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BirchwoodLock & Key Specialists · Rattray Park EstatesOpen 24/7(289) 805-6881Request 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, Rattray Park Estates

Lockouts · Rattray Park Estates

Seized & Jammed Lock Opening in Rattray Park Estates

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

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?

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

Rattray Park Estates

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. Inside a mortise case or lever set

    For mortise locks and lever hardware the work moves from the cylinder to the case. The locksmith gets the door open, then removes the trim and draws the case out of the door edge. Inside, a broken lever return spring, a worn hub, a bent spindle or a latch that has lost its spring is replaced with the matching part, and years of dust and hardened grease are cleaned from the contact surfaces before a fresh application of a grease suited to lock mechanisms. The case is reassembled, the spindle and cylinder are refitted, and lever, key and thumb-turn are each tested so the latch and bolt travel fully.

  3. What was done, in writing, with the old parts

    You are told plainly which family the jam belonged to and what was done: cylinder cleaned and rebuilt, tailpiece replaced, strike moved, hinges shimmed, mortise spring fitted, or cylinder replaced and keyed to your existing key. Replaced parts are handed over so you can see the wear or the break for yourself. For a rental, tenants and landlords both benefit from that note, since it records that the lock was serviced rather than changed. For an owner it goes in the home file beside the keyway and key code, which makes the next key cut or the next service a shorter conversation.

Seized & Jammed Lock Opening

In the van

  • Mortise case spring and hub
  • Lock de-icer
  • Cylinder springs, pins and cap
  • Plug follower and repinning kit
  • Electronic contact cleaner

What affects the quote

Same fees day, night or weekend

  1. 1Upgrades you choose on the spot

    A keyhole cover, a storm door latch, a reinforced strike or a new deadbolt are optional extras some people add while the locksmith is there, each shown as its own line.

  2. 2Type of lock on the door

    A residential deadbolt, a knob latch, a lever set, a mortise case in an older house and a high-security cylinder each take different tools and time to open and to service.

  3. 3Keying 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.

What to have ready

0 of 3 ready

Call (289) 805-6881

Seized & Jammed Lock Opening: questions

What lubricant should I use afterwards, and how often?

Whatever lubricant and interval the cylinder's manufacturer specifies, applied with a few turns of the key. Stay with that one product, because mixing different lubricants can make a paste. Oil, hinge silicone and general-purpose penetrating sprays are kept out of the keyway. Lock manufacturers describe cleaning the cylinder with an electronic contact cleaner before lubricating, and that is the order the locksmith follows on a service too.

The thumb-turn is stuck from inside and we need that door to get out. What should we do?

Use another exit for now and call. From the inside the fault is usually a bolt pinned by the frame or a bent spindle, both of which the locksmith frees without damage. A main exit door should open from inside without a key or special knowledge, so the repair leaves the door doing exactly that, and if the hardware on it was the wrong type for an exit, a thumb-turn deadbolt is suggested.

Should I spray something into the keyway while I wait?

Better not, unless it is a proper dry lock lubricant. Household oils, general penetrating sprays and hinge silicone thicken inside the cylinder and attract grit, so they buy a day and cost a service later. If the lock is frozen, a lock de-icer is fine; boiling water is not, since it refreezes deeper in. The most useful thing to do while waiting is to stop turning the key, so it does not bend or snap.

Lockout Services

Seized & Jammed Lock Opening near you

Whether you own a home in Rattray Park Estates, run a shop or manage a few rental units, the lock services here are organised the way people actually ask for them. Start with the problem you have today, and read on to see what else on the door might deserve a look while a locksmith is already there.

Open 24/7 · call(289) 805-6881Request a visit