And '6: 00 AM and was about to leave for work. You press the button for opening the garage door wall and feel a subtle hum of the electric motor, but not to move the door. If your garage door springs are intact, chances are you drive and garage door opener has failed. One can easily check your drive wheels, giving the garage door and removing the metal cover. The four-wheel drive is made of white plastic, which is usually the weak link in the opening made. Many things can causeThis doomed to failure. Some causes of wear are:
(or broken springs or adjustment needed) with the balance garage door
or too tight a chain
o Age
The overuse or cycle or high
or manufacturing defect or lack of grease at the factory
Changing gear great white is a cheap, quick and easy DIY repair, until one of the few simple tools and follow the safety instructions. These courses can be purchased online in a variety of levelsComponents.
Before you begin, it is important to need a list of some simple tools you have to get this project:
o Hammer
o The half-inch wrench or adjustable wrench or pliers
or "Compass 3 / 8 Nut Driver or
or "Socket 1 / 4 Nut Driver or
or "Socket 5 / 16 Nut Driver or
or Standard screwdriver
or 5 / 32 "punch or similar
~ ~ NOTICE
To avoid possible serious injury or even death from electrical shock, always unplug the power plugThe garage door from the wall outlet before performing any inspection or repair.
Step # 1
Make sure that the opening of the garage is detached. This step ensures that no one accidentally tries to open or close the garage door while you work or you do not accidentally activate the door, while he worked.
Step # 2
Pulling the door manually from outside by pulling the red wire and disconnect manually close the garage door.
CAUTION
The GarageDoor must be fully closed position during all repairs and inspections.
Make sure the garage door is closed, to ensure that the door can not fall or make any movement that could lead to injury or scare you. It is recommended that once the door is closed, you crack the door with a vise or clamp on one of the rollers so that the door does not open from the outside.
Step # 3
Loosen the belt tension by loosening the chain or lock nut onGarage door opener cart. Normally, this mother and can be set with a key from ½ ".
Step # 4
Remove the pinion or pulley mounting cap. Normally, a clip on the back if you press in the press.
Step # 5
Council always marks the position of the sprocket chain or belt before removing it. This can easily with a white belt or carried out in other ways. This step ensures that your chain or belt in the correct position is newly installedand provides quick and easy reference later if necessary. Remove the chain or belt from the sprocket, then slide the internal transport in the closed position until it engages the truck outside. The set loose chain / belt at the end of the runway nearest to the pinion. I usually tape the chain so that it is not always on the floor and prevent all twisted and dirty.
Step # 6
It 'time for both plugs and the main body removed. The covers are all attacked by three or four¼ "bolts that can be removed with a ¼" wrench or socket. Make sure you pull the thread to the card.
Step # 7
Remove the bracket and the drive gear to the limits. Also during this time to remove the limit by squeezing the sides just below the bracket with the drive wheels. No need to pull the strings, as it is right to leave this assembly with wires hanging from the border. Make no modifications to the mounting screws border, thisensure that adjustments to the minimum limit required after repairs are completed and make your garage.
Step # 8
Now it is time to remove the RPM sensor to be easily done by the harness and remove the RPM sensor mounting brackets.
Step # 9
Disconnect the wires red, blue and white from the engine. It 'important that you go when the lines observed. The same color wires go to the same terminal of the capacitor red / redblue / blue.
Step # 10
Remove the four 5 / 16 "hex bolt holding the motor assembly to the frame of the garage door opener. Make sure you put your hand under the engine until the last screw will not fall from the engine. Scroll through the motor from the drive and a safe place. (not at the top of the ladder for obvious reasons).
Step # 11
Remove the three hex bolts holding the assembly to the frame with a crown "Key 5 / 16 orOutlet. Now is the time to decide if the truck or just the main chain crown, or all models 1984 to be replaced.
Step # 12
Skip this step if you have replaced all the gear and pinion or pulley assembly. If you plan to replace the drive wheel to support the drive shaft to drive a block of wood and lower the firing pin / pin voltage with a "5 / 32 are punch. For example, see photo below.
Step # 13
Remove and replace the worm. In most cases it is notneed to replace the screw, if it shows signs of wear. If you want to replace to remove the collar shaft with a 1 / 8 "Allen wrench. Make sure that the position of each of these components, consider how you can simply install in the correct sequence to disassemble. If the equipment kit you will find there are parts that are not used in the model because these kits are universal and work with many models from Sears, Craftsman, Wayne Dalton, Master Mechanic, Lift Master, and the true valueother brands of garage door openers. It replaces only the parts that are used in your open garage. Remove the three nuts that hold the engine, remove the frame and then the snail. Make install the new bolt, the locking pin is inserted properly in the new equipment. Re-installation of other components in reverse order. After completing the installation, I recommend lubricating worm, so do not forget.
Step # 14
Start the installation in reverse order. Be sure to thoroughly grease the most importantDrive wheel and the grease on each tooth. Secure the gear and pinion or pulley of the main frame assembly with three 5 / 16 screws and attach the red, blue and white wires "Screws Install the motor housing mounted on the frame with four 5 / 16" Install the limit of the group drive wheel and the border that the network correctly. You can now use the speed sensor and plug wires. Install the metal cover and side plates, check the circuit connectorInclude board and cables and switches photocell.
Step # 15
Connect the power cord into the opening cycle and the opener until the pinion comprises a complete cycle in a clockwise direction. The car should be in place all the way down the requirements before installing the chain. Now you can remove the tape from the bar and reinstall the chain. The chain and sprockets brand of reference should be close to the snake. Pull the chain, so that the chain ½ "above the base of the guide in the middle" T "Rails style and ¼ "square tube rails. Secure the lock nut tightening chain.
CAUTION
When you set up and test the motor, garage door, it is important
to ensure that no one in the path of moving door.
CAUTION
It 'important to know when there is the garage door opener, you can cycle engine
and have the engine to overheat and operation of a temporary one.
To avoid this and not try to find more than 10 cycles
without it for 5-10 minutes to cool
Step # 16
Now run the opener and to see if the door opens and closes for the right position in the correct position. If you make adjustments, the adjustment screws travel to develop. I recommend making only small adjustments or less ¼ turn at a time. For comparison, a full circle of life is about 2 "of travel and ¼ to ½ HP models and 3" to ¾ HP models.
Step# 17
Once you have your doors right adjustment travel, it's time to stop the force. This is the pressure it takes to ensure your door can be used safely. The first step in this process is to control the output. With the door open only to activate the garage door when the door comes half way out the door and try to understand the ground to stop. If the door is difficult to stop or decrease the downforce adjustment does not stop in small increments untilReverse with appropriate force. If the door does not close and the light begins to flash output adjustment in small increments until you can control the resolution in half. Setting the force does not guarantee that the network operator to reverse to 1-1/2 "object on the ground. For more information on how to set the resolution to the land that you see in the manual or contact the manufacturer.
