Locksmith service

Door-lock repair and diagnosis

A lock that is stiff, jammed or no longer securing the door may need adjustment, a replaceable component or a new lock. Start with the symptoms so the locksmith can diagnose before replacing parts.

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When this service fits

Problems it can solve

  • Key will not turnDiagnosis can separate a key or cylinder problem from a fault deeper in the lock.
  • Door will not lockAlignment, the handle, cylinder, gearbox or lock case may be involved.
  • Lock feels stiff or intermittentEarly repair or adjustment may prevent a complete failure.
  • Broken or damaged lockThe locksmith can assess whether repair remains safe or replacement is the sensible option.

Use the first call well

Questions that produce a clearer answer

  • What is likely to have failed?Describe what the key, handle and door do, and send photographs if requested.
  • Will diagnosis be charged separately?Ask what the visit includes before the locksmith sets off.
  • Can it be repaired safely?A repair should leave the door operating smoothly and securely.
  • What changes if replacement is needed?Confirm the exact part, security standard, included keys, fitting, VAT and guarantee.

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