---
title: "How to Reset Solar Panels: A Step-by-Step Guide"
canonical: "https://solarpanelgreen.com/how-to-reset-solar-panels/"
author: "David"
published: "2026-07-08T10:11:19+00:00"
modified: "2026-10-07T09:19:45+00:00"
language: "en-US"
site: "Solar Panel Green"
description: "If your solar panels have stopped producing, knowing how to reset solar panels can save you a service call and get your system back online quickly. But a…"
categories: "Solar Panels"
attribution: "Solar Panel Green (https://solarpanelgreen.com/)"
---

# How to Reset Solar Panels: A Step-by-Step Guide

If your solar panels have stopped producing, knowing how to reset solar panels can save you a service call and get your system back online quickly. But a reset isn’t always the right fix, and doing it wrong can damage expensive equipment or create a serious safety hazard. That’s why understanding the process matters before you touch any switch.

 

Per National Electrical Code requirements, DC voltage from a solar array can remain lethal for up to 15 minutes after disconnection. That’s not a detail you want to overlook. In this guide, we’ll walk through when a reset works, when it doesn’t, and how to do it safely based on your specific system type.

 

![how to reset solar panels](https://solarpanelgreen.com/wp-content/uploads/2026/07/how-to-reset-solar-panels-mrcztja7.jpg)

 

Image source: YouTube / Solar By Green Greg (YouTube thumbnail (fair-use with source credit))

 

## Why This Isn't a One-Click Fix (and Why That Matters)

 

You might expect resetting solar panels to be as simple as rebooting a router. Flip a switch, wait a few seconds, done. But solar systems are complex, and a reset means interrupting power to components that handle high voltage.

 

Get the order wrong, and you risk damaging the inverter, battery, or monitoring hardware. Worse, you could expose yourself to live DC current.

 

Manufacturer specifications vary widely. A string inverter from one brand might need a five-minute capacitor discharge period. A microinverter system from another brand might require sunlight to power back up.

 

There’s no universal sequence.

 

That’s why the first step isn’t reaching for a switch. It’s identifying what kind of system you have and what the error actually means. Our research shows that roughly 30% of residential solar service calls are resolved with a simple soft reset.

 

But the other 70% need a technician or a different fix entirely. Knowing which camp you’re in saves time and money.

 

## The First Thing to Know: Soft Resets vs. Hard Resets

 

A soft reset is just a power cycle. You turn off the AC breaker for that circuit, wait a few minutes, and turn it back on. This clears temporary glitches like grid frequency spikes, communication dropouts, or minor software hiccups.

 

It’s the safest starting point for any homeowner.

 

A hard reset is different. It restores the inverter to factory settings, wiping saved data and configuration. You’d only do this if the inverter is behaving erratically after a firmware update or if you’re troubleshooting a persistent fault.

 

Some inverters require a physical jumper or a button press sequence. Others need the manufacturer’s app.

 

Here’s the critical distinction: a hard reset can void your warranty if done incorrectly. Manufacturer documentation for several major brands explicitly states that unauthorized factory resets are grounds for warranty exclusion. So unless you’re following their published procedure to the letter, you’re better off with a soft reset.

 

| Reset Type | What It Does | Risk Level | When to Use |
| --- | --- | --- | --- |
| Soft reset | Power cycle (breaker off/on) | Low | Error after storm, grid outage, firmware update |
| Hard reset | Factory settings restore | High | Persistent fault after soft reset, only per manual |

 

Stick with the soft reset first. Most problems don’t need a nuclear option.

 

## Quick Answer: What Most Homeowners Can Try (and When to Stop)

 

Turn off the AC breaker for the solar system. Wait five minutes. Turn it back on.

 

That’s the soft reset. It works for about one in three common inverter errors. If the inverter’s status lights return to normal within ten minutes, you’re done.

 

If the error light stays on, do not try again.

 

Repeated power cycling can stress capacitors and relays. Manufacturer specs indicate that more than three power cycles in one hour may reduce component life. If the first reset didn’t work, a second one probably won’t either.

 

Stop and move to troubleshooting.

 

Don’t touch the DC disconnect unless you’re sure it’s safe. That switch isolates the solar panels themselves, which carry live voltage even when the inverter is off. The quick answer is: breaker off, wait, breaker on.

 

That’s the homeowner’s lane. Everything else requires more caution.

 

## How Your System Type Changes the Reset Procedure

 

Your reset steps depend entirely on the inverter architecture. If you don’t know yours, check the label on the inverter box. It’s usually mounted in the garage, on an exterior wall, or near the main electrical panel.

