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Two detached black sensors with recessed lenses and coiled wires lie in a tray beside a mounting bracket. — Photo-Eye Sensor Alignment or Replacement, Sandy Point

Book soon Openers · Sandy Point

Photo-Eye Sensor Alignment or Replacement in Sandy Point

After a cold night the door stays open until the garage warms up. There is frost on the sensor lenses and a ridge of salty slush piled against the brackets where the snow blower was parked.

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Before the door is looked at

Call (249) 490-5342, open 24/7.

  1. Never bypass, tape over or relocate the sensors to make a door close; a door that reverses is reporting something worth fixing.

In plain words

Photo-eye sensor service brings back the invisible beam that runs across the bottom of your doorway and lets the opener close with confidence. A technician clears the path, checks each sensor's indicator, tests the low-voltage wiring back to the head unit, and reads the opener's own diagnostic lights to tell an obstruction from a wiring fault. Brackets are straightened and refastened, lenses cleaned, and the pair aimed at each other at the same height no higher than 15 cm off the floor. If a sensor has failed, a matched pair for that opener family goes in. The visit ends with a beam test and a contact reversal test.

Sound familiar?

After a cold night the door stays open until the garage warms up. There is frost on the sensor lenses and a ridge of salty slush piled against the brackets where the snow blower was parked.

How the visit goes

Photo-Eye Sensor Alignment or Replacement · Sandy Point

How the visit goes

Pair of cast metal cable drums, two coiled steel cables, locking pliers, a combination wrench and red-handled cutters on a wooden bench. — Sandy Point
  1. 1

    Clearing and walking the beam

    Before anything is adjusted, the technician clears the strip of floor between the two sensors and looks along the beam line at sensor height. Things that break a beam are rarely dramatic: the corner of a recycling bin, a hose left coiled by the wall, a bag of salt, leaves blown in under the door, a cobweb bridging a lens, a new weatherstrip or track shoe that sits a little proud. Snow and ice piled inside the door in winter count too. With the path clean, the door is tried again, because a fair share of sensor calls end right here, with a lesson about where things can and cannot sit.

  2. 2

    Repairing the wire run

    Damaged wire is dealt with in whole sections rather than patched at a single point. A pierced or chewed length is cut back to sound insulation and either spliced with proper connectors or, more often, replaced from the sensor to the nearest good junction. Where the run has failed in more than one place, a fresh two-conductor wire is stapled from the motor housing across the ceiling and down both sides of the opening, kept clear of the track, hinges and the door's travel. At the head unit the pair is landed on the correct low-voltage terminals with polarity confirmed, and the sensor lights are checked before anything is tidied.

  3. 3

    Keeping the brackets out of harm's way

    Most repeat sensor calls come from the same few habits, and they are easy to change. Keep recycling bins, bicycles, boots and the snow shovel away from the bottom of the door track on both sides. Park with a little room to spare so a bumper never meets a bracket. When you sweep or blow snow out of the garage, aim away from the sensors rather than at them. If shelving or a workbench goes in along that wall, leave the strip near the floor free. The brackets are sturdy, but they hold a precise line, and a nudge that would not bother anything else is enough to lose the beam.

In the van

  • Wall or floor angle brackets
  • 2x4 test block
  • Receiving-eye sun shade
  • Concrete anchors
  • Protective wire channel

What affects the quote

  1. 1

    Opener make and generation

    Sensor pairs are matched to the opener family, and some models take a kit with brackets and wire while others take sensors alone. The head unit label sets which pair is needed and how it is priced.

  2. 2

    An opener without a sensor circuit

    Where the operator predates monitored sensors and cannot accept a pair, the quote changes shape into a modern operator with its own sensors, which is discussed as a separate decision rather than folded in.

  3. 3

    Number of doors

    Each opener has its own sensor pair and wire run, so a double garage with two doors is two sets of checks, two possible pairs and two rounds of testing, quoted per door.

Same fees day, night or weekend.

Have it ready

Before you call · 0 / 3

(249) 490-5342

Photo-Eye Sensor Alignment or Replacement: questions

Advice · (249) 490-5342

What tests are done before the technician leaves?

Two, and you are invited to watch. With the door closing, an object is passed through the beam and the door has to halt and climb back to the top. A 2x4 laid flat beneath the door's centre comes next; closing onto it must make the door back off on contact. The door is also run from the wall control and a remote, the opener's warning flashes are confirmed gone, and both sensor lights are shown steady.

How do I test the sensors each month?

Start the door closing and, while it is moving, swing a broom handle through the beam low across the opening; the door should halt and travel back up. Next, put a 2x4 flat beneath the door's centre and run the door onto it; it should back off as soon as it touches. If either test fails, close the door first if you can, use it by hand with the manual release, and book a visit; do not release it if it feels heavy.

How high off the floor should the sensors sit?

Low. The industry checklist expects the beam no more than roughly 15 cm (6 in) up from the floor, so that a small child, a pet or a bicycle wheel breaks it. Both sensors are set at the same measured height and level with each other, since a difference of a couple of centimetres is enough to lose the beam. Within that rule the technician can raise them a little to keep them out of the strip where slush collects.

Kawartha Lakes, Ontario

Sandy Point information

Town
Sandy Point, Kawartha Lakes, Ontario
In business
21 years
Hours
Open 24/7 · nights, weekends and holidays, same fees
Visits
On-site assessment preferred. Request a visit or call.

What the census means at the door

56%

Older homes. About 56% of homes in Kawartha Lakes were built in 1980 or earlier, according to the 2021 Census.

Older houses frequently have a garage door that was replaced once already, sometimes with a door chosen for the opening rather than the building. When that door reaches its end, there is a chance to pick a style that suits the house properly, and we measure with that in mind.

84%

Mostly houses. Single-detached houses make up about 84% of homes in Kawartha Lakes (2021 Census).

Households in detached homes often have several remotes, a keypad and a phone app between family members and their cars. We keep all of them programmed to the opener, replace the ones that have failed, and explain how to add a new one when a car changes hands.

Source: Statistics Canada, 2021 Census of Population

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After a cold night the door stays open until the garage warms up.

Call now · open 24/7(249) 490-5342
  • On-site assessment preferred
  • Same fees day, night or weekend
  • 21 years in business