Rain Bird ESP-SMT Installation & Operation Manual page 75

Symptom
Alarm LED is illuminated
Display is partially or completely blank.
Temperature Reading does not match
the actual ambient temperature for an
extended period of time.
Inaccurate rain fall measurement occurs
on a regular basis.
Individual valve does not come on.
Zone is too Wet.
Zone is too Dry.
Run off is occurring on a regular basis.
Possible Cause
"No Pod Communication" appears on the screen when the
communication has been lost for more than one hour.
SHORT Z xx appears on the screen when a short has been
detected on a specific valve(s).
An electrical surge or lightning strike has disrupted or
damaged the controllers electronics.
Unit is absorbing reflective heat and/or from adjacent
pavement.
Debris Screen is clogged and is not allowing the rainfall to
activate the tipping bucket mechanism.
Sensor rain funnel is clogged.
The zone is set in the OFF (inactive) position.
Valve wiring problem.
Incorrect Zone Parameters are set such as the Sprinkler
Application Rate.
Incorrect Zone Parameters are set such as the Sprinkler
Precipitation Rate.
Zone input information may not match active site conditions. Rotate the dial to the INPUT ZONE INFORMATION position
Correction
Identify if there is connection or wiring problem. If
not, press the reset button located on the back of the
controller.
Fix the wiring problem between the controller and the
identified zone.
Push the RESET button located on the back of the
controller front panel.
Turn off the controller and disconnect the 9V battery. Let
the controller rest for 2-3 minutes then restore power to
the controller. If the electrical surge did no permanent
damage, the controller will accept programming
commands and function normally.
Relocate the sensor to a more appropriate location.
Clean the debris off the Debris Screen.
Clear the funnel.
Rotate the dial to the INPUT ZONE INFORMATION and
change the statue of the zone to ENABLED (active).
Run short circuit test to identify short conditions and
repair accordingly.
Rotate the dial to the FINE TUNE WATERING dial position
and decrease watering by up to 60% in 1% increments.
Rotate the dial to the FINE TUNE WATERING dial position
and increase watering by up to 30% in 1% increments.
and change the soil type and/or degree slope.
ESP-SMT Smart Modular Control System
70