Chamberlain 1346 - 3HP manual

The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1 196 www .liftmaster .com GARAGE DOOR OPENER Model Series 1300 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. ■ The door WILL NOT CLOSE unless the[...]

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. Read the warnings carefully . When you see this Signal Word on the following [...]

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. T o prevent possible SERIOUS INJURY OR DEA TH: • AL WA YS call a trained door systems technician if garage door binds, sticks, or is out of ba[...]

4 Safety Re v ersing Sensor S u pport b racket & fastening hard w are is re qu ired. See page 17. — — — — — — — — Header W all FI N ISHED CEILI N G T orsion Spring Extension Spring OR Safety Re v ersing Sensor Gap b et w een floor and b ottom of door m u st not exceed 1/4" (6 mm) Access Door W all- mo u nted Door Control Ho[...]

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). Otherwise, the safety reversal system may not work properly . • The floor or the garage door M[...]

6 Straight Door Arm Section C u r v ed Door Arm Section Safety La b els and Literat u re Header Bracket UP CE IL I N G M OU N T O N L Y Sprocket Co v er 2-Cond u ctor Bell W ire W hite & W hite/Red Lighted Door Control B u tton w /6ABx1-1/2" scre w s Motor Unit w ith Light Lens Remote Control T ransmitter Visor Clip One-Piece Rail Styrofoa[...]

7 Hardwar e Inventor y Separate all hardware and group as shown below for the assembly and installation procedures. Nu t 5/16"-1 8 (4) Cle v is Pin 5/16"x2-3/4" (1) N OTICE Handle Dry w all Anchors (2) Cle v is Pin 5/16"x1" (1) Cle v is Pin 5/16"x1-1/4" (1) Hex Bolt 5/16"-1 8 x7/ 8 " (4) Rope Ring Fasten[...]

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 1355 AND 1345 ONL Y (For Models 1356 and 1346 see page 9) • Remove the two washered bolts mounted in top of motor unit. • Position rail[...]

9 ASSEMBL Y STEP 3 Fasten the Rail to the Motor Unit MODELS 1356 AND 1346 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). • Fasten the rail with the two washered bo[...]

10 ASSEMBL Y STEP 4 Attach the Chain Spreader and Re-install the Chain MODELS 1356 AND 1346 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). • Securely fasten the chain spreader with the hardware provided. • Remove the trolley th[...]

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. • When the chain is approximately 1/2" (13 mm) above the base of the rail at its[...]

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 . 2. Extend the line onto the header wall above the d[...]

13 Header W all V ertical Centerline of Garage Door 2x4 Unfinished Ceiling 2x4 OPTIONAL CEILING MOUNT FOR HEADER BRA CKET Str u ct u ral S u pports ONE-PIECE DOOR WITHOUT TRACK 1. Close the door and mark the inside vertical centerline of your garage door . Extend the line onto the header wall above door , as shown. If headroom clearance is minimal,[...]

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. If installing into masonry , use concrete anchors (not provided). W ALL HE[...]

15 Cle v is Pin 5/16"x2-3/4" Ring Fastener 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. Have someone hold the opener securely on a temporary support to a[...]

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. Do not position the opener more than 2" (5[...]

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 and Figure 3), attach a sturdy metal bracket to structural supports before installing the opener . This bracket and fastening hardware ar[...]

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. T o prevent possible SERIOUS INJURY or DEA TH from a closing garage door: • Install door control within sight of garage door , out of reach of children at a minimu[...]

19 INST ALLA TION STEP 7 Install the Light and Lens INST ALL THE LIGHT • Install an A19 standard neck, 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 . • Use standard neck Garage Door Opener bulbs for replacement INST ALL THE L[...]

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. If the plug doesn't fit into the outlet you have, co[...]

