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
  • Upgrading to Wi-Fi
    The PRO-C model controller must be the NEWER 400 version with a date code of MARCH 2014 or newer.  This date code is written on the white sticker inside the wiring compartment.
  • Mounting
  • AC Power
    Indoor Cabinet Route transformer cable through the hole on the bottom left side of the controller and connect one Yellow Wire to each of the screws marked AC and the Green Wire
  • Station Modules
    The Pro-C controller is supplied with a base 4-station module. Additional modules may be added separately in increments of 3 stations (PCM-300), 9 stations (PCM-900), or 16
  • Decoder Module
    The Pro-C controller is supplied with a base 4-station module. The Pro-C is also compatible with the EZ Decoder System (EZDS) for hybrid conventional and two-wire operations. Add a
  • Station Wires
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  • Valve Wire Distance
    The chart below indicates the maximum wire runs that can be used when installing Hunter AC solenoid valves with controllers. The example in the chart below demonstrates the most
  • Battery
    Connect a 9-volt alkaline battery (not included) to the battery terminals and place in the battery compartment in the front panel. The battery allows the user to program the
  • Pump Start Relay
    Route a wire pair from the pump relay into the controller housing. Connect the pump common wire to the terminal slot “COM” (Common) and the remaining wire from the pump relay
  • Hunter Clik Sensor
    A Hunter weather sensor or other micro-switch type weather sensors can be connected to the Pro-C. The purpose of this sensor is to stop automatic watering when weather conditions
  • Master Valve
    Connect either wire from Master Valve to the P/MV terminal at the base of module. Connect remaining wire to the “COM” (Common) terminal.
  • Hunter Remote
    The Pro-C is compatible with Hunter remote controls. The SmartPort wiring harness (included with all Hunter remotes) allows for fast and easy use of Hunter controls. Hunter remotes
  • 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
  • Wired Installation
    The Pro-C is compatible with the Hunter Solar Sync. Solar Sync is a sensor system that will automatically adjust the Pro-C controller’s watering run times (based on changes in
  • Wireless Installation
    The Pro-C is compatible with the Hunter Solar Sync. Solar Sync is a sensor system that will automatically adjust the Pro-C controller’s watering run times (based on changes in
  • Setting Solar Sync Region and Water Adjustment
    For accurate Solar Sync measurements, the controller needs to be programmed for the average peak season ET for your region. Use the following table for choosing your region. You
  • Solar Sync Sensor Calibration and Set-up
    After Solar Sync has been installed and programmed, it is recommended to allow the system to run for a few days at the initial setting. Because of the variety in site conditions
  • Solar Sync Delay
    Solar Sync Delay for Pro-C The delay feature is accessible only after the installation of the Solar Sync. The Solar Sync Delay feature allows the user to postpone seasonal
  • Uninstalling a Solar Sync Sensor
    If a Solar Sync sensor has been installed on the Pro-C controller then the seasonal adjust value used by the controller will be calculated from the weather data supplied by the
  • Solar Sync Troubleshooting
  • 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
      The "NO AC" or "Blank" display is a diagnostic message telling you that the controller has stopped receiving AC power. For the "NO AC" message, the controller is most likely
  • Err Messages
    Here is a list of the error codes and ways to troubleshoot them:
  • NO AC Message
  • 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
  • Stuck in Interval Watering
  • Front Panel Replacement
    The Pro-C controller is modular in design. This means that most controller components can be removed and replaced if needed. For the newer style Pro-C (blue panel and buttons), the
  • Front Panel Compatibility
    With the Pro-C controller in production for 17 years, we have continuously upgraded it to accommodate innovative features. Below, you will find every panel we manufactured for the
  • 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
      Lock and Key sets for Hunter controllers can be purchased at a Hunter Authorized Distributor in your area. PN387300 (spare part) Standard key set
  • Maximum Solenoids per Output
  • Battery in Pro-C
  • 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
  • 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

Manual & Parts

  • Manuals
  • Parts
    Find a DistributorItemDescriptionCatalog No.1Front Panel - PC400821501Front Panel - PC300Discontinued2PC-400 Main Module (Dark Grey)820200PC-300 Main Module (Black)466500Not

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