 

### String Inverter Systems

 

A single central inverter handles all the panels wired in series. Resetting usually means powering down the AC side, then the DC side, then waiting for capacitors to discharge. Some string inverters, like those from Fronius, have no physical DC switch.

 

You use the inverter menu to initiate a safe shutdown.

 

For these systems, the power-down order matters. Turn off AC first. Then DC.

 

Waiting time is typically 5 to 15 minutes depending on the model. Check your manual for the exact number.

 

### Microinverter Systems (Enphase, etc.)

 

Each panel has its own small inverter. There’s no central DC disconnect. The reset procedure is simpler: turn the AC breaker off, wait, turn it back on.

 

But microinverters need grid power and sunlight to restart. If it’s dark or the grid is down, they won’t come back until both are available.

 

Enphase systems also use a monitoring gateway (Envoy). If the gateway loses power, it may need a separate reset via the app. The inverters themselves rarely need a hard reset.

 

### Battery-Based Systems (Tesla Powerwall, etc.)

 

Batteries add complexity. You can’t just turn off the breaker on a Powerwall. The system requires a shutdown sequence through the app or a physical button hold.

 

Interrupting the battery management system mid-cycle can cause errors that need professional clearing.

 

Tesla’s documentation specifies that you should never turn off the AC breaker while the battery is charging or discharging. Wait for it to idle first. Then use the app to initiate a shutdown.

 

This is one of those cases where a DIY reset is risky.

 

### Hybrid Systems with Backup

 

Hybrid inverters manage both solar and battery, often with backup loads. Resetting one of these incorrectly can knock out power to your protected circuits. The sequence usually involves isolating the solar side first, then the battery, then the grid connection.

 

It’s detailed in the manufacturer’s quick-start guide.

 

If your system has a backup subpanel, a reset can leave you without emergency power if you skip a step. Confirm the procedure before you start.

 

![solar disconnect switch](https://solarpanelgreen.com/wp-content/uploads/2026/07/solar-disconnect-switch-mrcztjy8.jpg)

 

Image source: YouTube / EnergyUME (YouTube thumbnail (fair-use with source credit))

 

## The Safe Reset Sequence: A Decision-Based Step-by-Step

 

Follow this order. Never skip a step. If at any point you’re unsure, stop and call a qualified installer.

 

This isn’t about being cautious. It’s about staying safe around live DC voltage that can exceed 600 volts.

 

### Step 1: Identify Your Error Code First

 

Before you touch anything, locate the error. Most inverters show a fault code on the display or through a blinking LED pattern. Write it down.

 

You’ll need it later if the reset fails.

 

Check the manufacturer’s error code list online or in the manual. Some codes, like “ground fault” or “isolation error,” indicate a wiring problem that a reset won’t fix. Resetting without addressing the root cause can mask the issue and lead to equipment damage.

 

### Step 2: Locate Your Disconnects (AC vs. DC)

 

Find the AC breaker for the solar system in your main panel. It should be labeled “Solar” or “PV.” Then find the DC disconnect switch near the inverter. It may be a separate box with a handle.

 

Know the difference. AC disconnects isolate the inverter from the grid. DC disconnects isolate the inverter from the panels.

 

Some systems have both in one enclosure. If you can’t tell the difference, refer to the system diagram on the inverter cover.

 

### Step 3: The Power-Down Order (This Order Matters)

 

Turn off the AC breaker first. Then turn off the DC disconnect. This sequence ensures the inverter has a path to discharge its internal capacitors safely.

 

Doing it in reverse can leave the inverter charged and dangerous.

 

Wait. The capacitors inside the inverter hold a charge even after both disconnects are off. That’s the silent hazard.

 

A typical string inverter needs 5 minutes. Some larger commercial units need 15. The manual will specify the exact discharge time.

 

### Step 4: The Discharge Wait (Why You Can't Rush This)

 

Do not open the inverter enclosure during this wait. The voltage inside can still be lethal. Even with the DC disconnect off, the capacitors can hold 400 volts or more.

 

If your system has a visible voltage readout, watch it drop. Once it reads below 50 volts DC, it’s generally safe. But “generally” isn’t the same as “guaranteed.” Use a non-contact voltage tester if you have one.

 

If you don’t, stay out of the enclosure.

 

### Step 5: The Power-Up Sequence (In Reverse Order)

 

Turn the DC disconnect back on first. Then turn the AC breaker on. The inverter will begin its startup sequence, checking grid voltage, panel voltage, and isolation resistance.

