Toro 212 Greenskeeper Won't Turn Off—Controller Wear

Toro 212: OFF position doesn't show water-off symbol, system keeps running programmed cycles. Need to blow out for winter.

Cause

Aged controller contacts/microprocessor failing. Mechanical wear or silicon degradation.

Replace controller. Not repairable cost-effectively.

Irrigation: Toro TCM 212 Losing Time: Microprocessor Failure Means Replacement; Toro TMC-212 Odd/Even Watering Fails: Microprocessor Failure or Day Exclusion Error; Toro TMC-212 LCD Partial Display: Power Cycle or Replace; New Homeowner: Toro Greenkeeper System – What to Do with Valves in the Box?; Toro Vision II: One Zone Shows 24V Constantly But Won't Water; Hardie Irrigation System Runs Continuously: Valve vs Controller Diagnosis; Diagnosing Toro EL-6+ Controller Zone Wiring Issues; Toro GreensKeeper 212 'Power Off' Error Indicates Controller Failure; Toro Greenkeeper 212 Buzzing Module: Power Cycle Without Battery; Toro GreenKeeper 212 Auto Schedule Fails – Reset or Replace

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