The SLEK (P/N: 225600) program was adopted to reduce cost for pump maintenance. The SLEK takes only minutes to install and replaces the entire center body of the pump, eliminating the need for extensive teardown. No longer are technicians required to perform difficult tasks such as pressing out sleeves, removing and replacing rings and other piece parts. It was also determined that many pump bodies were well past there expected service life. The SLEK program has shown its value repeatedly, its reliability and support readiness have dramatically improved since its implementation