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BH Garage Door

Wilmette, IL · Same-day service

Two Tests to Run on Your Wilmette Door Before We Arrive

Before you book anything, go and run two tests. First, with the door open, press the button and pass a broom handle through the beam between the two sensors near the floor. The door must stop and go back up. Second, lay a length of timber flat on the floor under the middle of the opening and close the door. When it meets the timber it must reverse, not push.

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If either test fails, stop using the opener and get the door seen. If both pass, good, but between them they check two safety systems and say nothing at all about the springs, the cables, or the hardware holding the whole assembly to the building.

Some Openers Cannot Be Made to Pass

Photo eyes near the floor became standard on residential openers at the start of the 1990s. Units older than that reverse on force alone, if at all, and no adjustment gives them a beam they were never built with. We still find them running in Wilmette garages, almost always on a detached building nobody has thought about in years.

We also find eyes that have been defeated. Two sensors zip-tied face to face on a shelf, or a jumper across the terminals, because the door kept reversing and somebody dealt with the symptom. A door in that state will close on whatever happens to be under it.

The Item We Flag Most Often in This Village

Extension springs with no containment cable running through them. The older detached garages behind the alleys are full of them. The spring is loaded every moment the door is down, and there is nothing whatsoever to catch it when it lets go.

It is a small piece of hardware and a short job, and it is the difference between a spring landing on the floor and a spring crossing the garage. If you have long springs running back along the tracks, look for a thin cable threaded through the centre of each one. If it is not there, that is worth putting right regardless of what else the door needs.

Attached Garages and the Things at Child Height

On an attached garage the passage door into the house is a fire and security door as much as a convenience. It should latch properly and close on its own. It is worth checking too that the wall control sits high enough that a small child cannot hold it in, and that the emergency release cord has not been extended down to a height where it can be swung on.

The other habit worth breaking is the remote clipped to the visor of a car left in the drive. A car door is a good deal easier to open than a garage. What you get at the end of an inspection is a written list, split into what needs doing now, what needs doing this year, and what is simply worth knowing about your door.

Questions

Wilmette questions about this job

The door reverses off the timber but drops hard for the last few inches. Is that a fail?

Not a fail on the reverse test, but it is a fault. A door that slams the final stretch is usually out of balance, or its travel limit is set low so the opener is driving it into the floor. Both wear the door and both are adjustable.

It reverses, but only sometimes. What causes intermittent behaviour?

Usually a photo eye marginally out of alignment or carrying a dusty lens, so it drops out when the sun angle shifts or the door shakes the bracket. Sometimes it is a sensor wire chafed by a staple driven too tight along the jamb. Intermittent is worth treating as failed.

We have just bought a house here. What should we deal with first?

Run both tests above, find the emergency release and learn to use it, then clear every remote and keypad code held in the opener's memory so the previous owner's handsets stop working. After that, have the springs, cables and mounting hardware checked, since none of that shows up in a survey.

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