The answer to 'ceiling fan installation sparking' is that sparking during ceiling fan installation is usually caused by improper wiring or a faulty electrical connection. This can be a serious safety issue and should be addressed immediately.
Common causes of ceiling fan installation sparking include a short circuit, loose wiring, damaged electrical components, or incompatible fan and electrical box. Symptoms may include visible sparks, flickering lights, or the fan not working properly. To fix the issue, you'll need to carefully inspect the wiring and connections, and may need to replace damaged parts or have a professional electrician rewire the installation.