Thetford 16833 (Superseded by 50522) C403L Vacuum Breaker – Cassette Toilet Replacement Part - SPECIAL ORDER

Product Overview

The Thetford 16833 C403L Vacuum Breaker (now superseded by 50522) is a direct replacement component designed for Thetford C403L cassette toilets. This vacuum breaker helps prevent backflow in the water system, protecting your fresh water supply and ensuring proper toilet operation.

Special Order Item

• Estimated Lead Time: 2–3 Weeks
• Return Policy: This is a special order item and cannot be returned once ordered.

Key Features & Benefits

• Direct Replacement: Supersedes Thetford 16833 with updated part 50522
• Backflow Prevention: Protects fresh water system from contamination
• Designed for C403L Models: Engineered specifically for Thetford cassette toilets
• Restores Proper Operation: Helps maintain correct water flow and pressure
• OEM Fit & Function: Ensures seamless compatibility and performance
• Durable Construction: Built for long-term reliability in RV environments

Specifications

• Part Number: 16833 (Superseded by 50522)
• Product Type: Vacuum Breaker
• Toilet Compatibility: Thetford C403L Cassette Toilets
• Function: Backflow Prevention
• Material: Durable Plastic Components

Fits These Models

• Thetford C403L Cassette Toilets

Common Issues This Part Solves

• Water backflow into fresh water system
• Inconsistent or improper flushing
• Leaking or faulty vacuum breaker
• Reduced system efficiency or contamination concerns

What’s Included

• (1) Thetford 50522 Vacuum Breaker (Replacement for 16833)

Installation Overview

1. Turn off water supply to the toilet
2. Access the vacuum breaker location in the toilet system
3. Remove the old or faulty component
4. Install the new vacuum breaker in the correct orientation
5. Restore water supply and test operation

FAQs

Q: Is Thetford 50522 the same as 16833?
A: Yes—50522 is the direct replacement for the discontinued 16833.

Q: What does a vacuum breaker do?
A: It prevents contaminated water from flowing back into the fresh water supply, ensuring safe operation.

Q: Will this fit other Thetford toilets?
A: It is specifically designed for C403L models, so compatibility with other models may vary.

Q: Can this item be returned?
A: No—special order items are non-returnable once ordered.

Why Choose Thetford?

Thetford is a trusted leader in RV sanitation, offering dependable replacement parts that ensure safe and reliable system performance.