Rain Bird ESP-6LX+ Installation, Programming, And Operation Manual page 70

SYMPTOM POSSIBLE CAUSE
Display shows “PWR 14. No power is being supplied to the controller.
O...”
Display shows “.USE.” 15. .use has blown.
Display shows 16. An electrical fault has occurred in the master
“MV.AULT.”
Display is partially or 17. An electrical surge or lightning strike has
completely blank.
ESP-LX+ & LXi+ Installation, Programming, & Operation Guide
valve or pump start relay circuit.
damaged the controller’s electronics.
SOLUTION
Verify that the controller is plugged into a working
outlet. Check the main power supply to the
controller.
Disconnect the controller from its power source.
Identify and repair the circuit fault that caused the
fuse to blow. Then replace the fuse with the spare
fuse supplied on the inside of the face panel, just
above the 9-Volt battery. .or the ESP-LX+, use a
1.5A SLO-BLO fuse. .or the ESP-LXi+, use a 1.25A
SLO-BLO fuse. Reconnect power to the controller
and reset the time and date.
Identify and repair the fault in the master valve or
pump start relay circuit. Then press the Clear .ault
button in the upper left corner of the face panel. To
verify that the problem has been corrected, manually
start a program (page 34) or run a test program
(page 36).
Turn off the controller and disconnect the 9-Volt
battery. Let the controller sit for two or three minutes.
Then reconnect the battery and restore power to the
controller. Reset the time and date as described
beginning on page 11. If the electrical surge did no
permanent damage, the controller will accept
programming commands and function normally. If
the controller does not operate properly, contact
Rain Bird Technical Assistance at 800-247-3782
(United States only).
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