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Person holding two lock cylinders beside an open painted door, with loose hardware and debris on the sill. — Seized & Jammed Lock Opening, Aurora

Emergency Lockouts · Aurora

Seized & Jammed Lock Opening

It is the coldest morning of the winter and the key goes halfway into the side door and stops. There is frost on the face of the cylinder, and the door on the shaded side of the house has done this before.

Call now · open 24/7(289) 802-6293

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In plain words

Most seized locks can be saved, and keeping your existing hardware is the aim. A cylinder that has stopped turning is usually recoverable with cleaning and fresh internal parts. A failed tailpiece is a small component swapped without touching the rest of the lock. A bolt bound by the door needs adjustment, not new hardware. Replacement is the answer for a plug or shell that is worn, damaged or hollowed out by corrosion beyond what cleaning and parts can fix, and then the new cylinder is matched to your keyway and finish and, where possible, keyed to the key already in your pocket.

Sound familiar?

It is the coldest morning of the winter and the key goes halfway into the side door and stops. There is frost on the face of the cylinder, and the door on the shaded side of the house has done this before.

How the visit goes

Seized & Jammed Lock Opening · Aurora

How the visit goes

Technician in a cap working a screwdriver at a steel lock plate on a navy door, with an open tool bag behind.
  1. 1

    What the weather and the house have been doing

    The last questions are about recent history. Has there been a thaw followed by a hard frost, or a stretch of humid days? Is this door on the shaded or windward side, or near a salted driveway? Was the door painted, re-hung, fitted with new weatherstripping or a storm door lately? Has anyone sprayed something into the keyway? Each answer changes the likely cause, and together they tell the locksmith whether this is a one-off, such as a freak freeze, or a lock that is going to keep doing this until the door or the lubrication habit is changed. The answers also shape the advice you leave with.

  2. 2

    Taking the load off a bound bolt

    When the door is the cause, the opening is a matter of leverage rather than tools. The locksmith lifts, pushes or pulls the door to bring the bolt back into line with its pocket while the key turns, and the bolt slides home. With the door open, the reason is dealt with: hinge screws tightened or replaced with longer ones that reach the framing, a hinge shimmed to raise a dropped door, the strike plate moved or its edge dressed with a file, the bolt pocket deepened with a sharp chisel, or a weatherstrip trimmed. The lock is then thrown and retracted with the door closed until it moves without any pressure on the door.

  3. 3

    A door that closes without a fight

    If the door was the cause, the hinges, strike and seal have been set so the bolt has room. Keeping it that way is a seasonal habit: each spring and fall, try the lock with the door closed and no pressure on it, and snug the hinge and strike screws if the door has begun to drop. Wood keeps moving with humidity, so a door that swells in August may need a touch on the strike in September. A door that suddenly needs a push to lock is telling you early, while the fix is still a screwdriver and not a seized bolt.

In the van

  • Mortise case spring and hub
  • Dry PTFE or graphite lock lubricant
  • Penetrating lubricant
  • Lock de-icer
  • Plug follower and repinning kit

What affects the quote

  1. 1

    Mortise and commercial hardware

    Drawing a mortise case, replacing a hub or spring and regreasing the contact points is more involved than a cylinder service, and storefront and exit hardware are quoted accordingly.

  2. 2

    Keying a new cylinder to your existing key

    Pinning a replacement cylinder to the key already on your ring, or rekeying other doors to match a new key, is extra work per cylinder and simplest to do in the same visit.

  3. 3

    Door and hinge adjustment

    When the door caused the jam, hinge screws, shims, a strike move or a deepened bolt pocket are quoted as their own line beside the opening.

Same fees day, night or weekend.

Have it ready

Before you call · 0 / 3

(289) 802-6293

Seized & Jammed Lock Opening: questions

Advice · (289) 802-6293

How do I stop this from happening again?

Three habits cover most of it. Lubricate the cylinder with a dry lock product twice a year and keep oils out of it. Check that the door locks with no pressure on it each spring and fall, snugging hinge and strike screws when it starts to drag. Keep a lock de-icer handy and fit a keyhole cover on exposed doors. And act on the first stiff turn, because a lock that still turns is a smaller job than one that has stopped.

Could a jammed lock mean someone tampered with it?

Occasionally, but wear and weather are far more common. Signs that point to tampering are fresh scratches around the keyway, a plug that sits crooked, or debris such as glue or a broken tool tip inside, none of which appear from ordinary use. The locksmith looks for these during the inspection and says plainly what was found. If the cylinder has been damaged that way, it is replaced and, if you wish, the other doors are rekeyed.

Do I have to prove I live or work here?

It is a normal part of the visit and it protects you as much as anyone. Photo identification matching the address is the simplest route; a lease, a bill, a management record or a manager or neighbour who can confirm you works as well. For a business, the key holder or the person on the lease is enough. If the documents are behind the jammed door, the check is completed once you are inside, before the locksmith leaves.

York, Ontario

Aurora information

Town
Aurora, York, Ontario
In business
13 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

22%

Newer homes. About 22% of homes in Aurora were built in 1980 or earlier, according to the 2021 Census.

Households in newer homes are often keen on keypads, fobs and phone-controlled locks. Standard doors make installation straightforward, and the locksmith spends more of the visit setting codes and pairing devices than on carpentry.

60%

Mostly houses. Single-detached houses make up about 60% of homes in Aurora (2021 Census).

Garage entry doors on detached houses are often the household's real front door, used more than the formal entry. They deserve the same quality of lock, and keying them alike with the house means one key does the whole daily routine.

Source: Statistics Canada, 2021 Census of Population

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Open 24/7

Request a visit

It is the coldest morning of the winter and the key goes halfway into the side door and stops.

Call now · open 24/7(289) 802-6293
  • On-site assessment preferred
  • Same fees day, night or weekend
  • 13 years in business