LiftMaster 3900 Support Question
LiftMaster 3900 Support Question
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Question posted by p197mmx233 on May 15th, 2014
Whats The Difference Between Liftmaster 3800 And 3900
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Related LiftMaster 3900 Manual Pages
3900PLD Manual - Page 1
..., Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196
www.liftmaster.com
patible with
Com Details
Owner's Manual
See Page 13 for
■ Please read this manual and the enclosed safety materials carefully! ■ Fasten the manual near the door after installation. ■ The door WILL NOT CLOSE unless The Protector System® and...
3900PLD Manual - Page 2
...safety instructions 7 Position the operator 7 Attach the emergency release rope and handle 8 Install power door lock (Not Provided 8 Attach the cable tension monitor (Required 9 Install the single button ...monitor 20 To open door manually 20
Operation
21-25
Operation safety instructions 21 Using your door operator 21 Care of your garage door and/or the garage door operator if you ...
3900PLD Manual - Page 3
... refer back to this operator cannot be installed on your installation. NOTE: Inspect the torsion bar while the door is no noticeable movement up to 180 sq. It is no access door to the garage, as this page as you proceed with an external emergency release mechanism.
• Any gap between the floor...
3900PLD Manual - Page 8
...with a match or lighter to prevent unraveling. Weak or broken springs or unbalanced door could result in an open door falling rapidly and/or unexpectedly. • NEVER use emergency release handle to achieve... (1.83 m) above .
Use insulated staples to the outside of the garage door track with an overhand knot at least 1" (2.5 cm) from being manually opened once the door is fully closed.
1.
3900PLD Manual - Page 14
... 6" (15 cm) max. If an obstruction breaks the light beam while the door is closing , the door will stop and reverse to the receiving eye (with a green indicator light). INSTALLATION STEP 9
Install The Protector System®
The safety reversing sensor must be installed inside the garage
14
Safety Reversing Sensor 6" (15 cm) max.
3900PLD Manual - Page 16
... wires. If the receiving eye indicator light is already open wire to wall and ceiling.
• Strip 7/16" (11 mm) of insulation from both the sending and receiving eyes will reverse.
Lock in tab with lenses pointing toward each other across the door.
Be sure the lens is required.
• Loosen the...
3900PLD Manual - Page 17
..., then release (Figure 2).
2. To prevent damage to stop door at which the door will stop when moving up or down.
Door MUST reverse on contact with proper operation of the door by a closing the door (Figure 3).
4. NOTE: Make sure the door opens high enough for your vehicle.
3. Once the door is binding or sticking. This sets the DOWN...
3900PLD Manual - Page 18
...
Figure 2
Push Purple button twice to enter into Force Adjustment Mode
BLACK PURPLE
Figure 3
18 Push the door control or programmed remote control again.
If the garage door opener cannot open and close the door (DOWN). If the door is binding or sticking. Push the purple button twice to enter unit into the Force Adjustment Mode.
Repair...
3900PLD Manual - Page 19
..., persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing door. ADJUSTMENT STEP 3
Test the Safety Reversal System
TEST • With the door fully open the door. • Place the operator carton in the path of the operator. The door will not move more than an inch, and the operator lights will not...
3900PLD Manual - Page 20
... is closed if possible. ADJUSTMENT STEP 6
To Open the Door Manually
The door should
then be able to be fully closed . • Pull the emergency release handle. To reconnect the door to disengage door ONLY when door is CLOSED. The door will blink 9 times. The door should be opened manually. • Return the door to the closed position. • Pull...
3900PLD Manual - Page 21
... Station until completely closed , it will stop . 7. If the door has been stopped in an open , the door will close. ALWAYS keep door in SEVERE INJURY or DEATH.
11. Door MUST reverse on contact with door control push buttons or remote controls.
3. If obstructed while opening, the door will reverse. WARNING
OPERATION
IMPORTANT SAFETY INSTRUCTIONS
WARNING To reduce...
3900PLD Manual - Page 22
... if necessary (see Adjustment Step 3). Make any necessary adjustments (see Adjustment Steps 1 and 2). • Repeat the safety reverse test. Do not grease the door tracks.
22 Once a Year • Oil door rollers, bearings and hinges. If it is unbalanced or binding, call
a trained door systems technician. • Check to be sure door opens & closes fully.
3900PLD Manual - Page 23
... faulty (replace), or there is complete.
8. The door doesn't open completely:
• Is something obstructing the door? The door opens but won 't work:
• The door springs may be frozen to a metal door, foil backed insulation, or metal siding.
5.
Operate the door manually. See above.
23 The door may be broken. The door opens and closes by itself:
• Be sure...
3900PLD Manual - Page 24
...8226; Use the emergency release handle to 20 times without power.
13. The operator moves when the door is in operation: • Some minor movement is mounted at a right angle to the jackshaft. When... excessively. • Check to make sure the torsion bar is connected, the operator should be opened and closed manually. If it rotates. • Check that the operator is normal for this ...
3900PLD Manual - Page 25
... sensor, clean lens and secure brackets. • Verify door track is overheated. Installed Safety Reversing
Sensor
Your garage door operator is properly connected to operate motor unit, check diagnostic...Button LED or Diagnostic LED
"Learn" Button
Diagnostic Chart
1 FLASH
Safety reversing sensors wire open (broken or disconnected).
If the
sensor indicator lights do not glow steady. •...
3900PLD Manual - Page 26
...including interference that you wish to pry open the case as shown. THE REMOTE CONTROL BATTERY
3.
The lithium battery should produce power for programming your door.
*3-Button Remote (315 MHz)
If... immediately notify doctor.
Insert battery positive side up to operate other Security✚® door operators. Within 30 seconds, press and hold the "learn indicator light goes out ...
3900PLD Manual - Page 27
...After a programmed number of hours or number of accesses, this temporary PIN will no longer open the door. To set the number of hours this temporary PIN expires and will work, press the ... 4-digit PIN you have chosen, then press Enter. Press the four buttons for your garage door operator. The door should move. Press and release the purple "learn" button on the keypad. Release the...
3900PLD Manual - Page 28
... keyless entry, if programmed).
3. It has learned the code and the light turns on light until LED comes ON.
2. Programming Remote Light (Not Provided)
The garage door operator remote light will need to be programmed to program the light.
1. Press the "learn button" on .
28
3900PLD Manual - Page 30
... home with Security✚® :
Enables end user to prevent the door from being manually opened once closed.
30
ACCESSORIES
41A5281
Extension Brackets:
(Optional) For safety reversing sensor installation onto the wall or floor.
475LM
377LM
Keyless Entry with an additional LiftMaster Security✚® remote.
41A6102
EverCharge™ StandBy Power System: Provides...
3900PLD Manual - Page 32
SIMPLY DIAL OUR TOLL FREE NUMBER:
1-800-528-2806
www.liftmaster.com
For professional installation, parts and service, contact your area....in the Yellow Pages, or call our Service number for a list of dealers in your local LIFTMASTER/CHAMBERLAIN dealer.
All Rights Reserved LIFTMASTER® SERVICE IS ON CALL
OUR LARGE SERVICE ORGANIZATION SPANS AMERICA
INSTALLATION AND SERVICE INFORMATION IS AS...
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