Lock Repair in Paterson, NJ

What New Jersey weather does to a lock

NOAA's climate summary for New Jersey describes moderately cold, occasionally snowy winters and warm, humid summers. Both seasons leave marks on the exterior doors of Paterson homes.

• Winter. Snow and slush melt into a keyway during the day and can turn back to ice overnight, so a key that turned in the afternoon may stick the next morning. Oil gathers grit and thickens in the cold; a dry lubricant made for locks is the better choice.
• Summer. Humidity swells wood doors and frames. If a deadbolt throws only when you push or lift the door, the bolt is dragging on the strike plate, and forcing it wears both the bolt and the cylinder.
• Everyday wear. A key that has to be jiggled often points to worn pins or a worn key rather than a failed lock, and a fresh key cut from the original can sometimes cure it.

Older hardware in Eastside Park

In the Eastside Park Historic District, the area of period-style houses east of downtown, original doors may still carry mortise locks, whose internal springs and levers wear with decades of use. A worn one can often be repaired or matched to its pocket in the door edge, which keeps the original door and trim. On any door, a sagging hinge or loose strike is a common reason a latch stops catching.

What the city code expects

This is general information, not legal advice. Paterson's property maintenance code requires every exterior door, hinge and latch to be kept in good condition (Section 271-27). A tenant with a sticking lock can tell the landlord in writing before it fails.

Simple upkeep

1. Puff dry lubricant into each exterior keyway before winter and again in spring.
2. Tighten loose hinge and strike screws; a longer screw into the frame can pull a sagging door back into line.
3. Never force a key that will not turn.

When you ask for lock repair, send a short video of the key turning, a photo of the door edge, and whether the problem gets worse in cold or humid weather. If the lock cannot be saved, see lock replacement, or return to the Paterson page.