GRASSHOLE Best Sprinkler Head Protector

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DIY Guide: Fixing Common Water Sprinkler Issues

 

lawn sprinkler system - fixing water sprinklers

The Importance of Fixing Water Sprinklers: A DIY Guide

When it comes to maintaining a pristine lawn, fixing water sprinklers is an essential skill to master. A well-functioning sprinkler system ensures that every part of your garden gets the water it needs, avoiding dry patches and overwatered areas. Here’s a quick rundown for those looking for immediate answers:

Common Sprinkler Issues and Quick Fixes:
Leaking with low pressure: Likely a broken sprinkler head.
Uncontrollable water pressure: Probably a faulty valve.
Water won’t shut off: Check for a bad solenoid or electrical issues.
Constant leaks near trees: Indicates damaged pipes.

Ensuring your sprinkler system works efficiently not only saves your lawn but also conserves water and reduces your utility bills. By tackling common sprinkler problems yourself, you also save on costly professional repairs.

I’m Kenny Kwiatkowski, the brain behind Sprinkler Guard by Grasshole. With thorough experience in fixing water sprinklers, I’ve dedicated my efforts to helping homeowners keep their irrigation systems in top shape. Stay with me as we dive into detailed, practical solutions to common sprinkler issues.

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A quick guide to fixing common sprinkler issues - fixing water sprinklers infographic hierarchy

Find more about fixing water sprinklers:
do it yourself maintenance of underground sprinkler systems
home lawn sprinkler system maintenance
irrigation system maintenance

Tools and Materials Needed

Before you start fixing water sprinklers, gather all the necessary tools and materials. Having everything on hand will make the process smoother and quicker.

Essential Tools

  1. Small Shovel and Spade
  2. Use these to carefully dig around sprinkler heads and pipes without causing damage.
  3. Easy-Out Pipe Removal Tool
  4. This handy tool helps remove broken pipe sections easily.
  5. 4-in-1 Screwdriver
  6. A versatile tool for various screws you might encounter.
  7. Hacksaw
  8. Ideal for cutting through PVC pipes cleanly.
  9. Slip Joint Pliers
  10. Useful for gripping and turning parts securely.
  11. Wire Stripper/Cutter
  12. Essential for handling and repairing electrical wires.

Cleaning Tools

  1. Toothbrush
  2. Great for scrubbing dirt and debris from small parts.
  3. Cup
  4. Use it to rinse parts or hold small components during cleaning.

Protective Gear

  1. Gloves
  2. Protect your hands from dirt and sharp objects.

Replacement Parts

  1. Risers and Sprinkler Heads
  2. Have a few spare risers and sprinkler heads in case replacements are needed.
  3. Plumbers’ Tape
  4. Ensures watertight seals on threaded connections.
  5. Band Clamps
  6. Securely connect repair parts to existing pipes.
  7. Tubing Repair Parts
  8. Include slip couplings and nipples for fixing damaged tubing.
  9. Waterproof Wire Connectors
  10. Protect electrical connections from water damage.

Additional Supplies

  1. Replacement Heads and Other Parts
  2. Keep an assortment of sprinkler heads and valves that match your system.

By having these tools and materials ready, you’ll be well-prepared to tackle any common issues with your sprinkler system. Next, we’ll dive into how to fix a malfunctioning sprinkler head.

Tools for fixing water sprinklers - fixing water sprinklers

How to Fix a Malfunctioning Sprinkler Head

Fixing a malfunctioning sprinkler head might sound tricky, but with the right steps, you can handle it like a pro. Let’s walk through the process.

1. Excavate Around the Sprinkler Head

First, use a small shovel or spade to dig around the sprinkler head. Dig carefully to avoid damaging the riser or pipes. You’ll need to excavate about 5 to 6 inches down to fully expose the sprinkler head and riser.

2. Remove the Sprinkler Head and Riser

Once you’ve cleared the area, unscrew the sprinkler head from the riser. Turn it counterclockwise to remove it. If the riser is damaged, unscrew it as well.

3. Inspect the Riser for Damage

Check the riser for cracks or other damage. If it’s broken, replace it with a new one. Damaged risers can lead to leaks and uneven water distribution.

