LiftMaster 3255 Support Question
LiftMaster 3255 Support Question
Find answers below for this question about LiftMaster 3255.Need a LiftMaster 3255 manual? We have 1 online manual for this item!
Question posted by radado on July 14th, 2012
Is There A Max Lift Weight Of The 3255
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Related LiftMaster 3255 Manual Pages
3255 Manual - Page 1
®
GARAGE DOOR OPENER
Models 3245 1/3 HP 3255 1/2 HP 3255-2 1/2 HP
For Residential Use Only
The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196
www.liftmaster.com
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...
3255 Manual - Page 2
... these Safety Symbols and Signal Words on the following pages, they will alert you to the possibility of damage to the possibility of your garage door and/or the garage door opener if you do not comply with the warnings that accompany it is installed, operated, maintained and tested in strict accordance with the instructions...
3255 Manual - Page 3
..., sticks, or is out of balance, call a trained door systems technician. To prevent damage to garage door and opener:
• ALWAYS disable locks BEFORE installing and operating the opener.
• ONLY operate garage door opener at 120V, 60 Hz to avoid entanglement. Lift the door about halfway as illustrated below. An unbalanced garage door may not reverse when required.
• NEVER try...
3255 Manual - Page 5
...
CEILING MOUNT ONLY UP
Header Bracket
2 Conductor Bell Wire White & White/Red? Carton Inventory
Your garage door opener is packaged in the foam. contain the motor unit and all parts illustrated below .
3245 (1), 3255 (1), 3255-2 (2)
LOCK
LIGHT
Multi-Function Door Control Panel
: SECURITY ®
Single-Button Remote Control
Remote Control Visor Clip
Chain
Sprocket Cover Styrofoam...
3255 Manual - Page 6
....
CAUTION: Use only the bolt previously removed from moving garage door opener: • ALWAYS keep hand clear of sprocket while operating opener. • Securely attach sprocket cover BEFORE operating. Cut ...Attach the Rail to the Motor Unit
To avoid installation difficulties, do not run the garage door opener until instructed to do so. • Remove the two washered bolts mounted in top...
3255 Manual - Page 7
... AND FOLLOW ALL INSTALLATION WARNINGS AND INSTRUCTIONS.
2. Mount emergency release handle 6 feet (1.83 m) above floor.
6. Upon completion of Rail
You have now finished assembling your garage door opener. Figure 1
Outer Nut To Tighten Outer Nut
Lock Washer
Inner Nut
To Tighten Inner Nut
• When the chain is approximately 1/2" (13 mm) above the...
3255 Manual - Page 11
... hits the trolley when you raise
the door, pull down on its side on top section of Door
2x4 is convenient for setting an ideal door-to garage door, rest garage door opener rail on 2x4 placed on the top section of the door beneath the rail.
• The top of the door should be level with the top of...
3255 Manual - Page 12
....
3. Cut both pieces of the hanging bracket to provide rigid support. Check to the structural support.
2.
Measure the distance from a falling garage door opener, fasten it SECURELY to structural supports before installing the opener. To avoid possible SERIOUS INJURY from each bracket to the hanging brackets with 5/16"-18x1-7/8" lag screws.
5. Figure 1
Structural Supports...
3255 Manual - Page 14
..., standard neck garage door opener bulbs for approximately 4-1/2 minutes when power is 6 feet (1.83 m) above the floor.
Weak or broken springs or unbalanced door could fall. ...door open position. Do not remove the lens.
• Install up as shown.
The use of all vehicles to the opener: • DO NOT use bulbs larger than 100W. • ONLY use A19 size bulbs.
100 Watt (Max...
3255 Manual - Page 15
... INJURY or DEATH from electrocution or fire:
• Be sure power is not connected to the opener, and disconnect power to circuit BEFORE removing cover to the following procedure. Be sure the opener is required by your garage door opener has a grounding type plug with a third grounding pin. and the ground wire to the screw...
3255 Manual - Page 16
... System®
The safety reversing sensor must be connected and aligned correctly before the garage door opener will detect an obstacle in the path of its electronic beam. IMPORTANT INFORMATION ABOUT THE... door as long as the wall framing. Safety Reversing Sensor 6" (15 cm) max.
The invisible light beam path must be installed inside the garage
16
Safety Reversing Sensor 6" (15 cm) max....
3255 Manual - Page 19
...opener installation door reinforcement kit. Secure the door bracket using the two 1/4"-14x5/8" self-threading screws (Figure 2A).
• Alternately, use on the following page. Drill 5/16" holes through the door and secure bracket with your garage door manufacturer for direct attachment of the clevis pin and door arm. Header Bracket
Door Bracket Location
Vertical Centerline of Garage Door...
3255 Manual - Page 25
.... See the illustration on page 21. • Repeat the test. • When the door reverses on striking the obstruction. Without a properly installed safety reversing sensor, persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing garage door.
The garage door opener will flash. The door will not move more than an inch (2.5 cm), and the...
3255 Manual - Page 26
..., this feature, start with the safety reversing sensor correctly installed and aligned) 1. ALWAYS keep garage door in sight until the door starts to garage door opener BEFORE making any of the following conditions: when the opener is activated. ALWAYS KEEP GARAGE DOOR PROPERLY BALANCED (see page 3). If you purchase a new remote, or if you release them until the light...
3255 Manual - Page 27
...opener). Repeat the procedure and the light will open and close the door.... falling garage door:
• If possible, use handle to pull door open or closed...the
opener, the light will reconnect on . The door should...door control or remote. Press
again to turn the opener
...Door Control
To Open the Door Manually
THE MULTI-FUNCTION DOOR CONTROL
Press the push bar to open or close from the Door...
3255 Manual - Page 29
... after adjustments to Operation section; The trolley should travel by pulling the Emergency Release Rope.
• Manually bring the door to a closed , the chain will not turn off when door is open: • The garage door opener is blinking, deactivate the Lock Mode following the instructions for no apparent reason: Repeat safety reverse test after adjustments...
3255 Manual - Page 30
...2 FLASHES
Safety Reversing Sensors wire shorted or black/white wire reversed.
3 FLASHES
Door control or wire shorted.
4 FLASHES
Safety Reversing Sensors slightly misaligned (dim or ...Diagnostic Chart
Installed Safety Reversing
Sensor
Your garage door opener is overheated. Consult Diagnostic Chart below.
1 FLASH
Safety Reversing Sensors wire open (broken or disconnected). Replace Receiver Logic...
3255 Manual - Page 31
... 30 seconds.
1. If light bulbs are held remote* that you wish to operate other Security✚® garage door openers.
31 It has learned the code. Your garage door opener has already been programmed at the factory to operate your garage door.
2. Within 30 seconds, press and hold the button on the motor unit. To Add or Reprogram...
3255 Manual - Page 32
...
1. If light bulbs are held). Release the button.
4. The door should move . The motor unit lights will be used up to 0 in step 3. OR
3. Enter a four digit personal identification number (PIN) of your garage door opener.
After a programmed number of hours or number of openings, remember that the test has used to operate your choice...
3255 Manual - Page 35
... Control: Push bar, light feature and auxiliary button. Includes battery.
Also can be limited to turn on a specially designed keyboard.
Surge Protector: The Garage Door Opener Surge Protector is open garage door manually from outside by entering a password on a lamp, television or other appliance from outside by adding additional sensor modules.
975LM
Remote Light Control:
Enables...
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