How to close the water-free protection Share Issue Time Jan 25,2019 Q:How to Solve the Display Error Code P48 of Screw Pump A:Please operate according to the following method If you have questions,please contact us Our company's home pagehttp://www.diffulpump.com/ E-mail/Skype:sales02@diffulpump.comTel/WhatsApp:+86 18858098438Facebook Twitter Google+ YouTube Linkedin