Benutzeranleitung / Produktwartung 1240R - 1/4HP des Produzenten Chamberlain
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The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1 196 www .liftmaster .com GARAGE DOOR OPENER Model Series 1200 For Residential Use Only ® Owner’s Manual ■ Please read this manual and the enclosed safety materials carefully! ■ Fasten the manual near the garage door after installation.
2 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. The hazard may come from something mechanical or from electric shock.
3 T o prevent damage to garage door and opener: • AL WA YS disable locks BEFORE installing and operating the opener . • ONL Y operate garage door opener at 120V , 60 Hz to avoid malfunction and damage.
Safety Reversing Sensor Support bracket & fastening hardware is required. See page 17. — — — — — — — — Header Wall FINISHED CEILING Torsion Spring Extension Spring OR Safety Revers.
5 Without a properly working safety reversal system, persons (particularly small children) could be SERIOUSL Y INJURED or KILLED by a closing garage door . • The gap between the bottom of the garage door and the floor MUST NOT exceed 1/4" (6 mm).
6 Straight Door Arm Section Curved Door Arm Section Safety Labels and Literature Header Bracket U P C E IL IN G M OU N T ON L Y Sprocket Cover 2-Conductor Bell Wire White & White/Red Lighted Door .
7 Hardwar e Inventor y Separate all hardware and group as shown below for the assembly and installation procedures. Nut 5/16"-18 (4) Clevis Pin 5/16"x2-3/4" (1) NOTICE Handle Dry Wall A.
8 T o avoid SERIOUS damage to garage door opener , use ONL Y those bolts/fasteners mounted in the top of the opener . WARN ING CAUTION WARN ING WARN ING ASSEMBL Y STEP 1 Fasten the Rail to the Motor Unit MODELS 1255R 1245R, and 1240R (For Models 1256R and 1246R see page 9) • Remove the two washered bolts mounted in top of motor unit.
9 ASSEMBL Y STEP 1 Fasten the Rail to the Motor Unit MODELS 1256R and 1246R ONL Y • Remove the two washered bolts mounted in top of motor unit. • Align rail and styrofoam over sprocket. • Cut tape from rail, chain and styrofoam. Remove styrofoam and pull the chain back (away from the mounting plate).
10 ASSEMBL Y STEP 2 Attach the Chain Spreader and Re-install the Chain MODELS 1256R AND 1246R ONL Y • Line up the holes in the chain spreader with the holes in the motor unit as shown. The slot in the chain spreader must fit over the Rail flange (Figure 1).
11 ASSEMBL Y STEP 5 Tighten the Chain ALL MODELS • Spin the inner nut and lock washer down the trolley threaded shaft, away from the trolley . • T o tighten the chain, turn outer nut in the direction shown. AS YOU TURN THE NUT , KEEP THE CHAIN FROM TWISTING.
12 INST ALLA TION STEP 1 Determine the Header Bracket Location Installation procedures vary according to garage door types. Follow the instructions which apply to your door . SECTIONAL DOOR AND ONE-PIECE DOOR WITH TRACK 1. Close the door and mark the inside vertical centerline of the garage door .
13 Header Wall V ertical Centerline of G arage Door 2 x4 U nfinished Ceiling 2 x4 OPTIONAL CEILING MOUNT FOR HEADER BRACKET Structural Supports ONE-PIECE DOOR WITHOUT TRACK 1. Close the door and mark the inside vertical centerline of your garage door .
14 INST ALLA TION STEP 2 Install the Header Bracket Y ou can attach the header bracket either to the wall above the garage door , or to the ceiling. Follow the instructions which will work best for your particular requirements. Do not install the header bracket over drywall.
Clevis Pin 5/1 6 " x 2-3/ 4 " Ring Fastener 15 INST ALLA TION STEP 3 Attach the Rail to the Header Bracket • Position the opener on the garage floor below the header bracket. Use packing material as a protective base. NOTE: If the door spring is in the way you’ll need help.
16 ONE-PIECE DOOR WITHOUT TRACK • With the door fully open and parallel to the floor , measure the distance from the floor to the top of the door . • Using a stepladder as a support, raise the top of the opener to this height. • The top of the door should be level with the top of the motor unit.
17 INST ALLA TION STEP 5 Hang the Opener T wo representative installations are shown. Y ours may be different. Hanging brackets should be angled (Figure 1) to provide rigid support. On finished ceilings (Figure 2), attach a sturdy metal bracket to structural supports before installing the opener .
18 T o prevent possible SERIOUS INJURY or DEA TH from electrocution: • Be sure power is not connected BEFORE installing door control. • Connect ONL Y to 24 VOL T low voltage wires.
19 INST ALLA TION STEP 7 Install the Light and Lens INST ALL THE LIGHT • Install a 75 watt maximum light bulb in the socket. The light will turn ON and remain lit for approximately 4-1/2 minutes when power is connected. Then the light will turn OFF .
20 INST ALLA TION STEP 9 Electrical Requirements T o avoid installation difficulties, do not run the opener at this time. T o reduce the risk of electric shock, your garage door opener has a grounding type plug with a third grounding pin. This plug will only fit into a grounding type outlet.
21 Invisible Light Beam Protection Area Sensor Beam 6" (15 cm) max. above floor Sensor Beam 6" (15 cm) max. above floor Facing the door from inside the garage INST ALLA TION STEP 10 Install .