4. Replace Damaged Components

If the sprinkler head itself is broken, you have two options:
– Replace the entire unit. Simply screw a new sprinkler head onto the riser.
– Replace only the internal components. Open the casing and swap out the damaged parts with new ones.

5. Wrap Ends with Plumber’s Tape

Before installing any new parts, wrap the threaded ends with plumber’s tape. This ensures a watertight seal when you screw the parts back together.

6. Scoop Out Water

If there’s water in the hole, scoop it out with a cup. This makes it easier to work and prevents mud from getting into the new components.

7. Clean the Spout

Use a toothbrush to clean any dirt or debris from the spout and other parts. This helps maintain proper water flow and prevents future clogs.

8. Install the New Riser

Screw the new riser into place if you had to replace the old one. Make sure it’s tight but don’t over-tighten it, as this could cause cracks.

9. Purge the System

Before reattaching the sprinkler head, turn on the water for a few seconds to flush out any debris from the pipe. This step is crucial to prevent clogs.

10. Test the System

Finally, screw the sprinkler head onto the riser and turn on the sprinkler system. Check for proper operation and ensure there are no leaks. If everything looks good, fill the hole back in with soil.

By following these steps, you can effectively fix a malfunctioning sprinkler head and keep your lawn well-watered. Next, we’ll explore common issues and solutions for fixing water sprinklers.

This article was written for Sprinkler Guard by Grasshole and is published on grassholesystem.com.

Fixing Water Sprinklers: Common Issues and Solutions

Sprinkler systems can run into various problems. Understanding the common issues and their solutions can help you fix your system and keep your lawn healthy. Here are the most frequent problems and how to address them.

Clogged Sprinkler Heads

Symptoms:
– Uneven water distribution
– Reduced water flow

Solution:
1. Remove Debris: Use a soft brush to clean around and inside the sprinkler head.
2. Soak in Water: Detach the head and soak it in a bucket of water mixed with a rust remover for 30 minutes.
3. Rinse and Reinstall: Scrub off any remaining buildup with a brush, rinse, and reinstall.

Low Water Pressure

Symptoms:
– Weak spray from sprinkler heads
– Inconsistent watering

Solution:
1. Check Valves: Ensure all valves are fully open.
2. Inspect Pipes: Look for leaks or crushed pipes and repair them.
3. Clean Heads: Remove and clean the sprinkler heads to ensure they’re not clogged.

Sprinkler Heads Not Rotating

Symptoms:
– Stationary spray pattern
– Uneven watering

Solution:
1. Clean Filters: Remove the sprinkler head and clean the filter.
2. Check for Debris: Ensure no debris is blocking the gear mechanism inside the sprinkler head.
3. Replace Head: If cleaning doesn’t help, the head may need replacement.

Sprinkler Heads Not Popping Up

Symptoms:
– Sprinkler heads stay retracted
– Dry patches on the lawn

Solution:
1. Check Water Pressure: Ensure the system has adequate pressure.
2. Clean Heads: Remove and clean any dirt or debris from the sprinkler head.
3. Inspect for Damage: Check for broken parts and replace if necessary.

Repairing Leaks

Symptoms:
– Soggy or muddy spots
– Water bubbling up from the ground

Solution:
1. Locate Leak: Dig around the wet area to find the source.
2. Repair Pipe: If the pipe is cracked, use a slip joint plier to remove the damaged section and replace it with a new one.
3. Seal Connections: Use plumber’s tape on all threaded connections to ensure a watertight seal.

Repairing Crushed Pipes

Symptoms:
– Low water pressure
– Uneven watering

Solution:
1. Excavate Pipe: Dig around the affected area to expose the crushed pipe.
2. Cut Out Damaged Section: Use a hacksaw to remove the damaged part.
3. Replace Pipe: Install a new section using band clamps to secure the joints.

Checking for Low Voltage

Symptoms:
– Zones not turning on
– Inconsistent operation

Solution:
1. Test Transformer: Use a multimeter to check the voltage output of the transformer.
2. Inspect Wires: Look for damaged or severed wires and repair them.
3. Replace Solenoid: If the transformer and wires are fine, the solenoid might be faulty. Replace it following the manufacturer’s instructions.

