Instruction/ maintenance manual of the product 2595LM 3/4 HP Chamberlain
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GARAGE DOOR OPENER Model 2595LM 3/4 HP For Residential Use Install on Sectional Doors ONL Y THIS OPERA TOR IS INTENDED FOR USE ONL Y WITH I-BEAM RAILS. ® Owner’s Manual ■ Please read this manual and the enclosed safety materials carefully! ■ Fasten the manual near the garage door after installation.
2 Introduction 2-5 Safety symbol and signal word review ........................2 Preparing your garage door ........................................3 T ools needed ...............................................................3 Planning ............
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 1 1. — — — — — — — — Header W all FINISHED CEILING T orsion Spring Extension Spring OR Safety Rev.
5 UP C E I L I N G M O U N T O N L Y LOCK LIGHT Chassis Support Bracket Chain Spreader Extension Bracket (2) Rail Chain Pulley Bracket Chain Security ® 3-Button Remote Control Straight Door Arm S.
W ashered Bolt 5/16" - 1 8x 1/2" Lock N ut 6 ASSEMBL Y STEP 1 Attach the Rail to the Motor Unit T o avoid installation difficulties, do not run the garage door opener until instructed to do so. • Remove the bolt and lock nut from the top of the motor unit.
7 ASSEMBL Y STEP 4 Tighten the Chain • Spin the inner nut and lock washer down the threaded shaft, away from the trolley . • T o tighten the chain, turn outer nut in the direction shown.
8 INST ALLA TION STEP 1 Determine the Header Bracket Location SECTIONAL DOOR ONL Y 1. Close the door and mark the inside vertical centerline of the garage door . 2. Extend the line onto the header wall above the door . Y ou can fasten the header bracket within 4 feet (1.
9 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.
10 Clevis 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.
11 INST ALLA TION STEP 5 Hang the Opener Three 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 .
KG 1 3 9 7 5 KG 1 3 9 7 5 12 INST ALLA TION STEP 6 Install the Door Control Locate door control within sight of the door at a minimum height of 5 feet (1.5 m) where small children cannot reach, and away from moving parts of the door and door hardware.
Trolley NOTICE O v erhand Knot Emergency Release Handle Rope Trolley Release Arm 13 INST ALLA TION STEP 7 Install the Light • Press the release tabs on both sides of lens. Gently rotate lens back and downward until the lens hinge is in the fully open position.
14 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.
15 Invisible Light Beam Protection Area Sensor Beam 6" (15 cm) max. above floor Sensor Beam 6" (15 cm) max. above floor INST ALLA TION STEP 10 Install The Protector System ® The safety reversing sensor must be connected and aligned correctly before the garage door opener will move in the down direction.
16 FLOOR MOUNT (RIGHT SIDE) W ALL MOUNT (RIGHT SIDE) DOOR TRACK MOUNT (RIGHT SIDE) Indicator light Lens Lip Sensor Bracket Door T rack Sensor Bracket Extension Bracket Lens Indicator light Lag Screw 1.
Invisi b le Light Beam Protection Area Sensor Sensor Connect Wire to Opener Quick-Connect T erminals Bell Wire Bell Wire Finished Ceiling Quick-Connect T erminals 3.
18 Fiberglass, aluminum or lightweight steel garage doors WILL REQUIRE reinforcement BEFORE installation of door bracket. Contact your door manufacturer for reinforcement kit.
19 INST ALLA TION STEP 12 Connect Door Arm to T rolley 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 the door) about 2" (5 cm) as shown in Figures 1, 2 and 3.
20 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.
21 ADJUSTMENT STEP 2 Adjust the Force Force adjustment controls are located on the right side 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.
22 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 23 IMPORT ANT SAFETY INSTRUCTIONS T o reduce the risk of SEVERE INJUR Y or DEA TH: WARN ING WARN ING WARN ING 1. READ AND FOLLOW ALL WARNINGS AND INSTRUCTIONS. 2. AL WA YS keep remote controls out of reach of children. NEVER permit children to operate or play with garage door control push buttons or remote controls.
24 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 bar . The lockout feature prevents the trolley from reconnecting automatically .
Having a Problem? 1. The opener doesn't operate from either the Door Control or the remote control: • Does the opener have electric power? Plug a lamp into the outlet. If it doesn't light, check the fuse box or the circuit breaker . (Some outlets are controlled by a wall switch.
26 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 .
1. Press and hold the button on the hand-held remote * that you wish to operate your garage door . 2. While holding the remote button, press and hold the LIGHT button on the Motion Detecting Door Control. 3. Continue holding both buttons while you press the push bar on the Motion Detecting Door Control (all three buttons are held).
28 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.
29 7 10 11 5 N O T IC E U P C E I L I N G M O U N T O N L Y 8 6 1 4 3 2 9 12 13 LO C K LIG H T 1 3 4 6 5 2 Installation Parts REP AIR P ARTS Rail Assembly Parts KEY P ART NO. NO. DESCRIPTION 1 4A1008 Master link kit 2 41A2780 Chain pulley bracket 3 41A3489 Complete trolley assembly 4 3707CH 7' (2.
Motor Unit Assembly Parts 30 DN DN UP UP Brown Wire (Down) Contact LIMIT SWITCH ASSY . Grey Wire Y ellow Wire (Up) Contact Center Limit Contact Drive Gear 3 5 4 2 1 16 20 9A 18 6 19 10 13 17 15 12 11 7 7 14 9B 9C 8 8 KEY P ART NO. NO. DESCRIPTION 1 41C5069 Chassis support bracket assy .
31 L O C K L IG H T CLO S E D O PE N ACCESSORIES 974LM 970LM 995LM 3708CH 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.
© 2004, The Chamberlain Group, Inc. 1 14A2677C All Rights Reserved Printed in Mexico LIFTMASTER FIVE-YEAR LIMITED W ARRANTY LIFETIME MOTOR LIMITED W ARRANTY The Chamberlain Group, Inc.
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