
Why Locks Jam, Stiffen, or Stop Working — and What Lock Repair Actually Involves
A lock does not usually fail without reason. The most common causes we find in Abbey Wood homes and commercial premises are accumulated grime and dried lubricant inside the mechanism, a misaligned door or frame that puts the bolt or latch under constant sideways pressure, wear to the cam or levers from years of daily use, a damaged or worn euro cylinder, and — particularly in older London properties — corrosion from draughty letterboxes and damp conditions. On uPVC and composite doors, the multipoint lock gearbox is a frequent culprit: the internal plastic components degrade over time, making the handle heavy to lift or causing it to drop without throwing the bolts. On timber doors, a swollen frame in wet weather can mimic a broken lock entirely. Identifying the true cause matters because it determines whether the fix is a service, an adjustment, or a targeted component replacement.
Our technicians carry out mortice lock repair, rim lock repair, and multipoint gearbox work as standard. We also cover lever lock repair on internal and communal doors, cam lock repair on meter cupboards and utility enclosures, and keypad lock repair or smart lock repair where a digital mechanism has developed a fault in the motor, wiring, or battery contacts. Each job begins with a proper diagnosis — not an assumption — and we give you a clear, confirmed price before any work starts. The final quote reflects the type of lock, the parts required, the time of day, and travel to your address, so there are no surprises when the job is done.



