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Setting up Bluetooth on your Pentair Prowler 920 can feel confusing if you have never used pool cleaning technology before. But, with the right steps and some helpful tips, you’ll soon be controlling your robotic pool cleaner from your smartphone with ease.
This guide will walk you through each stage, explain what to expect, and help you avoid common mistakes. Whether you are new to smart pool devices or have used other brands, you’ll find answers and solutions here.
What Is The Pentair Prowler 920?
The Pentair Prowler 920 is a robotic pool cleaner designed for residential swimming pools. It vacuums dirt, debris, and algae from the pool floor, walls, and waterline, making pool maintenance much easier for homeowners. While the robot can run in automatic mode, it also has Bluetooth connectivity, allowing you to control it more precisely using your smartphone or tablet.
Many users don’t realize how much more control Bluetooth offers. For example, you can tell the robot to clean a specific area, set a cleaning schedule, or check its status without touching the device itself. This can be helpful if you want to spot clean after a windy day or quickly check if the cycle is finished.
Why Use Bluetooth With Your Prowler 920?
Bluetooth connection takes the Prowler 920 to the next level. You can:
- Start or stop cleaning from anywhere in Bluetooth range (usually up to 30 feet).
- Access advanced features, like choosing cleaning modes or setting a timer.
- Diagnose problems or view maintenance alerts directly in the app.
Without Bluetooth, you’ll need to use the buttons on the cleaner or its power supply, which limits your options. With Bluetooth, you have more flexibility and can solve small issues before they become big problems.
A common beginner mistake is skipping the app setup, thinking it’s not needed. But with the app, you gain features that make pool care faster and more efficient.
What You Need For Bluetooth Setup
Before you begin, make sure you have:
- Pentair Prowler 920 robotic cleaner (fully assembled and in working order).
- Power supply unit (connected to your pool’s power source).
- A smartphone or tablet (iOS or Android, with Bluetooth 4.0 or higher).
- Stable Wi-Fi or cellular connection (for app download and updates, though Bluetooth itself does not use Wi-Fi).
- Pentair Home app (free from the Apple App Store or Google Play Store).
- Your pool cleaner nearby (Bluetooth range is limited, so stay close).
Pro Tip
Charge your phone fully before starting. Bluetooth setup can fail if your phone battery is low or if power-saving mode is on.
Step-by-step Bluetooth Setup
Let’s break down the setup process into clear steps. Follow these carefully for the smoothest experience.
1. Download And Install The Pentair Home App
- Open your device’s app store.
- Search for “Pentair Home.”
- Download and install the app.
- Allow Bluetooth permissions when prompted.
Some users worry about privacy. The app only needs Bluetooth access to connect to your cleaner. It does not track your location outside the app’s use.
2. Turn On Your Prowler 920
- Plug the power supply unit into a working outlet.
- Turn the power button ON.
- Wait for the cleaner’s indicator light to show it’s powered up (usually a steady or blinking light).
Make sure the cleaner is not running a cleaning cycle. It’s best to set up Bluetooth when the robot is powered but idle.
3. Prepare Your Smartphone Or Tablet
- Make sure Bluetooth is enabled. Go to settings > Bluetooth > turn it ON.
- Close other apps using Bluetooth (like headphones or speakers). Interference can cause connection problems.
- Stay within 10-15 feet of the cleaner for best results.
If you try to connect from too far away, the app may not find the device.
4. Pair The Cleaner With The App
- Open the Pentair Home app.
- Create an account or log in.
- Tap “Add Device.”
- Select “Prowler 920” or “Robotic Pool Cleaner” from the list.
- The app will search for nearby devices.
After a few seconds, you should see your Prowler 920 appear. Tap it to begin pairing.
If the device does not appear:
- Double-check that the cleaner is powered on.
- Move closer to the unit.
- Restart Bluetooth on your phone.
Some users miss the “allow Bluetooth” prompt. If you deny permission, the app cannot find the cleaner. Go to your phone’s app settings and make sure permissions are enabled.
5. Complete Pairing And Test The Connection
- The app may ask for a PIN code. This is usually printed on the cleaner’s label or in the manual.
- Enter the code if required.
- When pairing is successful, you’ll see a confirmation.
To test, try starting a cleaning cycle from the app. The cleaner should respond within a few seconds.
If you get a pairing error, restart both the cleaner and your phone, then repeat the steps.
6. Set Up Advanced Features
Now you can explore the app’s features:
- Schedule cleaning sessions.
- Choose cleaning modes (floor only, walls, waterline).
- Check filter status and battery (if available).
- Update the cleaner’s firmware if prompted.
Firmware updates are important. They can fix bugs or add new features. Always update when the app suggests it, but keep the cleaner plugged in and your phone nearby during the process.
7. Troubleshooting Common Issues
Even with clear steps, you might run into issues. Here are some common problems and solutions:
- Cleaner does not appear in app:
- Check power supply and Bluetooth range.
- Try a different smartphone.
- Pairing fails repeatedly:
- Reset the cleaner (unplug for 30 seconds, then plug back in).
- Restart your phone.
- Make sure only one phone is trying to connect.
- App crashes or freezes:
- Update the app.
- Clear cache/data in app settings.
- Reinstall if needed.
- Bluetooth disconnects often:
- Stay closer to the cleaner.
- Avoid using other Bluetooth devices nearby.
If all else fails, contact Pentair customer support. Sometimes, hardware issues require professional help.

