Performed full system check. Moved & installed 1 new pop up on station 2 in backyard due to new shed. Replaced 1 leaking pop up on station 2 in front flower bed. Replaced 1 leaking pop up on station 3 in parkway that was causing pressure loss. Replaced 1 leaking rotor on station 4 in front lawn near sidewalk. Installed new rain/freeze sensor.