What to do if my Irritrol Control Unit display is blank?
If the display is blank, it indicates a power issue. First, check the circuit breaker panel. Then, inspect the wiring connections and the transformer. Finally, check the controller terminal board fuse.
Why is the current time wrong and flashing on my Irritrol RD-600?
A flashing current time indicates that a power outage occurred, and the controller either has no battery or a weak battery. Replace the battery and reprogram the controller to resolve this.
How to fix Irritrol Control Unit watering at wrong times?
If your system is watering at the wrong times, the CURRENT TIME of day may be incorrectly set. Check and reset the CURRENT TIME to correct this.
What to do if my Irritrol Control Unit waters on wrong days?
If your system waters on the wrong days, the Weekly or Skip Days schedule are likely incorrectly set. Reprogram the Program Schedule to ensure correct watering days.
What to do if the program won’t display on my Irritrol RD-600 Control Unit?
If the program won’t display, ensure the Function Switch is in the RUN or MANUAL setting. If it still doesn't display, the controller might be in a watering cycle. Change the program with the Function Switch in Set Programs.
Why is the display flashing on my Irritrol RD-600 Control Unit?
A flashing display indicates an excessive load, possibly due to a shorted solenoid or field wiring. Check the maximum ratings and inspect the solenoids and wiring for any issues.
What to do if my Irritrol RD-600 valve won’t turn off (function switch off)?
If a valve won’t turn off even with the function switch off, it's likely due to a mechanical override, meaning the Manual bleed is on. Turn the solenoid on top of the valve fully clockwise to resolve this.
What to do if the display is incorrect on my Irritrol Control Unit?
If the display is incorrect after a power outage or being unplugged, the battery is likely weak or missing. Remove AC power and the battery for 1 minute. Replace the battery, restore power, and reprogram the controller.
General| Stations | 6 |
|---|---|
| Programs | 3 independent programs |
| Rain Sensor Input | Yes |
| Cycle and Soak | Yes |
| Manual Operation | Yes |
| Enclosure Material | Plastic |
| Compatibility | Compatible with most irrigation systems |
| Voltage | 120 VAC |
| Watering Duration | 1 minute to 4 hours per station |
| Battery Backup | 9V Battery for program backup |
| Weight | 2.2 lbs (1.0 kg) |
Highlights modular design, short circuit detection, fail-safe, and multiple programming options.
Details electrical inputs, operating temperature range, and battery backup.
Provides step-by-step instructions for mounting the indoor controller.
Guides on mounting the weather-resistant outdoor controller.
Steps for connecting the indoor controller's power supply transformer.
Guidelines for hardwiring the outdoor controller's power supply.
Describes the roles of the Program and Function switches for operation.
Details the Semi-Auto and Manual Start buttons for manual watering.
Explains the Multi-Function Dial and +/- buttons for setting programs.
Describes the information shown on the controller's liquid crystal display.
Explains how to set the duration each valve waters.
Details how to set multiple start times for watering programs.
Guides on setting daily watering days or interval skipping.
How to set the current day for weekly or skip-day schedules.
Details display content during the program setting phase.
Explains display information during automatic, semi-auto, and manual modes, including short/malfunction detection.
How to set watering days on a specific day-by-day basis.
How to set watering intervals using the skip-day feature.
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