Troublesho
oting
ENG
ESP-Me Controller
34
Electrical Issues (solid LED illuminated)
Problem
Possible Cause
Possible Solution
Display is blank or
frozen, the controller
will not accept
programming or is
operating abnormally.
Power not reaching the
controller.
Verify the main AC power supply is securely plugged in or
connected and working properly.
Controller needs to be reset. Press the Reset Button. For details see “Reset Button” section.
An electrical surge may
have interfered with the
controller’s electronics.
Unplug the controller
for 2 minutes, then plug it back in. If there is
no permanent damage, the controller should accept programming
and resume normal operation.
Automatic error
detection indicates a
problem by ALARM LED
and an error message
on display.
Short circuit or overload
condition in valve, master
valve or pump start relay
wiring.
Identify and repair the fault in the wiring. Refer to compatible
pump start relays. For details see “Connect Pump Start Relay”
section.
LED is flashing or solidly
illuminated but I see no
message on the LCD.
Dial not in AUTO RUN
position.
Turn dial to AUTO RUN position.
Summary of Contents for ESP-Me
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