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Elgin MillsLock & Key Specialists · Richmond HillOpen 24/7(289) 210-8405Request a visit
Person holding a cylindrical door-lock assembly beside an open green glazed door with its lower lock opening exposed. — Seized & Jammed Lock Opening, Richmond Hill

Lockouts · Richmond Hill

Seized & Jammed Lock Opening

The old mortise lock on the front door of the house turns the key halfway and stops with a dull clunk. It has been getting harder for months, and the brass key is starting to show a bend.

Seized & Jammed Lock Opening

In plain words

This service has a season here. The first wet fortnight of winter sends meltwater into keyways that freezes overnight, and doors on the north and shaded sides of a building stay iced the longest. Salt spray from driveways and walkways leaves a crust that thickens with every thaw. Then summer humidity swells wood doors until the bolt drags in its pocket. A jammed lock opening in these conditions means thawing without boiling water, flushing out salt, drying the cylinder, and dressing it with a lubricant that sheds moisture, along with a check of the door so the same weather does not jam it again next month.

Sound familiar?

The key slides all the way in, exactly as it has for years, and then refuses to turn in either direction. Yesterday it needed a small wiggle. This morning it feels set in concrete, and pushing harder only makes the key flex.

How the visit goes

Richmond Hill

How the visit goes

  1. Which of the three families it belongs to

    Every jammed lock falls into one of three groups, and sorting it is the whole diagnosis. A key that enters fully and will not turn points to the cylinder: grit, ice, corrosion, dried lubricant or a plug that has not returned to its neutral position with the shell. A key that turns freely and moves nothing points to the connection behind the cylinder, the tailpiece or cam, or to a broken hub in a mortise case. A key that works only when the door is pushed, pulled or lifted points past the lock entirely to the door and its strike. Each group has its own opening method and its own repair.

  2. When corrosion has taken the core

    Occasionally the plug or shell has rusted or pitted past the point of cleaning, or an earlier forcing has twisted the plug in the shell. Then the cylinder is replaced rather than rebuilt. The locksmith matches the keyway and finish so the new part looks like the old one, and where the keyway allows, pins the new cylinder to the key already on your ring so nothing else in the house changes. If the whole lockset is tired, a replacement deadbolt or lever set goes on in the same visit, with the strike checked to suit it. The old parts are handed over so you can see exactly what failed.

  3. Keeping the cylinder clean and dry

    A serviced cylinder stays that way with very little effort. At the interval and with the product that cylinder's maker specifies, a short burst of lock lubricant into the keyway followed by a few turns of the key is enough; stay with that one product, since mixing lubricants makes a paste. Household oils, penetrating sprays and silicone meant for hinges belong nowhere near the pins, because they thicken and attract grit. Wipe the key before it goes in on a muddy or salty day. If the lock ever starts to drag, a puff of lubricant is the first response, and a call is the second.

Seized & Jammed Lock Opening

In the van

  • Plug follower and repinning kit
  • Key blanks and code cutter
  • Mortise case spring and hub
  • Replacement cylinder
  • Cylinder springs, pins and cap

What affects the quote

Same fees day, night or weekend

  1. 1Ice and salt on the day

    A cylinder frozen solid or crusted with salt needs thawing, flushing and drying before it can even be diagnosed, and a winter call is quoted with that time in mind.

  2. 2Signs of an earlier struggle

    A key snapped in the plug, a twisted cylinder or a bent latch from a screwdriver adds an extraction or a repair to the opening, and the locksmith points that out before quoting it.

  3. 3Door 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.

What to have ready

0 of 3 ready

Call (289) 210-8405

Seized & Jammed Lock Opening: questions

Why is it always the shaded side of the building that seizes?

The face of a building that never sees direct sun stays colder and damper, so ice in a keyway lasts days longer there and condensation sits in the cylinder rather than drying off. Wind-driven rain and snow tend to hit the same face. Those doors deserve a keyhole cover, a storm door where one fits, and a lubricant check before the season turns, and they are often the first lock a locksmith asks about.

My keypad deadbolt is jammed and the motor just whirs. Is that the same service?

Yes, with one difference. On an electronic deadbolt the motor is trying to throw a bolt that is bound in the strike, and it strains or times out instead of driving it. Door alignment is a common cause, though batteries, corrosion, an overtightened mounting bolt, or a hardware fault can produce the same strain. The locksmith frees the bolt, adjusts the strike or hinges so it travels without resistance, checks the battery contacts, and confirms the auto-lock throws cleanly with the door closed.

Can an old mortise lock in a century home be serviced rather than replaced?

Often, and keeping the original hardware is usually worth trying first, since it fits the door and suits the house, though condition and the availability of matching parts decide whether a repair is realistic. The case comes out of the door edge, the decades of dust and hardened grease are cleaned away, a broken spring or worn hub is replaced with a matching part, and the contact surfaces get fresh grease. If a bit key or a cylinder has worn, a new key is cut or the cylinder rebuilt.

Lockout Services

Seized & Jammed Lock Opening near you

The pages that follow describe the lock services offered in Richmond Hill one by one, without sales talk. Where a service has a simpler or less involved cousin, the page says so. Where a repair will do instead of a replacement, the page says that too. The aim is for you to choose well, not to choose more.

Open 24/7 · call(289) 210-8405Request a visit