Solutions may help you:
1. If you cannot turn P1/P2/P3 off, keep pressing "-" button at WATER DAY setup of P1/P2/P3 until OFF display.
2. If the timer dial is not set to ON position, turn the dial to ON position.
3. If low battery indicator flashes, replace with new batteries.
4. If rain delay is on, long press DELAY button (3 secs) with the dial at ON to cancel rain delay.
5. If CLOCK, START TIME, HOW LONG, HOW OFTEN are set incorrectly, turn the dial to each position and make sure all setups are correct.