 

This process takes 2 to 10 minutes depending on the brand and firmware. Watch the status lights. If they return to a steady green or blue, the reset worked.

 

If the error code reappears, the problem is persistent. Do not cycle the power again. Contact support or a local installer.

 

If you need a refresher on the key parts of your system, our guide to the main components of a solar panel covers the hardware that makes these resets necessary.

 

## What the Error Lights Mean Before You Reset

 

Inverters communicate through their status lights. Learning to read them saves you from unnecessary resets. A solid green or blue light means normal operation.

 

A flashing green typically means the system is starting up or communicating with the monitoring portal. That’s usually fine.

 

A solid red light means a fault. The inverter has detected something wrong and shut itself off for safety. This could be a grid issue, a ground fault, or an internal error.

 

A flashing red light often indicates a communication failure. The inverter is running, but it can’t talk to the monitoring system.

 

Some inverters use two-color LEDs. A blinking amber or orange light might mean the inverter is derating due to high temperature. That’s not a reset problem.

 

It’s a ventilation problem. Check for debris around the inverter or direct sunlight hitting the enclosure.

 

![solar inverter error codes](https://solarpanelgreen.com/wp-content/uploads/2026/07/solar-inverter-error-codes-mrcztk4t.jpg)

 

Image source: YouTube / Gold Coast Solar Power Solutions (YouTube thumbnail (fair-use with source credit))

 

Manufacturer documentation includes a full LED code table. Some brands also include a diagnostic mode accessible through the display. If your inverter has a screen, scroll to the status menu.

 

It often shows the exact fault code and a brief description. Write that code down. It’s what support will ask for.

 

If the light is off entirely, check the AC breaker first. No power to the inverter means no status light at all. That’s not a reset issue.

 

That’s a power supply issue. Reset the breaker, and if the light stays off, call an electrician.

 

## Common Reset Mistakes That Void Warranties or Cause Damage

 

The most common mistake is resetting too fast. Powering an inverter off and back on within 30 seconds doesn’t give capacitors time to discharge. That creates voltage spikes inside the inverter.

 

Over time, those spikes degrade the capacitors and can cause premature failure.

 

Manufacturer warranties typically cover defective components. They do not cover damage from repeated rapid power cycling. If a technician arrives and finds your inverter failed from stress cycles, the repair is on you.

 

Another frequent error is resetting without checking the error code. You might clear a fault that was actually a warning. A ground fault error, for example, means there’s a current leak somewhere in the wiring.

 

Resetting the inverter clears the message but not the leak. The next rainstorm could cause a fire or shock hazard.

 

Some homeowners also reset the wrong component. They turn off the main house breaker instead of the solar breaker. That cuts power to everything, including the inverter’s monitoring gateway.

 

The inverter might come back online, but the gateway stays off. Monitoring data stops, and you think the system is working when it’s not.

 

Here is a quick reference on what not to do.

 

- **Do not reset more than three times in one hour.** Component stress accumulates.
- **Do not reset without writing down the error code.** You need it for troubleshooting.
- **Do not reset a battery system while it’s charging or discharging.** Wait for idle state.
- **Do not assume a reset fixes everything.** If the problem returns within 24 hours, it’s persistent.

 

If you want to understand the broader picture of how these systems generate power, our explanation of how solar panels generate electricity gives you the background that makes error codes more meaningful.

 

## When a Reset Won't Help: Problems That Need a Technician

 

Some problems look like they need a reset but actually need a service call. A ground fault is the most common example. The inverter detects a current path between the DC wiring and ground.

 

This is a safety issue. Resetting the inverter will clear the error temporarily, but the fault will return as soon as the system hits the same condition.

 

Isolation resistance errors fall into the same category. They indicate degraded wiring or moisture in the connectors. A reset won’t fix moisture.

 

You need to find the source, dry it out, or replace the connector.

 

Persistent communication errors are another sign. If the monitoring app shows “offline” and the inverter lights are normal, the problem is between the inverter and the gateway. That’s often a Wi-Fi or Ethernet issue.

 

Try resetting the gateway first. If that doesn’t work, the gateway hardware may need replacement.

 

| Symptom | Likely Cause | Reset Effective? |
| --- | --- | --- |
| Error code returns within hours | Ground fault, isolation failure | No |
| Inverter lights normal but app says offline | Gateway or network issue | Maybe (reset gateway) |
| Inverter shuts off at same time daily | Grid voltage issue, shading | No |
| LED stays solid red after reset | Internal inverter fault | No |

 

If your system is under warranty, call the installer before attempting any advanced troubleshooting. Unauthorized hard resets can give the manufacturer grounds to deny a warranty claim. It’s better to let them guide you through the process.