Reconnecting Wires

Symptoms:
– Zones not working
– Electrical issues

Solution:
1. Reconnect Wires: Use waterproof connectors to connect the wires to the new solenoid.
2. Test Resistance: Use a multimeter to check the ohms between the common terminal and the zone terminal.
3. Repair Damaged Wires: If the resistance is too high, repair or replace the damaged wire with an 18-gauge wire rated for underground burial.

By addressing these common issues, you can ensure your sprinkler system operates efficiently. Next, we’ll dive into a step-by-step guide to fixing low water pressure.

Step-by-Step Guide to Fixing Low Water Pressure

Low water pressure in your sprinkler system can lead to weak sprays and uneven watering. Follow these steps to diagnose and fix the issue.

1. Check the Water Supply Valve

First, ensure that the main water supply valve is fully open. Sometimes, a partially closed valve can reduce water pressure.

2. Open the Valve for the Backflow Preventer

Locate the backflow preventer and make sure its valve is open. This device prevents contaminated water from flowing back into your clean water supply and can affect pressure if not fully open.

3. Stop Sharing the Water Supply

If your sprinkler system shares a water line with other household uses, it can cause a drop in pressure. Try running the sprinkler system when other water uses are minimal.

4. Check All Valves

Ensure that all the valves in your sprinkler system are fully open. A partially closed valve can restrict water flow and reduce pressure.

5. Clean and Reset Sprinkler Heads

Dirt and debris can clog sprinkler heads, causing low water pressure. Remove the heads, clean them thoroughly, and reinstall them.

6. Find and Repair Leaks

Leaks in the pipes can lead to low water pressure. Look for soggy or muddy spots in your yard, which can indicate a leak. Dig around the area to find the source and repair it using slip joint pliers and plumber’s tape for a watertight seal.

7. Repair Crushed Pipes

Crushed pipes can also cause low water pressure. If you suspect a pipe is crushed, dig around the affected area to expose it. Use a hacksaw to cut out the damaged section and replace it with a new one, securing the joints with band clamps.

By following these steps, you can effectively address low water pressure issues in your sprinkler system.

Next, we’ll explore how to handle electrical issues in sprinkler systems.

Electrical Issues in Sprinkler Systems

Electrical issues in your sprinkler system can cause entire zones to stop working. Here’s how to diagnose and fix these problems step-by-step.

Zone Not Turning On

If a specific zone isn’t turning on, it’s often due to an electrical problem. Here’s what to do:

  1. Check Zone Wires
  2. Make sure the zone wires are securely attached to the terminals in the controller.
  3. Ensure the transformer is plugged in and the circuit breaker is on.
  4. Test for Voltage
  5. Use a multimeter to test the voltage to the nonworking zone.
  6. Turn the multimeter dial to voltage and place one lead on the common terminal (marked “c” or “com”) and the other lead on the zone terminal.
  7. If the voltage is outside the 24-28 volts range, the controller might need replacing.
  8. Test the Transformer
  9. Place the multimeter leads on the transformer terminals marked “24 vac” with the transformer plugged in.
  10. If the reading is less than 22 volts, replace the transformer.
  11. Replace the Sprinkler Solenoid
  12. If the transformer is fine, the issue might be with the solenoid.
  13. Disconnect the wires and unscrew the defective solenoid from the control valve.
  14. Insert a new solenoid and turn it until it’s finger-tight.
  15. Reconnect the Wires
  16. Connect the two wires on the new solenoid to the common wire and a field wire using waterproof connectors to protect against moisture.

Test Resistance

If the zone still isn’t working, test the resistance (ohms) between the common terminal and the nonworking zone terminal:

  1. Turn off the System
  2. Turn off the sprinkler system.
  3. Test for Ohms
  4. Turn the multimeter to the ohms setting (the omega symbol).
  5. Place the leads on the common terminal and zone terminal.
  6. Compare the reading with the range listed in your owner’s manual (usually 20 to 60 ohms).
  7. If the ohms fall below the required amount, the solenoid is defective and needs to be replaced.

