Instruction/ maintenance manual of the product 3900PLD Chamberlain
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Owner’ s Manual ■ Please read this manual and the enc losed safety materials carefull y! ■ Fasten the man ual near the door after installation. ■ The door WILL NO T CLOSE unless The Pr otector System ® and cable tension monitor are connected and properl y aligned.
2 INTRODUCTION Safety Symbol Review and Signal Wor d Review When you see these Safety Symbols and Signal Words on the following pages, they will alert you to the possibility of serious injury or death if you do not comply with the warnings that accompany them.
Safety Rev ersing Sensor Safety Rev ersing Sensor T orsion Spring Motor unit W all-mounted Single Button Control Station Access Door Gap between floor and bottom of door must not e xceed 1/4" (6 mm). Cable T ension Monitor Drum 3 Planning Survey your area to see if any of the conditions below apply to your installation.
4 Preparing your Door Before you begin: • Disable locks. • Remove any ropes connected to door. • Complete the following test to make sure your door is balanced and is not sticking or binding: 1. Lift the door about halfway as shown. Release the door.
5 2-Conductor Bell Wire White & White/Red Safety Labels and Literature Mounting Bracket The Protector System ® (2) Safety Reversing Sensors (1 Sending Eye and 1 Receiving Eye) with 2-Conductor Wh.
ASSEMBLY STEP 1 Attach the Collar to the Operator To avoid installation difficulties, do not run the door operator until instructed to do so. • Loosen the collar screws. • Attach collar to either the left or the right side of the operator. Ensure that the collar is seated all the way on motor shaft until stop is reached (Figure 1).
7 INSTALLATION INSTALLATION STEP 1 Position the Operator NOTE: For additional mounting options see accessories page. 1. Close the door completely. 2. Slide the operator with collar over the end of the torsion bar. Ensure that the collar does not touch the bearing plate.
N OT ICE Overhand Knot Emergency Release Handle Overhand Knot Rope Motor Unit Emergency Release Cable To prevent possible SERIOUS INJURY or DEATH from a falling door: • If possible, use emergency release handle to disengage door ONLY when door is CLOSED.
WHT/GRN T o insert or release wire, push in tab with screwdriver tip Cable T ension Monitor 7/16" (1 1mm) Strip wire 7/16" (1 1mm) WHT/GRN Cable T ension Monitor Cable T ension Monitor Rolle.
INST ALLA TION STEP 5 Install the Single Button Control Station To prevent possible SERIOUS INJURY or DEATH from electrocution: • Be sure power is not connected BEFORE installing door control.
11 INSTALLATION STEP 6 Install the Light (Not Provided) The remote light (operator light) is designed to plug directly into a standard 120V outlet. 1. Install the hinge and latch clips. Clips slide in between the metal plate and the plastic housing on each side of the light base (Figure 1).
12 INSTALLATION STEP 7 Electrical Requirements T o av oid installation difficulties, do not run the operator at this time. T o reduce the risk of electric shock, your operator has a grounding type plug with a third grounding pin. This plug will only fit into a grounding type outlet.
13 INSTALLATION STEP 8 Mount the Standby Power Unit (SPU) (Not Provided) If the optional 475LM Standby Power Unit is part of this installation it should be installed at this time. • The SPU can be mounted to either the ceiling or a wall within 3' (.
14 Invisib le Light Beam Protection Area Safety Re versing Sensor 6" (15 cm) max. above floor Safety Re versing Sensor 6" (15 cm) max. above floor Facing the door fr om inside the garage INS.
15 DOOR TRA CK MOUNT (RIGHT SIDE) Indicator Light Lens Lip Sensor Brack et Door Tr a c k FLOOR MOUNT (RIGHT SIDE) W ALL MOUNT (RIGHT SIDE) Indicator Light Sensor Brack et Lens Extension Brack et (See .
