Special Features of LiftMaster Garage Door Openers

One of the most important aspects of the Liftmaster openers is safety. In this respect, all residential garage door opener models are equipped with The Protector System, which is a Chamberlain trade mark, and which consists of projecting an invisible light beam across the opening of the garage door. If the beam is interrupted, it sends the stop command to the opener, and it reverses the movement, thus preventing children or pets to get caught by the door.
Quality is another concern of LiftMaster. We can say that Chamberlain revolutionized the garage door openers industry, by innovations such as the polyurethane drive belt molded with flexible steel cords, or the Motor Vibration Isolation System which makes the door operate smoothly.
Security is key for LiftMaster garage door openers. They all have a system which locks the door in place when closed, plus a rolling code technology which is proprietary of Chamberlain’s. The Fingerprint Keyless Entry allows access to only ten people whose fingerprints are scanned and memorized by the system. This is one step further on the road to convenience in home and garage appliances. Why open the garage door manually, when you can get these remote control openers to do it for you? Why step out of your car when you can only push a button and see the garage door moving?

These are only a few characteristics which make the LiftMaster garage door openers the choice of smart garage owners. Personally, I like Chamberlain products and most of all, LiftMaster. Depending on the drive system, Liftmaster garage door openers can be :

• with direct drive: model no 3800
• with chain drive: models no 3595, 3575, 3265, 3255, 3245, 1355 and 1345
• with belt drive: models no 3850, 3585, 3280
• with screw drive: model no 3130 and 3240

While the Elite and Premuim Series of Liftmaster garage door openers come with lifetime motor warranty, there are a few openers belonging into Chamberlain’s Contractor Series of openers, which have this warranty for the motor limited to either 4 or 2 years.

• remote control
• remote control transmitters
• receivers
• keypad
• circuit boards
• sensors
• brackets
• rollers
• lock kit
• receiver/remote kits
• Gear kit
• Screw drive Traveler
• Front/Rear Idler
• Gear and sprocket assembly
• sequencer board
• logic board
• monitor

Garage door opener parts are designed to suit the exact model and brand. Normally, the parts can be installed by following do-it-yourself installation manuals. Almost every major manufacturer of garage door openers like Chamberlain, Sears, Genie, Wayne-Dalton etc. also provides garage door openers parts as well. Spare parts are available for repairing garage doors or for adding some additional functions to the garage door openers.

Most garage door opener parts are available on websites and can be purchased online. The only challenge is to identify the exact problem with the opener and find out exactly which part is to be replaced. Many online stores provide support while purchasing the parts for a garage door opener. Parts for a garage door opener can be brought even from the local garage door dealer.

If you’ve just got your new garage built, chances are that you had difficult time deciding which was the right garage door opener for your situation. Others may say that an opener is just an opener, and as long as it does its job, which is to open and to shut the garage door, it cannot be wrong. However, going deeper in details, you’ll see how many types of garage door openers are there, thus making your choice difficult.

First of all, there are many brands. My father has a Stanley garage door opener operated by remote, and he is satisfied with it. In my opinion, Stanley or not Stanley, Genie or Liftmaster, or Chamberlain, a garage opener needs to have certain qualities and features as a remote control, a service team ready to install it and to help me with troubleshooting in maintenance and operation, plus an affordable price and an extended guarantee. Is Stanley offering all these? Probably they do, but I think others may do it as well. You definitely need to do some research prior to buying anything.

Garage Door Openers Types

There are three different types of door openers:

1. chain driven opener
2. belt driven
3. screw drive openers

Each of them fits a different purpose, and they are chosen depending on the door’s weight or size. A chain driven garage door opener is appropriate for heavy doors, like the wooden garage doors, which are massive, solid, and usually weigh quite a lot more that other doors made of composite materials or aluminum. So, wooden doors are a match here. Chain drives are driven by a powerful motor, which gives them resistance to bad weather conditions, but which makes them a bit noisy.

