EASY RV Toilet Seal Replacement - Thetford RV Toilet

Introduction

Replacing the seal on your RV toilet is a straightforward DIY task that can save you money and ensure your toilet functions properly. If you're experiencing issues with water retention in the bowl, it's likely time for a seal replacement. This tutorial will guide you through the process step-by-step, enabling you to perform the repair for under $15.

Step 1: Clean the Toilet

• Begin by thoroughly cleaning your RV toilet.
• This ensures a hygienic workspace and makes the process more pleasant.

Step 2: Identify Your Toilet Model

• Check the type and model of your RV toilet.
• This information is crucial for ordering the correct replacement seal.

Step 3: Order Replacement Seals

• Purchase the appropriate replacement seals for your specific toilet model.
• You can find these seals at RV supply stores or online.

Step 4: Turn Off Water Supply

• Locate and turn off the water supply to your RV toilet.
• This may involve shutting off the water pump or disconnecting the water service.

Step 5: Disconnect Water Supply Lines

• Carefully disconnect the water supply lines from the toilet.
• Use a bowl to catch any residual water that may spill during this process.

Step 6: Remove Toilet Bolts

• Locate and remove the two bolts securing the toilet to the floor.
• Use a wrench or socket set for this task.

Step 7: Lift the Toilet

• Gently lift the toilet off the ground.
• Place it on a towel to protect the surface and plug the black tank hole with a rag to prevent odors.

Step 8: Remove the Toilet Bowl

• Identify the bolts and clamps attaching the bowl to the base of the toilet.
• Remove these bolts to lift the bowl off and reveal the seal underneath.

Step 9: Replace the Old Seal

• Take out the old seal and clean the area thoroughly.
• Also clean the bottom of the toilet base to ensure a good fit for the new seal.

Step 10: Insert the New Valve Seal

• Insert the new valve seal into the designated area.
• Tip: Apply some plumber's grease to the bottom of the new seal to prevent it from sliding as you reattach the bowl.

Step 11: Insert the New Bottom Seal

• Place the new bottom seal between the base and tank opening.

Step 12: Reattach the Bowl

• Carefully position the bowl over the base, ensuring the new seal is centered over the ball valve.
• Secure the bowl back in place.

Step 13: Reinstall the Toilet

• Position the toilet back over the mounting holes.
• Use the two bolts to secure the toilet to the floor.

Step 14: Reconnect Water Lines

• Reattach the water supply lines to the toilet.
• Ensure all connections are tight to prevent leaks.

Step 15: Turn Water Supply Back On

• Switch the water supply back on and allow the toilet to fill.

Step 16: Test the Toilet

• Test the operation of your toilet to ensure everything is working correctly.
• Check for leaks around the seals and connections.

Conclusion

Replacing the seal on your RV toilet is a manageable task that can significantly improve your RV's functionality. By following these steps, you can ensure a watertight seal and save on repair costs. If you encounter any issues during the process, consider consulting a professional for assistance. Happy camping!