Change or rekey · Havelock-Belmont-Methuen
Vintage Mortise Lock Service in Havelock-Belmont-Methuen
The old skeleton key still fits the keyhole, but it now needs a jiggle, a lean on the door and a little luck before the bolt moves. Last week it took three tries.
Vintage Mortise Lock Service
In plain words
Servicing the original lock is usually the better choice for an older home, for practical reasons as much as sentimental ones. Cutting a period door for a modern cylindrical lockset means boring a large hole through the stile and leaves the old mortise to be filled; a repaired mortise case avoids all of that. Where the home is a designated heritage property, keeping the hardware may also be what the municipality expects. The service treats the door as something to preserve: minimal disturbance, parts matched to the original, a strike adjusted rather than replaced, and the old lock left running smoothly for decades to come.
How the visit goesYou bought a house with its original hardware and a bag of loose keys. Some open interior doors, some fit nothing, and the front door lock has a keyhole shaped for a key you do not have. You would like the original lock kept and made to work.
Havelock-Belmont-Methuen
How the visit goes
Which keys exist and who has them
The locksmith asks to see every key that goes with the door: the one that works, the ones that used to, and the bag of loose bit keys that came with the house. A worn original is still the most useful pattern for a new key, and a bent one explains why the lock has become temperamental. For a cylinder lock, a lost or stolen key is a reason to rekey while the case is out, and a key that only a former occupant holds is worth retiring. The count of keys wanted afterwards is settled now too, so the spares are cut while the lock is on the bench rather than on a return visit.
Cylinder work on a later mortise lock
A pin-tumbler cylinder on a mortise lock is serviced the same way as a modern one. The plug is pushed out with a follower, the old bottom pins are replaced to a new combination, and keys are cut to match, so a lost key stops mattering. If the plug is worn past rekeying, a new mortise cylinder is selected with the same thread length, the same cam shape and a finish close to the trim, and threaded into the case to the correct depth so the cam swings the bolt without binding. The set screw is seated into the cylinder's groove, and the key is tested with the case in the door.
The interior doors in step
Where a set of interior mortise latches was serviced together, you leave with bedroom and bathroom doors that close and stay closed, privacy turns that actually lock, and, if you wanted it, a single bit key that operates every interior lock the way the builder intended. A note of which key fits which door goes into the house file. Interior cases need almost no care beyond a drop of oil every couple of years and a check that a turn button has not been painted over. A child who locks a bathroom and cannot reopen it is released from outside with the bit key, so keep it somewhere the adults can reach.
Vintage Mortise Lock Service
In the van
- Mortise cylinder and cam
- Reproduction mortise case
- Warding files
- Cylinder set screw
- Bit key blanks
What affects the quote
Same fees day, night or weekend
1Making the inside key-free
Fitting a thumb-turn or interior release to a deadbolt that was keyed on both sides is its own small item, and one most owners of an entry door choose to include.
2Condition of the wood
Stripped screw holes, a loosened pocket or a split at the door edge need dowelling, shimming or gluing before the case can be trusted. That woodwork is quoted once the locksmith has seen the pocket empty.
3Travel and access
Distance to the property and how easy it is to work at the door, on a busy entry or a third-floor walk-up, are part of any call-out and are stated when the visit is booked.
Vintage Mortise Lock Service: questions
What if the case is too worn to repair?
Then a replacement case goes into the existing pocket. Reproduction mortise cases are made in the common vintage sizes and backsets, and a modern mortise case with a cylinder fits many old pockets with minor trimming. The locksmith measures the case height, depth, backset and trim spacing before ordering, aiming for the new case to drop in with the original knobs and plates going back on, though a small pocket trim or fixing change is sometimes needed. Cutting the door for a different kind of lock is the last choice.
Can my interior doors be serviced too, and can one key work all of them?
Usually yes to the first, and to the second once the locksmith checks the locks. Interior mortise latches with privacy turn buttons are lighter versions of the entry lock and respond to the same clean and re-spring. Interior locks in a house were sometimes supplied to one bit key, and where the key sections, warding and levers actually match, the locksmith can restore that arrangement so a single key opens several bedroom and bathroom doors. It is a practical thing to have when a child locks a bathroom from inside.
Why does the deadbolt scrape or need a shove to throw?
Two causes cover most cases. Either paint has built up on the faceplate, the bolt or the strike so the bolt drags across it, or the door has dropped so the bolt is entering the strike pocket at an angle and rubbing its edge. Occasionally a bent deadbolt lever inside the case adds friction. Cleaning the paint back, adjusting the strike and checking the lever all happen as part of the service.
Change or Rekey Locks
Vintage Mortise Lock Service near you
Below is the full menu of lock and key work available in Havelock-Belmont-Methuen, written for people who are not locksmiths. Each entry says what the service is, when it makes sense, and roughly how a visit unfolds, so you can arrive at the door already knowing what the technician is going to do and why.