Screw drive openers come as the most common option for usual garage doors. They typically work buy having a lifting mechanism that moves along a threaded steel rod. These are quite powerful and come in variety of different horse power motors.

Last but not least, the belt driven model of garage door opener has the great quality of being extremely silent. If your garage is neighboring a bedroom, you may want to choose it for your door. The belts do have a tendency to wear out a little fast then the other types of models. Belt driven openers typically don’t have the power that the others have either.

These are the basics when choosing a garage door opener that will suit the needs of your garage.

For more info, you can check out Tyler Casselman’s site Garage Door Openers Guide

Initially, garage door openers were consisting of common remote and a receiver to activate the opener tools. The function of a door opener would depend on the transmitter’s frequency: there is a frequency which opens the door and another one which give the close command. Unfortunately, it may happen that the same frequency is used by another device within the action range, thus giving interference troubles. Wireless garage door openers were another form of earlier door opener technology that had to deal with shared frequency problems.

Modern Garage Door Openers

The modern garage door opener is based multiple transmission technologies. Such a system requires 300 to 400 MHz frequency spectrum, and mostly the transmitter or the receiver has to do with rolling code technology. This technology safeguards it against the recording of a code and its being replayed. With the transmitting of code, the system automatically creates a new code using an encoder. The offset system of a garage opener lifts the door using torsion springs.

Many garage doors have a security light that turns on as you turn on the system. The light stays on just long enough for you to step out of your vehicle and get into the house. This can be useful and convenient for garage users.
Nowadays, garage door openers usually have a remote control system, and they come at affordable prices. There are also various counterweight technologies that permit the door to be moved without having too much pressure.

Generally a trolley actuator is used for residential doors. This system is attached with a motor and a trolley. The motor is hung near the ceiling, while the trolley is connected to the door arm. The door opens and closes with the transversal of rail by the trolley.
A jackshaft actuator is another type of actuator that functions with a torsion spring technology. This system is not attached to the door, but to the spring shaft. The shaft rotation of the technology permits the moving of the door. The one big benefit of this system is that it can be operated from the side of the door without the help of a rail, which is needed in a trolley actuator. Usually jackshaft actuators are not preferred, because of their obvious safety concern. The operator will not be able to know if someone is being crushed by the door.

The latest systems come with a chain loop or a steel-reinforced rubber belt, which moves the trolley across the rail. The function of a rubber belt is to eliminate noise during the opening and closing of the door.

You are required to remember certain things before you purchase a garage door opener.

• Your garage door opener system should be dependable, safe and noiseless. Especially for garages that have workshops, bedrooms or offices overhead.
• Always compare the mechanisms of your system with other systems, to purchase the latest as well as most efficient model in the market.
• Compare the cost of different door openers, because dealers may make a large profit from selling a garage opener to you. Look for a system with appealing stop sensors for correct opening and closing.

There are multiple types of garage door openers you can buy from the shops, but you have to choose a safe and efficient system that has all the features you need. Things such as dependable functions, power and speed, automatic reverse, rolling codes and wireless keypads are usually what most customers are after when buying a garage door opener.

Garage Door Openers belong to that category of inventions that saved so many of us from back injuries for over 35 years, yet there has been few new modifications or major innovations in these garage door openers. They are almost the same as by the time they were invented. Yet, there are a few improvements, like the remote control, so you can open and close the door directly from inside your car. And lights have been added as well; even timers, which turn off the lights if not in use for a certain number of minutes.

Believe it or not some people have voice activated garage door openers instead of you having to place your little finger over the button when you walk from your house to the garage. Pretty funny and perhaps for the person who has every thing. Yet we need more features for our garage door openers. Probably some people may think this is silly and that we should be pleased with what we already have.

Well I submit to you that I have a plan that will revolutionize garage door openers forever. How so you ask?

