Display shows incorrect time, won’t reset or program. Power cycling and reset button didn’t help.
Batteries only hold memory during power loss.
Hunter Pro-C Shows Running But No Water: Test Controller Voltage Output
Hunter EC400 Garbled Display: LCD or Microprocessor Failure — Replace Controller
Richdel 446PR Hybrid Controller – No Valves Open
Hunter SRC Plus Two Zones Not Working: Electrical Troubleshooting
Hardie Irrigation System Runs Continuously: Valve vs Controller Diagnosis
Rain Dial 600 Controller Failure: Panel Replacement Solution
Hardie RD-1200 Battery Drain: Replace Panel, Not Whole Controller
Hunter SRC Plus Unreliable After 6 Years: Replace Controller
Hardie Total Control TC-15B "Error - 1" After Freeze
When to Replace an Old Richdel Irrigation Controller
Hunter Controller Zone Running Too Long: Programming Error or Hardware Failure?
Hunter EC 'NO AC' Error After Siding Work: Transformer or Controller Fault?
Recurring Hunter XC Controller Failures: Wiring Short or Solenoid Issue?
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