Hunter ACC Series, Troubleshooting And Warranty, Page: 29 / 34

HUNTER ACC TROUBLESHOOTING
PROBLEM CAUSES SOLUTIONS
No display
Check AC power to controller Fix power supply
Facepack is not firmly seated and
locked, and/or 9-pin connector is
not fully connected. Seat facepack in connector
Grey ribbon cable is not
connected from back of inner
panel to cabinet Connect ribbon cable to the back of
facepack door
Display reads "Attention" (may be
followed by sensor number) ATTENTION indicates an alarm,
an active sensor or trouble in the
system. ATTENTION means turn
the dial to Data History, select
Alarm Log and find detailed
messages about each individual
alarm with a date and time. A
complete list of alarm messages
is included after this table. Turn Dial to History, select Alarm
Logs, and review for individual alarm
events
The controller log and station log
may also be useful supporting
information when diagnosing
problems.
Station does not irrigate Field wiring or solenoid problem Perform manual One Station start
and observe display and output light
If light red, check solenoid and field
is wiring, including COM (common
wires). Station outputs must not
exceed 0.56A total.
Controller does not irrigate
automatically Possible programming errors. Verify all programs Days to Water,
Start Times and Station Run Times
Sensor shutdown Check display for Fault Indication (if
yes, press + for status)
Programmable Off in effect Check display for Off Days
Time/Date errors Verify controller Time and Date,
including AM/PM/24 hour settings
Rain or other Click sensor does
not shut down system Incorrect sensor type or
connection Use one normally closed Click type
sensor pre sensor port (SEN1-4).
Verify that one wire from each
sensor is to + and one to -. Do not
connect multiple sensors to a single
port.
Incorrect sensor settings for
Program Turn dial to Set Sensor Operation
and verify correct response to each
program to the sensor.