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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, Whitby

Emergency Lockouts · Whitby

Seized & Jammed Lock Opening in Whitby

The shop's lever handle goes down as usual, but the latch inside the mortise case never pulls back. Staff are waiting on the sidewalk with their coffees, the door is locked, and the handle is simply moving air.

Call now · open 24/7(289) 278-0778

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In plain words

A jammed lock looks like one problem from outside and is usually one of three inside. The cylinder itself may have seized, packed with grit, corrosion or old grease. The link between cylinder and bolt, the tailpiece or cam, may have broken, which is why a key can spin without doing anything. Or the lock may be healthy and the bolt simply pinned against the strike by a door that has moved. Seized and jammed lock opening starts by telling those apart, because the right answer for one would damage the hardware in another. Once the culprit is known, the door is opened and the cause is repaired.

Sound familiar?

The key turns a full circle without any resistance and the deadbolt stays exactly where it is. There is no click, nothing moves behind the face of the lock, and the door is as closed as it was before you touched it.

How the visit goes

Seized & Jammed Lock Opening · Whitby

How the visit goes

Illustrative locksmith scene — Whitby
  1. 1

    Loading the door while the key is worked

    With the lock family narrowed, the locksmith puts a hand on the door. Pushing it into the frame, pulling it out, and lifting on the handle each change how a bound bolt sits in its pocket, and the key is tried gently in each position. If the key frees up under one of those loads, the door is the cause. Where a second entrance is open, the same lock family is compared with the door swung wide, since a bolt that throws smoothly in mid-air and binds when closed has been pinched by the frame. Nothing is forced during this test; it is a diagnosis, not an attempt.

  2. 2

    Stripping and rebuilding the cylinder on the bench

    With access restored, a cylinder that seized gets a proper service. The locksmith removes it from the door, slides the plug out with a follower so the top pins and springs stay put, and lays out the pin stacks. Everything is cleaned, worn bottom pins and tired springs are replaced, and any burr on the plug is dressed. The plug is reassembled to the same combination so your existing keys keep working, then lubricated with the product that cylinder's maker specifies and cycled until it turns with a fingertip. If the key that jammed was worn, a fresh one is cut from the code rather than from that key.

  3. 3

    The early warnings to act on

    A lock gives notice before it seizes, and now you know the signs. A key that needs a jiggle to seat, a plug that turns stiffly on cold mornings, a bolt that drags in its pocket, a lever that returns slowly, or a key that comes out gritty are all invitations to act while the fix is small. Stop as soon as a key begins to bend; a snapped key turns a service call into an extraction. A puff of dry lubricant or a turn of the strike screws often settles it, and a call while the lock still turns is a shorter visit than a call after it stops.

In the van

  • Lock de-icer
  • Strike plate and hinge shims
  • Replacement tailpiece or cam
  • Long hinge screws
  • Dry PTFE or graphite lock lubricant

What affects the quote

  1. 1

    Inside door or outside door

    A jammed bedroom or office privacy lock is generally a lighter job than a weather-exposed exterior deadbolt, and a mortise lock on an interior door sits between the two.

  2. 2

    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.

  3. 3

    How many locks are affected

    One seized side door is the simplest case; a front and back door that both drag, or a storefront with two leaves, adds hardware and time to the visit.

Same fees day, night or weekend.

Have it ready

Before you call · 0 / 3

(289) 278-0778

Seized & Jammed Lock Opening: questions

Advice · (289) 278-0778

How can I tell whether the lock or the door is the problem?

Try the key while gently pushing, pulling and lifting the door. If it frees up in one position, the bolt is being pinched by the frame and the door is the cause. If nothing changes, look at the key: does it go fully in and refuse to turn, or spin freely? The first points to the cylinder, the second to the tailpiece behind it. Tell the locksmith which you found and the right parts come in the van.

My key turns all the way round but the bolt stays put. What has broken?

The key and cylinder are doing their job; the bar behind the cylinder that drives the bolt, called the tailpiece or cam, has broken, slipped or twisted out of engagement. It is a small part. The locksmith retracts the bolt through the mechanism or removes the cylinder to reach it, then fits a tailpiece of the right length and profile. Your cylinder and keys are unchanged afterwards.

The lever on our shop door goes down but the latch does not pull back. Is that a lock problem?

It usually points to the mortise case rather than the cylinder, and it is a common complaint on commercial doors. Inside the case a return spring, a worn hub, or another part of the latch's drive path can have failed, so the lever moves without driving the latch. The locksmith gets the door open, draws the case out of the door edge, replaces the worn part, cleans and greases the contact points and refits everything, then tests lever, key and thumb-turn together.

Seized & Jammed Lock Opening near you

Durham, Ontario

Whitby information

Town
Whitby, Durham, 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

25%

Newer homes. About 25% of homes in Whitby were built in 1980 or earlier, according to the 2021 Census.

Recent builds often have steel or fibreglass entry doors rather than solid wood. They resist warping and take hardware well, and a locksmith fitting a deadbolt or reinforced strike works with the door's construction so screws bite into something solid.

70%

Mostly houses. Single-detached houses make up about 70% of homes in Whitby (2021 Census).

A detached house gives a locksmith room to work: full access to both sides of every door, hinges and frames included. Repairs and upgrades can be thorough, from the front deadbolt to the gate latch, with nothing off limits.

Source: Statistics Canada, 2021 Census of Population

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Request a visit

The shop's lever handle goes down as usual, but the latch inside the mortise case never pulls back.

Call now · open 24/7(289) 278-0778
  • On-site assessment preferred
  • Same fees day, night or weekend
  • 13 years in business