Solar Charge Controller Error Codes - ZHCSolar. An error on your Solar Charge controller indicates a problem. Here’s a reference list so you can identify what the problem is and what steps are needed. Some errors can be resolved on your own with some light troubleshooting so you can get your solar Charge controller back in working order again. Note: The provided information refers to most zhcsolar pwm solar charge controller. The available charge settings and options may differ for another mppt controllers. Some models of solar charge controller don’t have a digital display, so when it’s time to display an error code they will use blinking led instead. Detailed error codes can be read with: Controller Screen, Remote panel, LED Indicator, app.
The error code list applies to these products: Most ZHCSolar PWM Charge Controllers Models: WP5048D 48V 36V Solar Charge Controller for Lifepo4 Battery Fault Code Basics E01 Error Code the E01 error code appears when Battery Bank is in Low Voltage and the charge controller cannot charge it. Like this: