Hunter PRO-C PC Series Owner's Manual And Installation Instructions page 43

TROUBLESHOOTING GUIDE
Problem
The display reads "SENSOR OFF."
Rain sensor will not shut off system.
The controller does not have a start time
for each station.
Valve will not turn on.
(CONTINUED)
Cause
The rain sensor is interrupting irrigation
or the sensor jumper is not installed.
Incompatible rain sensor or the jumper
was not removed when sensor was
installed.
Manual Single Station Mode Used.
Programming error, dial in incorrect
position.
Short in wiring connections.
Bad solenoid.
Solution
Slide the Rain Sensor switch on front
panel to the BYPASS position to bypass
rain sensor circuit, or install the sensor
jumper.
Make sure sensor is micro-switch-
type such as Mini-Clik . Check that the
®
jumper has been removed from the SEN
terminals. Confirm proper operation
(see "Testing the Weather Sensor" on
page 16).
Manual Single Station Mode will override
the sensor. Use Manual All Station Mode
to test sensor.
Be sure the dial is in correct position.
Total number of stations can be easily
checked by placing dial in the RUN TIMES
position and pressing the back arrow.
Check field wiring.
Replace solenoid.
43