed in section 16 professional LRN Press LRN or LED will FLASH TO ADD Transmitt...

Page 12: ...choice on the keypad 2 then press and hold the ENTER button 3 Release the button when the opener courtesy LEDs flash once 3 the code is learned Alternate programming method using the motion detecting...

Page 13: ...all instructions included with the CM475 unit to test for proper operation and testing of the SPU SPECIAL FEATURES OPTIONAL ACCESSORIES 1 Solenoid roller door lock SRDLK01 2 24VDC power output for ex...

Page 14: ...1 001B6451 3S 041A6778 2 041D6637 041B0029 19 SPARE PARTS 041A6811 1 Mount plate sub assembly including motor 041B0029 Sungear kit Aluminium 041B0603 Front upper housing 041A6814 1 Base housing 041D6...

Page 15: ...system 7 Model C379 Wireless finger print access system 8 Model C98 Motion detecting control panel 9 Model 760 Outside keyswitch 10 Model CM1702 Outside quick release 11 Model C77 The Protector Syste...

Page 16: ...or flashing Realign receiving eye sensor clean lens and secure brackets Symptom The RPM Sensor Short travel 150 200mm 6 8 Unplug unit to reset Try to operate opener check diagnostic code If it is sti...

Page 17: ...inding call a trained door systems technician Clear any ice or snow from the floor area where the door closes Repeat the limit and force setting in section 10 11 Repeat safety reverse test after adjus...

Page 18: ...light turns off automatically after 2 1 2 minutes MAINTENANCE OF YOUR OPENER Once a Month Manually operate door If it is unbalanced or binding call for professional door service Check to be sure door...

Page 19: ...d are warranted for the remaining portion of the original warranty period This Chamberlain Limited Warranty provides benefits which are in addition to your other rights and remedies as a consumer Excl...

Page 20: ...114A4200F 2011 The Chamberlain Group Inc TM Trademark of The Chamberlain Group Inc Registered Trademark of The Chamberlain Group Inc...

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