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1. Press and release the orange

“learn” button on opener. The

learn indicator LED will glow

steadily for 30 seconds.

2. Within 30 seconds, enter a four

digit personal identification

number (PIN) of your choice on

the keypad. Then press and hold

the ENTER button.

3. Release the button when the

opener LED turns off.

TO ADD, REPROGRAM OR CHANGE A KEYLESS ENTRY PIN

USING THE “LEARN” BUTTON

3

To change an existing, known PIN

If the existing PIN is known.
1.Press the four buttons for the present PIN, then

press and hold the # button.
The LED on the opener will turn on.

2.Press the new 4-digit PIN you have chosen, then

press Enter.

The indicator LED will turn off. Code has been learnt.
Test by pressing the new PIN, then press Enter. The

door should move.

To set a temporary PIN

You may authorise access to visitors or service people

with a temporary 4-digit PIN. After a programmed

number of hours or number of accesses, this

temporary PIN expires and will no longer open the

door. It can be used to

close

the door even after it

has expired. To set a temporary PIN:
1.Press the four buttons for your personal entry PIN

(not the last temporary PIN), then press and hold

the * (star button).

2. Press the temporary 4-digit PIN you have chosen,

then press Enter.

3.To set the number of

hours

this temporary PIN will

work, press the number of hours (up to 255), then

press * (star button).

OR

3.To set the number of

times

this temporary PIN will

open door, press the number of times (up to 255),

then press # (hash button).

The indicator light will turn off when the temporary

PIN has been learnt.
Test by pressing the four buttons for the temporary

PIN, then press Enter. The door should move. If the

temporary PIN was set to a certain number of

openings, remember that the test has used up one

opening. To clear the temporary password, repeat

steps 1-3, setting the number of hours or times to 0

in step 3.

One Button Close:

Opener can be closed by pressing

only the ENTER button if the one button close feature

has been activated. This feature has been activated

at the factory. To activate or deactivate this feature

press and hold buttons 1 and 9 for 10 seconds. The

keypad will flash twice when the one button close is

active. The keypad will flash four times when one

button close is deactivated.

19

To prevent possible SERIOUS INJURY or DEATH:

• NEVER allow small children near batteries.

• If battery is swallowed, immediately notify

doctor.

To reduce risk of fire, explosion or chemical

burn:

• Replace ONLY CR2032 batteries.

• Do NOT recharge, disassemble, heat above

75°C or incinerate.

The Transmitter Battery

To replace battery, use a screwdriver blade to pry open
the case as shown. Insert battery positive side up.

Dispose of old battery properly.

or

Carefully
Remove Battery

Summary of Contents for Merlin MJ3800

Page 1: ...rating Instructions Optional Accessory Available See Page 10 for the New www chamberlainanz com Owners Copy Please keep these instructions for future reference This manual contains IMPORTANT SAFETY in...

Page 2: ...damage Read and follow all instructions carefully The garage door opener is designed and tested to offer safe service provided it is installed and operated in strict accordance with the instructions i...

Page 3: ...n one carton which contains the opener and the parts illustrated below Note that accessories will depend on the model purchased If anything is missing carefully check the packing material 5 3 1 10 11...

Page 4: ...just door door springs cables pulleys brackets or their hardware ALL of which are under EXTREME tension Disable ALL locks and remove ALL ropes connected to the door BEFORE installing and operating the...

Page 5: ...side that meets the requirements listed below Must have minimum of 64mm 2 1 2 between the wall and the center of the torsion bar Must have minimum of 76mm 3 between the ceiling and the center of tors...

Page 6: ...ted 6 Collar Screw Collar Screw Set Screw Collar Screw Collar Screw Set Screw ASSEMBLY STEP 2 Attach Mounting Bracket to Opener Loosely attach slotted side of mounting bracket to the same side of the...

Page 7: ...all a trained door systems technician if the door binds sticks or is out of balance An unbalanced door might not reverse when required Opener MUST be mounted at a right angle to the torsion bar to avo...

Page 8: ...6 Plug connector into the opener Figure 2 NOTE Lock must be mounted within 3m 10 of the power head Overhand Knot Emergency Release Handle Overhand Knot Rope Opener Emergency Release Cable 016 Warning...

Page 9: ...osite side of the cable tension monitor 1 Position the cable tension monitor as shown Figures 1 and 2 The cable tension monitor should be located as close to the drum as possible NOTE There must be no...

Page 10: ...adjacent the wall controller Fix the emergency door release label adjacent to the opener INSTALLATION STEP 7 Mounting the Evercharge Standby Power Unit SPU not provided If the optional CM475 Standby p...

Page 11: ...ing nut Run wires from both sensors to the opener as shown in Figure 5 Use insulated staples to secure the wire to the wall and ceiling Connect both sets of wires to the opener terminals as shown page...

Page 12: ...ner quick connect terminals white to white and white black to grey Figure 6 page 11 TROUBLESHOOTING THE SAFETY REVERSING SENSORS 1 If the sending eye indicator LEDs are both flashing after installatio...

Page 13: ...AUTOMATIC CLOSE TIMER FUNCTION Note Requires the Chamberlain Protector SystemTM IR sensors to be installed If Protector SystemTM IR sensors is installed only to enable the timer to close function firs...

Page 14: ...button until the door reaches the desired UP open position Figure 2 NOTE Check to be sure the door opens high enough for your vehicle to pass under 3 Push the transmitter wireless wall button or multi...

Page 15: ...reparing your door Orange Button Indicator Light Black Button BLACK ORANGE Push Orange button twice to enter unit into Force Adjustment Mode Figure 3 Figure 2 Figure 1 or Without a properly installed...

Page 16: ...ustment Steps 1 and 2 Programming the Limits and Forces Repeat the test When the door reverses on the 40mm 1 1 2 obstacle remove the obstruction and run the opener through 3 or 4 complete travel cycle...

Page 17: ...emblies and other hardware ALL of which are under EXTREME tension MUST be made by a trained door systems technician 12 ALWAYS disconnect electric power to the door opener BEFORE making ANY repairs or...

Page 18: ...ilable with this accessory Once you have enrolled your users into the C379 you can program the unit into your opener Using the orange LEARN button 1 Press and release the orange learn button 1 on open...

Page 19: ...this temporary PIN will work press the number of hours up to 255 then press star button OR 3 To set the number of times this temporary PIN will open door press the number of times up to 255 then pres...

Page 20: ...n 3 C77 Protector systemTM IR Beams 4 041A6388 Collar with set screws 5 C945 3ch rolling code transmitter 6 041A4582 Emergency release rope handle assembly 041B4494 1 2 Conductor bell wire white white...

Page 21: ...pener does not activate disconnect multi function door control wires from opener Momentarily short across red and white terminals with jumper wire If opener activates replace multi function door contr...

Page 22: ...sensor See Installation Step 8 If the opener LED is not flashing and it is a new installation See Adjustment Step 2 For an existing installation see below Repeat the safety reverse test after the adju...

Page 23: ...ve The wireless wall button CM128 press and hold the large round button down until the door starts to move The Keyless Entry See Accessories Must be programmed before use See Programming Multi Functio...

Page 24: ...eglect abuse wear and tear accident electrical storm excessive use or conditions other than normal domestic use This warranty does not cover any problems with or relating to the garage door or garage...

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