16 Invisible Light Beam Protection Area S ensor Sensor Safety Reversing Sensor Bell Wire Bell Wire Motor unit Safety Reversing Sensor Quick-Connect Terminals WHT/BLK WHT WHT/RED WHT Sensor Connections T o CableT ension Monitor T o Door Control Connect Wire to Quick-Connect T e rminals T o inser t or release wires, push in tab with screwdriver tip .
17 To prevent damage to vehicles, be sure fully open door provides adequate clearance. BLACK PURPLE Push and hold until the door is at desired UP position Figure 2 Figure 3 Push either button to stop .
18 ADJUSTMENT STEP 2 Setting the Force The force setting button is located on the front panel. The force setting measures the amount of force required to open and close the door. 1. Locate the purple button on the unit (Figure 1). 2. Push the purple button twice to enter unit into Force Adjustment Mode (Figure 2).
19 ADJUSTMENT STEP 3 Test the Safety Reversal System TEST • With the door fully open, place a 1-1/2" (3.8 cm) board (or a 2x4 laid flat) on the floor, centered under the door. • Operate the door in the down direction. The door must reverse on striking the obstruction.
20 ADJUSTMENT STEP 5 Test Cable Tension Monitor If your cable tension monitor has been activated the Indicator Light will blink 9 times. See (Figure 1) page 16.
21 OPERATION Using Your Door Operator Press and hold the push button on the Single Button Control Station until the door starts to move. When the operator is activated (with the safety reversing sensor correctly installed and aligned) 1. If open, the door will close.
22 CARE OF YOUR OPERATOR MAINTENANCE SCHEDULE Once a Month • Manually operate door. If it is unbalanced or binding, call a trained door systems technician. • Check to be sure door opens & closes fully. Adjust limits and/or force if necessary (see Adjustment Steps 1 and 2).
23 HAVING A PROBLEM? (TROUBLESHOOTING) 1. The operator doesn't operate from either the Door Control or the remote control: • Does the operator have electric power? Plug a lamp into the outlet. If it doesn't light, check the fuse box or the circuit breaker.
24 Having a Problem? (Continued) 11. The operator motor hums briefly , then w on't work: • The door springs may be broken. See above. 12. The operator w on't operate due to power failure: • Use the emergency release handle to disconnect the door .
25 Y our garage door operator is progr ammed with self-diagnostic capabilities. The “Learn” button/diagnostic LED will flash a number of times then pause signifying it has f ound a potential issue.
26 *3-Button Remote If provided with your door operator , the large button is factory programmed to operate it. Additional buttons on any Security ✚ ® 3-Button remote can be programmed to operate other Security ✚ ® door operators.
27 1. Press and release the purple “learn” button on motor unit. The learn indicator light 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.
28 1. Press the “learn button” on light until LED comes ON. 2. Activate the door using the Single Button Control Station (or hand-held remote control or keyless entry , if programmed).
29 NOTICE 8 1 2 3 4 5 6 7 Installation Parts REP AIR P ARTS KEY PART NO. NO. DESCRIPTION 1 APBS 1 Single button control station 2 41A4582 Emergency release rope & handle assembly 3 41B4494-1 2-Con.
30 ACCESSORIES 41A5281 377LM Extension Brackets: (Optional) For safety reversing sensor installation onto the wall or floor . Ke yless Entry with Security ✚ ® : Enables end user to operate door operator from outside by entering a password on a specially designed keyboard.
31 NOTES.
LIFTMASTER ® SERVICE IS ON CALL OUR LARGE SERVICE ORGANIZATION SPANS AMERICA INSTALLATION AND SERVICE INFORMATION IS AS NEAR AS YOUR TELEPHONE. SIMPLY DIAL OUR TOLL FREE NUMBER: 1-800-528-2806 www.liftmaster.com For professional installation, parts and service, contact your local LIFTMASTER/CHAMBERLAIN dealer.
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If you already are a holder of Chamberlain 3900PLD, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Chamberlain 3900PLD.
However, one of the most important roles played by the user manual is to help in solving problems with Chamberlain 3900PLD. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Chamberlain 3900PLD along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