Well I propose that when you go into the garage and say “OPEN!” that the garage door senses the outside air and says;

“Are you sure, it is negative 12 degrees out there with wind chill, don’t you want to wait until you get into the car and start it first?”

Then you can say: “Why yes Genie, thank you for warning me!”

“By your command!”

Once the car is started the garage door opener senses this additional noise or shock sound waves from the car door closing and then it will open for you. So, the future will be pretty cool. Next the ceiling will open and you can vertically take off in your flying car and go to your next destination. It seems like sky is the limit when it comes to garage door openers evolution.

Garage door openers need an engine to make them operate the door. You don’t have to think in big terms here. No, you should not need a V8 engine to run the garage door. The automatic garage door openers are so convenient and they are standard in most garages today. No rain or snow when you get out of your car to open the garage door. Actually you don’t get out of all, you just sit in your car and press a button on the remote control.

There are some issues to be aware of concerning the safety and security. For example for young children, some old garage doors can pose a risk. Even if you don’t have any children living with you, you need to concern yourself with any neighbor kids, even housebreakers! that you could be held liable for if an accident were to occur. The newer models of overhead roll up garage doors feature pinch resistant or anti pinch panels. This feature makes the door safe and fingers will not get injured if stuck in the gap between panels while the door is closing.

When you have decided which type and make of your garage door that suits you, the next step is to choose a garage door opener. You will need a powerful opener if the door is heavy. An opener with at least 3/4 horsepower may be your best option. Also choose a model that uses heavy-duty, industrial-strength chains that will guarantee you years of dependable operation. If your door is of normal weight you can go for a less powerful
opener.

Most garage door openers make noises and so does the door itself although some models are specifically designed to be quiet. If you want a more quiet system you need openers with very quiet belt openers. The models have flexible rubber belts that mute vibrations and eliminate the metal-to-metal contact of other chain- or screw-based models. Also more powerful systems usually work easier, smoother and are more silent.

For safety reasons an electronic eye at the base of the door automatically cause the opener to reverses during the close cycle if an object or person breaks the beam. Usually the systems work even when the door sense an excessive load on the closing mechanism, which will automatically reverse the closing or opening.

Some models, actually a lot of them, claim to be virtually maintenance-free. It is usually self-lubricating systems with chains that always run smoothly and make as little noise as possible. More expensive models have a kind of isolation of the motor which gives a quiet and powerful operation.

You’d be right to be concerned about security with your wireless garage door opener and remote. An intruder can gain access to your garage contents, or even your home if you don’t follow some simple security steps.

Different radio frequencies are used for communication between the remote and the opener. Tiny switches known as dip switches are used to adjust the frequency used between the two. It is a wise idea to reconfigure the dip switch settings to make sure your garage more secure.

A dip switch is a small block of plastic about the size of a dice cut in half. They are usually colored blue or red with 8 to 10 tiny white switch levers positioned up or down. Only when the up / down switch patterns match on both devices will your garage door opener remote control be able to communicate with the opener unit. By adjusting the switch pattern, you are changing the radio frequency used to communicate between the two.

You should be able to easily locate the dip switch on the opener and on the remote control clicker. But to get access to the dip switch on the remote you might need to open it up if the dip switch isn’t found in the battery compartment. Remove the screws holding the remote together, or carefully pry it apart if there are no screws. Once you have access to the dip switch on the remote, scramble the switch positions, and then match the positions on the openers dip switch block. It does not matter what the pattern looks like, so long as its a random pattern that would be difficult for someone to guess.

If you have trouble getting the remote to work after doing this, verify that the dip switch patterns are the same on both units. Then check the remote battery is in good condition, and as usual, make sure the opener has power, and operates normally using the control panel inside your garage. You might have to read the manual if all else fails.

If you are thinking of getting a new garage door opener or have already gotten one, then you will want to change settings, just to make sure everyone is honest. Don’t forget, your installer or anyone working with him knows your frequency switch settings unless you change them. So go ahead and mix up the switch pattern settings and test that it works.

