But, since it has begun to leak, you have to replace the said component right on. When my moen renzo is off water leaks between the handle and spout receptor. Replacing the O-ring can be done above the sink only. Prev Article . Installing 1224Cartridge. 3. Le robinet à bec rétractable Renzo simplifie la vie dans la cuisine avec la simple pression d'un bouton. Llons of water every the week. Turn and remove the spout assembly, and then remove the nut securing the cartridge to the faucet body. Our business hours are 9:00 a.m. - 5:30 p.m. Monday through Friday Eastern Time. Hello Bernie and thanks for writing. by Moen. Hello Knox, thank you for your inquiry!