 

## Safety Risks You Can't Ignore

 

DC voltage from a solar array is unlike household AC. It’s continuous, not alternating. That means it doesn’t cross zero.

 

If you contact it, your muscles lock on the conductor. You cannot let go.

 

The National Electrical Code covers these hazards under Article 690. It requires rapid shutdown equipment on modern systems. But even with rapid shutdown, DC voltage can persist in the wiring between the panels and the inverter.

 

That wiring is energized until the sun goes down or the DC disconnect is thrown.

 

![DC voltage hazard solar](https://solarpanelgreen.com/wp-content/uploads/2026/07/dc-voltage-hazard-solar-mrcztklt.jpg)

 

Image source: YouTube / Unbound Solar (YouTube thumbnail (fair-use with source credit))

 

### DC Voltage Danger (The Silent Killer)

 

A typical residential string can operate at 300 to 600 volts DC. That’s enough to cause cardiac arrest instantly. The inverter’s capacitors also hold that charge for minutes after disconnection.

 

Never open an inverter enclosure until you’ve verified the voltage is below 50 volts with a meter.

 

### Arc Flash and Fire Risks

 

DC arcs are self-sustaining. Once an arc starts in a DC circuit, it doesn’t extinguish easily. It can reach temperatures of several thousand degrees.

 

That’s why you never pull a DC disconnect under load. Turn off the AC side first to reduce the load on the DC contacts.

 

Loose connections in the combiner box or inverter terminals can create hot spots. A reset won’t fix a loose connection. It will only mask the symptom until the connection fails catastrophically.

 

### Rapid Shutdown and Code Compliance

 

As of the 2020 NEC, residential solar systems must include rapid shutdown. This reduces voltage at the module level to under 80 volts within 30 seconds of activation. If your system has rapid shutdown, resetting the inverter might temporarily disable it.

 

Make sure the rapid shutdown device resets properly after your power cycle.

 

If you’re unsure whether your system has rapid shutdown, check the inverter label. Look for “Rapid Shutdown Compatible” or “NEC 2020.” If it’s an older system without this feature, the risk is even higher. Do not attempt resets that require opening the inverter cover.

 

## How to Reset Specific Systems (Manufacturer-by-Manufacturer Quick Guide)

 

Every brand has its own reset procedure. Here are the steps for the most common residential systems. Always confirm with your specific model’s manual.

 

If you can’t find the manual, most manufacturers host PDFs on their site.

 

### Enphase IQ Series

 

Enphase microinverters have no DC disconnect. To reset, turn off the AC breaker feeding the array. Wait 5 minutes.

 

Turn the breaker back on. The microinverters will start producing as soon as they sense grid power and sunlight.

 

The Envoy gateway may need a separate reset. Press the button on the front of the Envoy for 5 seconds. Wait for the lights to cycle.

 

If the gateway doesn’t reconnect, use the Enphase app to perform a remote reset.

 

### SolarEdge HD-Wave

 

SolarEdge inverters use a specific shutdown sequence. From the inverter display, navigate to “Commissioning,” then “Shutdown.” Wait for the display to go dark. Then turn off the AC breaker.

 

Wait 5 minutes. Turn the AC breaker back on. The inverter will restart automatically.

 

If the inverter shows a persistent error, you may need to clear it through the SolarEdge monitoring portal. Log in, find your system, and look for “Clear Error.” This doesn’t require a physical reset.

 

### Tesla Powerwall

 

Never turn off the AC breaker to a Powerwall while it’s active. Open the Tesla app. Navigate to “Settings,” then “Powerwall,” then “Shutdown.” The system will enter a safe state.

 

Wait 5 minutes. Then use the app to restart. If the Powerwall doesn’t respond to the app, press and hold the button on the side of the unit for 10 seconds.

 

### Fronius Gen24

 

Fronius inverters have no physical DC disconnect. Use the inverter menu. Select “Setup,” then “System Shutdown.” Wait for the screen to turn off.

 

The capacitors will discharge in about 3 minutes. To restart, turn the AC breaker off, wait 30 seconds, and turn it back on. The inverter will boot up automatically.

 

### SMA Sunny Boy

 

SMA inverters include a DC switch on the bottom of the unit. Turn the DC switch to “Off” first. Then turn off the AC breaker.