Even if you are a garage door opener installation do-it-yourself type, you’ll want to make the same changes. Don’t just stay with the factory default settings. If you did, then anyone could just drive down your street with a compatible remote until he finds a door that opens and gives access to your home. Make sure that’s not you.

This advice also applies to anyone buying or renting a new home too. Just like you might change the lock to guarantee there are no spare keys floating around that could compromise your home security. You have no way of knowing how many previous residence there might have been. And you wouldn’t want someone to just walk right into your garage or home.

Garage Door Openers have been saving Americans from back injuries for over 35 years, yet there has been few new modifications or major innovations in these garage door openers. Sure there have been nice new features such as the garage door clicker so you do not have to get out of your car. And lights have been added as well; even timers, which turn off the lights if not in use for a certain number of minutes.

Believe it or not some people have voice activated garage door openers instead of you having to place your little finger over the button when you walk from your house to the garage. Pretty funny and perhaps for the person who has every thing. Yet we need more features for our garage door openers. I know what you are saying;

“Oh for Pete’s sake that is silly” or “That is the stupidest thing I have ever heard.”

Well I submit to you that I have a plan that will revolutionize garage door openers forever. How so you ask?

Well I propose that when you go into the garage and say “OPEN!” that the garage door senses the outside air and says;

“Are you sure, it is negative 12 degrees out there with wind chill, don’t you want to wait until you get into the car and start it first?”

Then you can say; “Why yes Genie, thank you for warning me!”

“By your command!”

Once the car is started the garage door opener senses this additional noise or shock sound waves from the car door closing and then it will open for you. So, the future will be pretty cool. Next the ceiling will open and you can vertically take off in your flying car and go to your next destination. Consider this in 2006.

Lance Winslow

Garage doors are no longer the regular roll-top ones, which have to be pushed up by hand. These days, garage door openers are provided with various accessories to make opening easier. No matter how heavy the garage door, it can be fitted with the right kind of opener. These openers ensure utmost safety and security for garages under any conditions. They are also provided with several options and in various designs to suit the exact requirements of the user. The best thing is, they can be installed within 3-5 hours (even do-it-yourself ones). A professional can install a garage door opener in 1 hour!

Garage door openers are of two kinds depending on the use: residential and commercial. In the commercial range of garage door openers, the main models are: Trolley, Jackshift, Hoist and the Slide models. While Trolley openers are used for standard lifting on sectional doors, Jackshift is used for grilles, rolling doors and shutters. Hoist operators are similar to Jackshifts but they are also suitable for heavy duty industrial doors. The slide door openers are meant for single and bi-parting slide doors and also for fire doors.

The main step in purchasing a garage door opener is to determine the actual drive system. Garage door openers are of three kinds depending on the drive system: belt driven, chain driven and direct drive. The most important points to be considered in a garage opener system are the kind of motor and the horsepower. Garage door openers differ in speed also. The average speed is 7 inches lift/drop per second. There are openers that operate at even double this speed.

Garage door openers are provided with different kinds of warranties. Safety is another important aspect while choosing the right garage door opener. It is mandatory that all automatic door openers should be equipped with a non-contact invisible beam system that can sense the approach of a person and make the door to reverse back to the open position. Other mandatory features of garage openers are: automatic lights, a timed reversing feature, a manual emergency release cord and a force adjustment feature.

Garage door openers are usually noisy but some advanced models are being designed to be really quiet. Proper maintenance and lubrication would also lessen the noise made by garage door openers. On the whole, garage door openers should be weather resistant, safe, and should have the least wire exposure for long life.

Garage doors can also be operated by a remote control. This is especially useful for people who have homes with multiple garages. However, it is better to have a rolling radio signal code for the control as it is easy for thieves to capture the code from thin air. Garage door openers can also have an automatic light, remote control and a wall operator, as well as the option of single/two/three button transmitters.