Zoeller Pump Company provides a very details Installation Manual.
click here to download the M53 helpful manual.

The Zoeller M53 Manual provides the following topics.

• Pre Install Check List. The list is helpful to review before actually buying the pump so you can be ready for the install.
• Explanation of the warranty.
• Installation Do’s and Don’ts. These help the installer to avoid mistakes and perform necessary tasks.
• List of problems. Probable causes of the problems. Possible solutions to resolve the issues.
• Step by Step Installation Instructions with Images
• Float Installation for both automatic and non automatic M53, N53 Mighty Mate.

Though many people do not take the time to read a manual, there is much valve in reading the manual for your first sump pump install.