Moen & One Handle Tub & Shower Faucet  "adjust water pressure regulator" Questions

...water pressure when it is turned to hot however i get plenty of cold water. This is a new house. Faucet gets hot water these valves can be adjusted by removing the handle and adjusting the white gear ...

...water pressure, and the right hand control is for the temperature. But there seems to be no 'middle' its either boiling or freezing. I do not have the instruction manual so need to know how to ...

...water pressure at my street meter but only 50 psi or less at my house which is not more than 30 feet away with less than a 4 foot rise. What would cause such a drop in pressure? Find the pressure ...