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PROBLEM
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CAUSES
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SOLUTIONS
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Display indicates irrigation but station does not water.
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Faulty or miswired valve
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Check valve and valve wiring.
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Faulty pump or pump relay.
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Check pump and pump relay. Replace if defective.
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No water pressure to supply.
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Turn on main system water system.
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Display is blank.
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No AC power reaching controller.
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Verify AC power and wiring. Correct any errors. Check transformer output.
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Display is blank with AC power to terminal and with a new battery.
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Controller may be damaged by power surge.
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Call dealer.
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Time of day display is blinking.
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Unit has just been powered up for the first time.
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Set time/date.
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Extended power outage has occurred that has drained backup battery.
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Replace battery and reprogram current time.
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Short power outage has occurred but backup battery is dead.
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Replace battery and reprogram current time.
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The display reads “ERR”.
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Electrical noise is entering the system, through the smart port wiring harness.
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Check the SmartPort™ wiring harness. If the wires were extended then they will need to be replaced with shielded cable. Contact your local distributor for information on shielded cable.
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| The display reads “No AC”. |
There is no AC power present.
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Check to make sure power is on. Check to see if transformer is properly installed.
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| The display reads a station number and ERR |
There has been a fault with the wire leading to the valve. |
Check station wire for continuity. Replace or repair shorted wire. Check that all wire connections are good and watertight. |
| Rain Sensor does not suspend irrigation. |
Rain sensor is defective or miswired.
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Verify operation of sensor and proper wiring.
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Rain sensor is in the RUN (BYPASS SENSOR) position.
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Return dial to the RUN position.
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| Frozen Display |
Power surge.
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Unplug transformer, remove battery, wait several seconds, repower and reprogram controller.
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| Automatic irrigation does not start at start time and controller is not in the system off mode. |
AM/PM of time of day not set correctly.
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Correct AM/PM of time of day.
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AM/PM of start time not set correctly.
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Correct AM/PM of start time.
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Start time is disabled (Set for Off).
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Set start time. See "Setting Start Times".
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Rain sensor is preventing operation.
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Turn dial to RUN (BYPASS SENSOR).
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Controller is not receiving AC power.
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Check AC connections.
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| Valve will not turn on. |
Short in wire connections.
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Check wiring for short or faulty wire connections.
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Bad solenoid.
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Replace solenoid.
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| Controller waters the same area more than one time/Controller cycles continuously. |
Too many start times entered in program (user error).
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One start time activates a complete cycle. See "Setting Start Times".
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