Repair Damaged Wires

If the ohms reading is too high, the problem is likely a severed or bad wire:

  1. Bypass Each Wire
  2. Temporarily substitute a 14-gauge wire for the original that you run above ground.
  3. Make the wire connections with the controller turned off. Then turn the controller back on.
  4. Test the field wire first. If the zone turns on, the old field wire is bad. Replace it with an 18-gauge wire rated for underground burial.
  5. Test the Common Wire
  6. Follow the same procedure to test the common wire.
  7. If none of the zones in a control valve box is working, the common wire is damaged.

By handling these common electrical issues, you can keep your sprinkler system running smoothly and efficiently.

Next, we’ll answer some frequently asked questions about fixing water sprinklers.

Frequently Asked Questions about Fixing Water Sprinklers

How to Fix the Water Sprinkler System?

Sometimes, your sprinkler system might need a bit of TLC to get back in top shape. Here’s a step-by-step guide to fixing common sprinkler issues:

  1. Excavate Around the Sprinkler Head
  2. Use a small shovel to dig around the sprinkler head. Be careful not to damage any pipes.
  3. Remove the Sprinkler Head and Riser
  4. Unscrew the sprinkler head and riser from the system.
  5. Inspect the Riser for Damage
  6. Check the riser for cracks or breaks. If damaged, replace it.
  7. Replace Damaged Components
  8. If any parts are broken or worn out, replace them with new ones. Ensure you use parts that match your system’s model.
  9. Wrap Ends with Plumber’s Tape
  10. Wrap plumber’s tape around the threads of the new components to ensure a tight seal.
  11. Scoop Out Water
  12. Remove any standing water in the area to prevent debris from entering the system.
  13. Clean the Spout
  14. Use a brush to clean the spout and remove any dirt or debris.
  15. Install the New Riser
  16. Screw the new riser and sprinkler head into place.
  17. Purge the System
  18. Turn on the water to flush out any remaining debris.
  19. Test the System
    • Run the sprinkler system to ensure everything is working properly.

Why Is My Sprinkler System Not Spraying Water?

If your sprinkler system isn’t spraying water, it could be due to several reasons:

  1. Clogged Sprinkler Heads
  2. Remove the heads and clean the filter. Dirt and debris can block the water flow.
  3. Low Water Pressure
  4. Check the water supply valve. Make sure it’s fully open. Inspect for leaks or crushed pipes that might be reducing pressure.
  5. Check Valves
  6. Ensure that the valves are fully operational. Faulty valves can prevent water from reaching the sprinkler heads.

Why Are My Sprinklers Not Rotating?

Sprinkler heads that don’t rotate can fail to cover your lawn effectively. Here’s what might be causing the problem:

  1. Age
  2. Older sprinkler heads might wear out and stop rotating. Consider replacing them if they are too old.
  3. Excessive Pressure
  4. High water pressure can cause sprinklers to malfunction. Install a pressure regulator if needed.
  5. Poor Water Quality
  6. Minerals and debris in the water can clog the internal gears. Clean the filter and remove the pop-up assembly to check for blockages.

By addressing these common issues, you can keep your sprinkler system running smoothly. Up next, we’ll dive into troubleshooting low water pressure in your system.

Conclusion

Fixing common sprinkler issues yourself can save you time and money. By addressing problems like clogged heads, low water pressure, and electrical faults, you ensure your lawn stays lush and green. Regular maintenance can prevent minor issues from becoming costly repairs.

Benefits of fixing these issues include:
Efficient Water Usage: Properly functioning sprinklers ensure even water distribution, preventing overwatering or dry patches.
Cost Savings: Timely repairs and maintenance reduce water bills and avoid expensive system overhauls.
Lawn Health: A well-maintained sprinkler system promotes a healthy, vibrant lawn and garden.

Consider investing in the Sprinkler Guard by Grasshole. Our durable, patented sprinkler head protector is made from flexible ABS plastic. It prevents damage and misalignment, ensuring your sprinklers work efficiently for years to come.

As a veteran-owned business, we take pride in offering a long-term, low-cost solution for protecting your sprinkler heads. All our products are made in the USA, guaranteeing high quality and reliability.

By maintaining your sprinkler system and using protective solutions like Sprinkler Guard, you can enjoy a beautiful, well-watered lawn with minimal hassle.