21 In v isi b le Light Beam Protection Area Safety Re v ersing Sensor 6" (15 cm) max. a b o v e floor Safety Re v ersing Sensor 6" (15 cm) max. a b o v e floor Facing the door from inside the garage INST ALLA TION STEP 10 Install The Protector System ® The safety reversing sensor must be connected and aligned correctly before the garage [...]

22 DOOR TRA CK MOUNT (RIGHT SIDE) Indicator Light Lens Lip Sensor Bracket Door T rack FLOOR MOUNT (RIGHT SIDE) W ALL MOUNT (RIGHT SIDE) Indicator Light Sensor Bracket Lens Extension Bracket (See Accessories) Inside Garage Wall (Provided with Extension Bracket) (Provided with Extension Bracket) Fi g ure 1 Fi g ure 2 Fi g ure 3 Fi g ure 4 W ALL MOUNT[...]

23 Carriage Bolt 1/4"-20x1/2" Lens W ing Nu t 1/4"-20 Figure 5 MOUNTING AND WIRING THE SAFETY REVERSING 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 . Be sure the lens is not obstructed b[...]

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. Figure 1 shows one piece o[...]

25 Header W all V ertical Centerline of Garage Door Finished Ceilin g Optional Placement of Door Bracket Header Bracket Door Bracket 2x4 S u pport For a door w ith no exposed framing, or for the optional installation, u se lag scre w s 5/16"x1-1/2" ( N ot Pro v ided) to fasten door b racket. MET AL DOOR T op of Door (Inside Garage) Door B[...]

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 . Slide the outer trolley back (away from t[...]

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. • Secure with a ring fastener . 2. Adj[...]

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. • Does the door open and close completely? • Does the door stay closed and not rev[...]

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. Weath[...]

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. • After ANY adjustments are made[...]

31 OPERA TION 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. If you pu[...]

32 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. The lockout feature prevents the trolley from reconnecting automatically , Pull the emergency release handle down and back (towar[...]

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. Only a screwdriver is required. Follow the instructions carefully . Repeat the safety reverse [...]

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 . If this solves the problem, the door control is faulty (replace), or there is an intermittent short on the wire between [...]

35 *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. T o Erase All Codes From Motor Unit Memory T o deactivate any unwanted remote, first er[...]

36 1. Press and release the “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. 3. Release the button when the motor unit lights blink. It has learned the code. [...]

37 7 UP CEILI 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 REP AIR P ARTS KEY P ART NO. NO. DESCRIPTION 1 41A4166 Door control button 2 371LM Single-button remote control 3 10A20 3 V 2032 Lithium battery 4 29B137 T ransmitter visor clip 5 41A2828 Emergency release rope & handle assembly 6 41B4494-1 2-conductor bell w[...]

38 Motor Unit Assembly Parts 2 1 2A 10 8 13 14 15 16 19 4 3 D N UP Bro w n W ire (Do w n) Contact LIMIT SWITCH ASSY . Grey W ire Y ello w W ire (Up) Contact Center Limit Contact Dri v e Gear 9 20 16 12 18 11 17 3 1A 5 6 7 KEY P ART NO. NO. DESCRIPTION 1 41A4208-2 Chain spreader w/screws (1356, 1346) 1A 31D380 Sprocket cover (1355, 1345) 2 41C4206 G[...]

39 LOCK L IG HT C LO SED OPEN ACCESSORIES 373LM 170 8 LM 41A52 8 1 1702LM Outside Quick Release: Required for a garage with NO access door . Enables homeowner to open garage door manually from outside by disengaging trolley . 8 Foot (2.4 m) Complete Rail: T o allow an 8 foot (2.4 m) door to open fully . 1-Button Security ✚ ® Remote Control: Incl[...]

© 2007, The Chamberlain Group, Inc. 1 14A3072F All Rights Reserved 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. SIMPL Y DIAL OUR TOLL FREE NUMBER: 1- 8 00-52 8 -2 8 17 www .liftmaster .com For professional installation, parts and service, cont[...]