If you need specific pump details you can now download the installation instructions for each model on the individual product pages see our whole house collection here , you may also want to have a look at our Pump Comparison Guide showing the key features of each model.
It's just a nuisance, and the noise scares my daughter if I forget to do it before she visits! You could have the pump replaced under a warranty.
The newer pumps by brands like Salamander, Grundfos and Stuart Turner offer innovative pump technology that can pump with little to no noise or vibration.
Normally go for salamander though.