Dometic 385314349

Instruction Manual: Dometic RV Toilet Water Valve Kit

Model: 385314349

This manual provides essential information for the proper installation, operation, and maintenance of your RV toilet water valve kit.

Product Overview

The Dometic RV Toilet Water Valve Kit (Part Number 385314349) is a high-quality replacement component designed to ensure precise water flow control for various RV and marine toilets. Made from durable plastic, this kit is engineered for stable performance and extended service life, providing a clean and efficient bathroom environment.

This kit is compatible with a wide range of Dometic/Sealand, VacuFlush, and Traveler toilet models. Please refer to the 'Specifications' section for a detailed compatibility list.

Package Contents

  • 2 x Water Valve Kit
  • Mounting Screws (quantity as pictured)
Two Dometic RV toilet water valve kits with mounting screws
Image 1: Contents of the Water Valve Kit (2 units shown with screws)

Installation Guide

This water valve kit is designed for easy installation, typically requiring only basic tools. Always ensure the water supply to the toilet is turned off before beginning any installation or maintenance.

  1. Turn Off Water Supply: Locate the main water shut-off valve for your RV or the specific toilet and turn it off. Flush the toilet to relieve any remaining water pressure.
  2. Disconnect Old Valve: Carefully disconnect the water lines attached to the existing water valve. Be prepared for some residual water to drain. Remove any mounting screws or clamps securing the old valve.
  3. Remove Old Valve: Detach the old water valve from the toilet assembly. Note its orientation and connections for reference.
  4. Prepare New Valve: Inspect the new water valve kit for any damage. Ensure all seals and gaskets are in place.
  5. Install New Valve: Position the new water valve in the same orientation as the old one. Secure it using the provided mounting screws.
  6. Connect Water Lines: Reconnect the water inlet and outlet lines to the new valve. Ensure all connections are tight to prevent leaks.
  7. Restore Water Supply: Slowly turn on the water supply to the RV toilet. Check all connections for leaks.
  8. Test Operation: Flush the toilet several times to ensure proper water flow and valve function.
Side view of two Dometic RV toilet water valve kits with screws
Image 2: Side view of the water valve kit, illustrating connection points.
Front view of two Dometic RV toilet water valve kits with screws
Image 3: Front view of the water valve kit, showing the plunger mechanism.

Operating Instructions

The water valve kit is an integral part of your RV toilet's flushing mechanism. Its primary function is to precisely control the flow of water into the toilet bowl during flushing and to seal off the water supply when not in use.

  • Flushing: When the toilet's flush lever or pedal is activated, the water valve opens, allowing water to enter the bowl for rinsing and waste removal.
  • Water Control: The valve ensures that the correct amount of water is dispensed for an effective flush while preventing continuous water flow when the flush mechanism is released.

Maintenance

Regular maintenance helps prolong the life of your water valve and ensures optimal performance. The simple structure of this valve facilitates easy inspection and replacement.

  • Regular Inspection: Periodically check the valve and its connections for any signs of leaks, cracks, or wear.
  • Cleaning: If mineral deposits or debris accumulate, they can affect valve performance. Disconnect the water supply and carefully clean the valve components as needed.
  • Winterization: In cold climates, ensure your RV's plumbing system, including the toilet water valve, is properly winterized to prevent freezing and damage.
  • Sanitation: Maintain overall RV toilet hygiene to prevent issues that could impact the water valve's function.

Troubleshooting

If you encounter issues with your RV toilet's water flow, the water valve may be a contributing factor. Here are some common problems and potential solutions:

  • No Water Flow:
    - Check if the main RV water supply is on and there is adequate water pressure.
    - Inspect the water lines for kinks or blockages.
    - The valve might be clogged with debris or mineral deposits. Consider cleaning or replacing the valve.
  • Continuous Water Flow (Leaking):
    - This often indicates a faulty seal or a worn-out valve mechanism. The valve may not be closing completely.
    - Inspect the valve for any visible damage or debris preventing it from sealing.
    - Replacement of the water valve kit is usually necessary for persistent leaks.
  • Weak Water Flow:
    - Low water pressure in the RV system.
    - Partial blockage in the water lines or within the valve itself.

If troubleshooting steps do not resolve the issue, professional assistance may be required.

Specifications

AttributeDetail
MaterialPlastic
Quantity2 Pack
OEM Part Number385314349
Replace Part Numbers3754, 5996, 5997, 8290, 123-8290, 314349
Compatible BrandsFor Dometic Sealand, For VacuFlush, For Traveler
Compatible Dometic/Sealand Models506+, 510+, 511 H, 547+, 548+, 706, 709, 748, 749, 806, 808, 847, 848, 1147, 1148, 2010, 2011, 5006, 5047, 5048, 5049, etc.
Compatible EcoVac Models146-149
Compatible VacuFlush Models168, 606, 647, 648, 1006, 1008, 1047, 1048, 1049, 1106, 5146, 5147, 5148, 5149
Other Compatible Models110, 111, 147, 148, 210, 211, 248, etc. (DOES NOT fit for 300, 301, 310, 320 models!)
Dimensions (Approximate)Total Height: 10.16 cm (4 inches)
Body Width: 5.08 cm (2 inches)
Outlet/Inlet Lengths: 0.97 cm (0.38 inches) and 1.57 cm (0.62 inches)
Package Weight0.236 kg
Package Dimensions10 cm (Length) x 8 cm (Width) x 8 cm (Height)
Diagram showing dimensions of the water valve kit
Image 4: Dimensional diagram of the water valve kit.

User Tips

  • When replacing the valve, ensure all old gasket material is removed for a proper seal with the new valve.
  • Use thread sealant tape on threaded connections to prevent leaks.
  • Always keep a spare water valve kit on hand, especially for extended RV trips, as they are critical components.
  • If you experience low water pressure in your RV, check other fixtures before assuming the valve is the sole cause.

Warranty and Support

For specific warranty information regarding your Dometic RV Toilet Water Valve Kit, please refer to the documentation provided by the original manufacturer or contact your seller directly. Keep your purchase receipt as proof of purchase.

If you require technical assistance or have questions not covered in this manual, please contact the seller or a qualified RV service technician.

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