Credit: poolproductscanada.ca
Real-world Tips For Smooth Operation
After setting up Bluetooth, you want your Prowler 920 to run reliably. Here are tips most beginners overlook:
- Keep firmware updated:
Updates can improve cleaning patterns or add features. Don’t ignore app notifications.
- Clean the filter regularly:
A clogged filter can cause poor cleaning and even connectivity issues if the robot gets stuck.
- Check for obstructions:
Remove floating toys or leaves before running the cleaner. Blocked wheels can stop the robot mid-cycle, causing the app to report errors.
- Name your device in the app:
If you have more than one Pentair device, use clear names (like “Main Pool Cleaner”) for easy control.
- Check Bluetooth range:
Walls, metal, and water can block signals. Try to control the cleaner from the poolside, not inside your house.
Advanced Features And App Controls
Many users only use basic start/stop functions. But the Pentair Home app offers much more:
Custom Cleaning Modes
- Quick clean: Focuses on the floor for a short cycle.
- Full clean: Covers floor, walls, and waterline.
- Spot clean: Target a small area (useful after storms).
Scheduling
Set the robot to clean automatically at certain times. For example, set it to run every Friday morning before the weekend.
Maintenance Alerts
The app will notify you if the filter is dirty or if the cleaner needs attention. This helps prevent breakdowns and keeps your pool cleaner longer.
Diagnostic Tools
If the cleaner stops or shows an error, the app gives details. You can fix simple issues (like tangled cable or full filter) without guessing.
Firmware Updates
Pentair occasionally releases updates to improve performance. The app will guide you through the process. Make sure the cleaner is plugged in and your phone stays nearby.
Common Mistakes To Avoid
1. Not Updating The App Or Firmware:
Skipping updates can cause bugs or missed features.
2. Pairing From Too Far Away:
Bluetooth range is limited. Always pair and control from near the pool.
3. Ignoring Maintenance Alerts:
Small issues (like a clogged filter) can lead to bigger problems if ignored.
4. Forgetting To Enable Bluetooth Permissions:
Without permissions, the app cannot connect.
5. Trying To Pair With Multiple Phones At Once:
Always disconnect one phone before pairing another.
6. Assuming Wi-fi Is Needed:
The Prowler 920 uses Bluetooth, not Wi-Fi, for direct control.
Is Bluetooth Always Needed?
You can use the Prowler 920 without Bluetooth. The physical controls let you start a basic cleaning cycle. But, you lose advanced features like scheduling, custom modes, and maintenance alerts.
If you want the best experience—especially if you travel or have a busy schedule—using the Bluetooth app is worth the setup.
Troubleshooting Bluetooth Connection Problems
If your connection is unstable, try these steps:
- Restart the cleaner: Unplug for 30 seconds, then plug back in.
- Restart your phone.
- Reset Bluetooth settings: On your phone, “forget” the device and pair again.
- Move closer: Always control from the poolside.
- Check for app updates: Outdated apps can cause bugs.
- Try a different phone: Sometimes the problem is with your device.
If you still have problems, visit [Pentair’s support page](https://www.pentair.com/en-us/support.html) for more help.
How Bluetooth Improves Pool Cleaning
Bluetooth may seem like just a tech feature, but it makes a big difference:
- Saves time: Set up cleaning while doing other tasks. No need to walk to the pool.
- Better coverage: Spot-clean after a storm or party.
- Prevents problems: Maintenance alerts help you act before issues get worse.
- Peace of mind: Check cleaning status without guessing.

Credit: www.youtube.com
What If You Change Phones?
If you get a new smartphone or tablet, you need to pair it with the Prowler 920 again:
- Download the Pentair Home app.
- Sign in with your existing account.
- Make sure the cleaner is powered on.
- Follow the pairing steps as before.
You can only connect one phone at a time. If you want to share control, log in with the same account on another device, but pair them one at a time.
Bluetooth Security
Some users worry about security. The Prowler 920 uses standard Bluetooth encryption. Only people with your phone and app login can control the cleaner. If you sell or give away the cleaner, “factory reset” the device to erase pairing data.

Credit: www.pentair.com
When To Call For Help
Most problems can be fixed with the steps above. But contact Pentair support if:
- The device will not power on.
- Bluetooth will not work after several attempts.
- You see error messages not listed in the manual.
- The app suggests a hardware issue.
Support can guide you through advanced resets or arrange repairs if needed.
Final Advice For New Owners
Setting up Bluetooth on your Pentair Prowler 920 is not hard if you follow each step slowly and check your progress. Don’t rush—most mistakes happen when people skip steps. If you have trouble, start again from the beginning. The process only takes about 10-15 minutes for most users.
Two beginner insights most miss:
- Bluetooth range is short: You must be near the pool, not inside your house. Water and walls block the signal.
- Firmware updates matter: Many bugs and cleaning issues are solved by keeping the app and device updated. Don’t skip these, even if the cleaner seems fine.
With Bluetooth set up, you’ll find pool cleaning easier, more reliable, and less stressful. You’ll spend less time on maintenance and more time enjoying your pool.
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If you want to learn more about pool care or smart home pool products, check the official [Pentair resource center](https://www.pentair.com/en-us/support.html) for detailed guides and support.