Pro-C Support

Welcome to the Hunter Pro-C irrigation controller support section. The Pro-C controller has had a few running changes with enhancement and the face pack may have different graphics than the one pictured below. In this section, you will find help on installing, programming, running and troubleshooting both the Pro-C and PCC models of irrigation controller.

P2C Controller Support Section

  • Components
    LCD Display Main Display: Indicates various times, values, and programmed information Year: Identifies current calendar year Month: Identifies current calendar month
  • Set Pump/Master Valve Operation
  • Program Customization
    The Pro-C is factory configured with 3 independent programs (A, B, C with four start times each) for different plant type requirements. The Pro-C can be customized to display only
  • Programmable Delay Between Stations
    This feature allows the user to insert a delay between when one station turns off and the next station turns on. This is very helpful on systems with slow closing valves or on pump
  • Removing Delay Between Stations
    The Pro-C controller is equipped with a delay between stations function. This feature allows the user to select a time delay between the end of one station run time and the start
  • Programmable Sensor Override
    The Pro-C allows the user to program the controller so that the sensor disables watering on only desired stations. For example, patio gardens that have pots under overhangs and
  • Test Program
    The Pro-C allows the user a simplified method for running a test program. This feature operates each station in numerical sequence, from the lowest to the highest. You can start
  • Total Run Time Calculator
    The Pro-C keeps a running total of each program’s station run times. This feature provides a quick way to determine how long each program will water. While in the RUN TIMES
  • Easy Retrieve™ Program Memory
    Easy Retrieve allows the user to save a program in the controller's memory for later use. The saved program can be retrieved at any time to overwrite unwanted changes in the
  • Cycle and Soak
    Cycle and Soak The Cycle and Soak feature allows you to split a station’s run time into more usable, shorter watering durations. This feature is useful when applying water to
  • Hunter Quick Check™
    This circuit diagnostic procedure is can quickly identify shorts; commonly caused by faulty solenoids or when a bare common wire touches a bare station control wire. To initiate
  • Reset / Clearing Controllers Memory
    If want to clear the memory on your controller and start from fresh or if your controller is not responding to your commands, you can reset the Pro-C.  
  • Operate Outdoor Lighting
    The Pro-C is capable of operating three separate lighting transformers equipped with the PXSYNC interface box. You can also operate the FX LX lighting transformer via the Pro-C
  • System Off
      Valves currently watering will be shut off after the dial is turned to the SYSTEM OFF position for two seconds. The display will be flashing OFF. All active programs are
  • Programmable Rain Off
  • Troubleshooting Guide
    Choose from the links below for troubleshooting your PRO-C controller. Station Repeats No Display SP Err ERR with Station # No AC Sensor Off Message Rain Sensor
  • Station Repeats
    A common reason for a controller to repeat a cycle is too many programmed start times. Only one start time per active program is required, a second start time will cycle the
  • No Display
    First, make sure there is power to the controller's outlet. Use a test lamp or any other 110VAC device to determine if there is voltage at the outlet. If there isn’t power there,
  • NO AC Message
    The NO or NO AC display is a diagnostic message telling you that the controller has stopped receiving AC power. The controller is running on the power supplied by the
  • Flashing Sprinkler Icon, No Zones Running
    If the controller display shows a station running, flashing sprinkler icon (  ),  or an arrow pointing towards running, it sounds like the controller is doing its part. Maybe the
  • Testing the Weather Sensor
  • Not Recognizing Correct Stations
      If your Pro-C controller is not recognizing all of your stations in the "Set Station Run Times" or "Run Times" dial position, you may need to reset the station modules.
  • Stuck in Interval Watering
    Under the Water Days or Days to Water dial position on your controller you have three options. You can have the program run on specific days, an odd/even schedule,
  • Front Panel Replacement
    The Pro-C controller is truly modular in design. This means that almost any component of the controller can be removed and replaced if needed.STEP ONESTEP TWOTo remove the Pro-C's
  • Front Panel Compatibility
    With the Pro-C controller in production for 17 years, we have continuously made upgrades to accommodate the innovative features.  Below you will find every panel we manufactured
  • Module Compatibility
    The Pro-C controller is supplied with a factory-installed base module for up to 4 stations on the PC-400 and up to 3 stations on the older PC-300. Additional modules may be added
  • Winterizing Your System
    Every year, before the first freeze, the ritual of irrigation "blow out" becomes the priority for all irrigation systems that are in regions of the country where the frost level
  • Replacement Keys
    Key sets for Hunter controllers can be purchased at a Hunter Authorized Distributor in your area. You can also purchase a key set through the Ewing Online Store.
  • Maximum Solenoids per Output
  • Battery in Pro-C
    The 9V battery in a Hunter controller has the primary responsibility of providing the ablility to program the controller remotely. Face panels can be easily removed and programmed
  • Program Overlap
    The Pro-C controller will allow for only a single program to run at a time. Therefore you will have to be sure no two programs overlap.In the Set Station Run Times position the
  • Used Showing on Screen
    The word USED displayed on the Pro-C Controller represents a landscape lighting station that was assigned. Once a start time is assigned to program L1, it turns station 1 from an

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