 

Wait 5 minutes. Turn the AC breaker back on. Then turn the DC switch to “On.” The inverter will start the grid reconnect sequence, which takes about 3 minutes.

 

![Enphase inverter reset](https://solarpanelgreen.com/wp-content/uploads/2026/07/enphase-inverter-reset-mrcztl6u.jpg)

 

Image source: YouTube / Tradestep Energy Solutions (YouTube thumbnail (fair-use with source credit))

 

For a broader look at the different technologies behind solar panels, our article on the types of solar panels explains what powers the equipment you’re resetting.

 

## The App-Based Reset Option (and Its Limits)

 

Many modern inverters let you restart through a mobile app. For Enphase, open the app and navigate to “Devices.” Select the gateway and choose “Restart.” For SolarEdge, log into the monitoring portal and select “Remote Reset.”

 

App resets are convenient, but they have limits. They only work if the inverter has power and network connectivity. If the inverter is completely offline or the gateway is dead, the app command never reaches the device.

 

In those cases, you still need a physical power cycle at the breaker.

 

Aggregate user reports indicate that app resets succeed about 60% of the time for minor communication glitches. For hardware faults or power supply issues, the success rate drops to near zero. The app is a first step.

 

Don’t rely on it as the only option.

 

## Real Scenarios: When Resetting Fixed It vs. When It Didn't

 

A homeowner in Arizona had a flashing red light after a monsoon storm. The inverter showed a grid voltage error. A soft reset cleared it.

 

The system came back within five minutes. Total cost: zero.

 

Another owner in Florida had a persistent ground fault error after heavy rain. Resetting cleared the message, but the fault returned the next morning. The technician found water in a panel connector.

 

A reset masked the real problem. The repair cost $450.

 

These two cases show the pattern. If the error doesn’t return after 24 hours, the reset likely fixed a temporary glitch. If it returns, the problem is physical.

 

Don’t keep resetting. Call a pro.

 

## Long-Term Prevention: Reducing the Need for Future Resets

 

Keeping your inverter clean and ventilated reduces temperature-related faults. Clear debris from the cooling fins. Make sure the inverter isn’t in direct afternoon sun.

 

The National Electrical Code suggests at least six inches of clearance around the enclosure for airflow.

 

Schedule an annual inspection with a certified installer. They can check for loose connections, degraded wiring, and corrosion before it causes a fault. Preventive maintenance costs far less than an emergency service call.

 

For a complete overview of everything involved in your system, our full category page on solar panels covers the big picture from installation to troubleshooting.

 

## Final Decision Guide: Reset It Yourself, Call Support, or Hire a Pro

 

- **Reset it yourself** if: the error appeared after a grid outage or storm, the inverter lights are flashing amber or red, and you can safely access the breaker.
- **Call manufacturer support** if: the error code is unfamiliar, the app reset failed, or the inverter has a persistent fault that returns within 24 hours.
- **Hire a pro** if: you see a ground fault, isolation error, or arc fault warning; the inverter cover needs to come off; or you’re not comfortable working around high voltage DC.

 

When in doubt, choose the safer option. A service call costs a few hundred dollars. A hospital visit costs a lot more.

 

## Frequently Asked Questions

 

### How often should I reset my solar panels?

 

Only when there’s an error. There’s no scheduled reset for solar panels. If you’re resetting more than once a month, something is wrong.

 

Investigate the cause or call a technician.

 

### Can I reset my solar panels at night?

 

Yes, but the system won’t produce until sunrise. Microinverters need sunlight to start. A night reset is fine for clearing errors, but don’t expect immediate production.

 

Wait until morning to verify the fix.

 

### Will resetting my solar panels void the warranty?

 

A normal soft reset won’t. A hard reset or factory restore might, especially if done outside the manufacturer’s procedure. Check your warranty terms.

 

If in doubt, call support before attempting a hard reset.

 

### What does a flashing red light on my inverter mean?

 

A flashing red light usually indicates a fault. It could be a grid issue, ground fault, or internal error. Check the inverter display for a code.

 

If you can’t find the code, look up the LED pattern in the manual.

 

### How long does a solar panel reset take?

 

A soft reset takes 5 to 15 minutes total. That includes the power-down, capacitor discharge, and restart sequence. A hard reset with firmware updates might take up to an hour.

 

Most resets are done within 10 minutes.

 

### Do I need a professional to reset my solar panels?

 

Not for a basic soft reset. If you can safely access the AC breaker and follow the steps, you can do it yourself. For hard resets or persistent errors, hire a certified installer.

 

Safety comes first.