Garage Door Opener Battery Backup: What California Homeowners Should Know
Battery backup allows compatible garage door openers to operate during a power outage for a limited period or number of cycles, depending on the model.
How to Tell if a Garage Door Spring Is Broken
Common signs of a broken garage door spring include a loud bang followed by a door that suddenly feels very heavy, an opener that lifts only a few inches.
What Should an Automatic Gate Preventive Maintenance Visit Include?
A preventive gate visit should inspect the complete gate system, not just lubricate a hinge and test the remote. The technician should evaluate mechanical.
Separate Resident and Visitor Gate Lanes: When Two-Lane Access Makes Sense
Separate resident and visitor lanes make sense when visitor processing is slow enough to delay credentialed residents. Residents can use fast RFID, remote.
RFID vs. License Plate Recognition for Gated Communities
RFID identifies an issued credential. License plate recognition identifies a vehicle plate captured by a camera and matched against an authorized list..
Solid Privacy Gates and Wind Load: What Changes in the Design?
A solid privacy gate can experience much higher wind forces than an open ornamental gate because the full surface acts like a sail. That affects the.
Why Is My Automatic Gate Operator Slow or Weak?
A slow or weak gate operator can be caused by mechanical drag, weak batteries, low voltage under load, motor/gearbox wear, hydraulic issues, temperature.
Why Does My Automatic Gate Open by Itself?
An automatic gate that opens without an obvious user command can be receiving a false or legitimate input from a remote, keypad, loop detector, timer.
Remotes and Keypad Stopped but Wall Button Works: What That Pattern Suggests
If the wall button operates the garage door but every remote and the wireless keypad stop working, the motor and much of the door system are probably.
Garage Door Sensor Lights: What Green, Amber, Blinking and Dark LEDs Can Mean
Garage door photo-eye lights are diagnostic clues, but green, amber, blinking or dark LEDs do not have one universal meaning. On some.