Switch may be repairable by electronics shop (solder). Otherwise replace controller.
Electrical issue, diaphragm, flow control turned down, or leak preventing pressure buildup. Don't run long — may damage pump.
~45–60 min for novice. Label wires, match terminals. Rain Bird support: 800-RAINBIRD.
Rain Bird ESP-6TM Frozen Display "Er -- --": Power Cycle and Battery Removal
Rain Bird Controller On But Pump Not Starting: Test PS/MV Terminal Voltage
Rain Bird ESP-6TM Won't Turn On Zones, Valves Stuck Open: Valve Mechanical Failure
Rain Bird MSC-SAT-24: Single Zone Not Activating
Rain Bird RC-7A Broken Zone Knob—Repair or Replace?
Rain Bird ESP Modular Controller "4 Err": Zone 4 Short Circuit Diagnosis
Irritrol KwikDial Two Solenoids Per Station Fail After 3 Years: Voltage Drop Under Load
Connecting a Toro 53770 Wireless Rain Sensor to an Orbit 57899 Controller
Richdel 446PR Hybrid: Zone 2 Runs Continuously Even in Off Position
Rain Bird ESP‑6TM Rain Sensor Bypass – Common Wire Interrupted by Sensor
Rain Bird ESP Controller Interference from 220V Service Disconnect
Sprinkler Solenoid Testing After Controller Voltage Confirmed—Ohmmeter Method
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