Zone 1- No issues Zone 2- Replaced 7 Spray Heads Zone 3- Installed new drip, replaced 5 Spray Heads Zone 4- Replaced 4 Spray Heads Zone 5- Replaced 2 Rotors Zone 6- Replaced 2 Rotors Zone 7- Replaced 5 Spray Heads (Capped 2 Heads) Zone 8- Replaced 4 Spray Heads Zone 9- Replaced 5 Spray Heads Zone 10- Drip, no issues