22 DOOR TRACK MOUNT (RIGHT SIDE) In d icator Light Lens Li p Sensor Brac k et D oor T rac k FLOOR MOUNT (RIGHT SIDE) WALL MOUNT (RIGHT SIDE) In d icator Light Sensor Brac k et Lens E xtension Brac k e.
23 C arriage Bolt 1 /4 " -20 x1 /2 " Lens W ing Nu t Figure 5 MOUNTING AND WIRING THE SAFETY SENSORS • Slide a 1/4"-20x1/2" carriage bolt head into the slot on each sensor . Use wing nuts to fasten sensors to brackets, with lenses pointing toward each other across the door .
24 INST ALLA TION STEP 11 Fasten the Door Bracket Follow instructions which apply to your door type as illustrated below or on the following page. A horizontal reinforcement brace should be long enough to be secured to two or three vertical supports. A vertical reinforcement brace should cover the height of the top panel.
25 Header Wall Vertical Centerline of Garage Door Finished Ceiling Optional Placement of Door Bracket Header Bracket Door Bracket 2x4 Support For a door with no exposed framing, or for the optional installation, use lag screws 5/16"x1-1/2" (Not Provided) to fasten door bracket.
26 INST ALLA TION STEP 12 Connect Door Arm to T rolley Follow instructions which apply to your door type as illustrated below and on the following page. SECTIONAL DOORS ONL Y • Make sure garage door is fully closed. Pull the emergency release handle to disconnect the outer trolley from the inner trolley .
27 ALL ONE-PIECE DOORS 1. Assemble the door arm, Figure 4: • Fasten the straight and curved door arm sections together to the longest possible length (with a 2 or 3 hole overlap). • With the door closed, connect the straight door arm section to the door bracket with the 5/16"x1-1/4" clevis pin.
28 ADJUSTMENT STEP 1 Adjust the UP and DOWN T ravel Limits Limit adjustment settings regulate the points at which the door will stop when moving up or down. T o operate the opener , press the Door Control push bar . Run the opener through a complete travel cycle.
29 ADJUSTMENT STEP 2 Adjust the Force Force adjustment controls are located on the back panel of the motor unit. Force adjustment settings regulate the amount of power required to open and close the door . If the forces are set too light, door travel may be interrupted by nuisance reversals in the down direction and stops in the up direction.
30 Without a properly installed safety reversal system, persons (particularly small children) could be SERIOUSL Y INJURED or KILLED by a closing garage door . • Safety reversal system MUST be tested every month. • If one control (for ce or travel limits) is adjusted, the other control may also need adjustment.
OPERA TION 31 Using Y our Garage Door Opener Y our Security ✚ ® opener and hand-held remote control have been factory-set to a matching code which changes with each use, randomly accessing over 100 billion new codes. Y our opener will operate with up to eight Security ✚ ® remote controls and one Security ✚ ® Keyless Entry System.
T o Open the Door Manually The door should be fully closed if possible. Pull down on the emergency release handle and lift the door manually . T o reconnect the door to the opener , press the door control push button.
33 Care of Y our Opener LIMIT AND FORCE ADJUSTMENTS: Weather conditions may cause some minor changes in door operation requiring some readjustments, particularly during the first year of operation. Pages 28 and 29 refer to the limit and force adjustments.
34 Having a Problem? (Continued) 6. The garage door opens and closes by itself: • Be sure that all remote control push buttons are off. • Remove the bell wire from the door control terminals and operate from the remote only .
LO C K L I G H T *3-Button Remotes If supplied with your garage door opener , the large button is factory programmed to operate it. Additional buttons on any Security ✚ ® 3-button remote or mini-remote can be programmed to operate other Security ✚ ® garage door openers.
1. Enter a four digit personal identification number (PIN) of your choice on the keypad. Then press and hold ENTER. 2. While holding the ENTER button, press and hold the LIGHT button on the Multi-Function Door Control.
7 U P C E I L I N G M O U N T O N L Y 11 10 NOTICE 5 6 8 1 4 9 12 3 2 Installation Parts 37 REP AIR P ARTS KEY P ART NO. NO. DESCRIPTION 1 41A4166 Door control button 2 971LM Single-button remote cont.
Motor Unit Assembly Parts 38 2 1 2A 10 8 13 14 15 16 19 4 3 DN UP Bro w n Wire (Do w n) Contact LIMIT SWITCH ASSY. Grey Wire Yello w Wire (Up) Contact Center Limit Contact Drive Gear 9 20 16 12 18 11 17 3 1A 5 6 7 KEY P ART NO.
39 LOCK LIGHT L O C K L IG H T C LO S E D O P E N ACCESSORIES 973LM 974LM 995LM 1708LM 41A5281 1702LM Outside Quick Release: Required for a garage with NO access door . Enables homeowner to open garage door manually from outside by disengaging trolley .
© 2004, The Chamberlain Group, Inc. 1 14A2217K All Rights Reserved Printed in Mexico LIFTMASTER SER VICE IS ON CALL OUR LARGE SERVICE ORGANIZA TION SP ANS AMERICA INST ALLA TION AND SERVICE INFORMA TION IS AS NEAR AS YOUR TELEPHONE SEVEN DA YS A WEEK.
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