door closer installation and repair can be appropriate when the door sags, rubs, sticks or has uneven gaps around the opening. Check the closer model against the ordinary door, mounting support and manufacturer limits before fitting or adjustment.
Signs: the door sags, rubs, sticks or has uneven gaps around the opening or the door closes poorly despite an otherwise sound visible opening. Causes: loose fixings, minor alignment drift or ordinary timber movement or normal wear in hinges, latches or compatible mechanical hardware.
The last part of the closing movement should be checked with the ordinary latch and frame. Increasing force is not a substitute for correcting an incompatible or misaligned latch. Any separate hinge or hardware repair needs agreement before extending the closer task.
Visible leakage or physical damage may make replacement more suitable than adjustment. Show the condition and model before buying parts. The ordinary service does not rebuild sealed hydraulic mechanisms or promise that a damaged closer can be restored by changing settings.
Install a suitable ordinary supplied surface closer, make permitted adjustments or replace an unsuitable leaking unit within the agreed scope. Limits: Ordinary non-rated surface-mounted mechanical units only. No fire, smoke or egress certification, powered systems, structural reinforcement or specialist mechanisms.