Watched Sprinkler spray head nozzle change from YouTube

Tips on how to change the spray nozzle on a Rain Bird 4" pop-up spray head with just a screwdriver. Periodically some sprinkler spray heads can become partially plugged due to debris in the sprinkler system which affects head performance. Often this problem can be cured by simply changing the nozzle on the sprinkler head. Video also covers how to adjust the pattern of the new nozzle after installation.