Product Overview
The Mueller W02017 is a high-quality 3/8 inch copper elbow designed for plumbing and HVAC applications. This 90-degree fitting is manufactured by Mueller Streamline Company and is intended for use in systems requiring a durable and reliable connection for copper tubing. Its primary function is to change the direction of fluid flow within a piping system by 90 degrees.

This image displays the Mueller W02017 copper elbow, a 90-degree fitting designed for 3/8 inch copper piping. The product is clearly labeled with 'Mueller' and 'W02017'.
Setup and Preparation
Before installing the Mueller W02017 copper elbow, ensure all necessary tools and materials are readily available. Proper preparation is crucial for a secure and leak-free connection.
- Tools Required: Tube cutter, reaming tool, wire brush or abrasive cloth, flux brush, heat source (e.g., propane torch), solder, safety glasses, gloves.
- Material Compatibility: This elbow is designed for 3/8 inch nominal diameter copper tubing. Ensure the tubing matches this size.
- Safety Precautions: Always wear appropriate personal protective equipment (PPE) including safety glasses and heat-resistant gloves when working with open flames and hot materials. Ensure adequate ventilation in the work area.
- Pipe Preparation: Cut copper tubing squarely and ream the inside edge to remove burrs. Clean the outside surface of the tubing and the inside surface of the elbow socket thoroughly using a wire brush or abrasive cloth until bright metal is exposed. This ensures proper solder adhesion.
Installation Guidelines
The Mueller W02017 copper elbow is typically installed using soldering or brazing techniques. Follow these steps for a reliable joint:
- Apply Flux: Apply a thin, even coat of appropriate soldering flux to the cleaned outside surface of the copper tubing and the inside surface of the elbow socket.
- Assemble Joint: Insert the prepared copper tubing fully into the elbow socket. Rotate the tubing slightly to ensure even distribution of flux.
- Apply Heat: Using a torch, apply heat evenly around the circumference of the elbow socket. Move the flame constantly to avoid overheating one spot.
- Apply Solder: Once the joint reaches the correct soldering temperature (indicated by the flux bubbling and turning clear), touch the solder to the joint at the point where the tubing enters the fitting. The heat from the fitting should melt the solder, drawing it into the joint by capillary action. Do not melt the solder with the flame directly.
- Cool and Clean: Remove the heat once a continuous ring of solder is visible around the joint. Allow the joint to cool naturally without disturbing it. Once cool, wipe away any excess flux residue with a damp cloth.
Note: For brazing, higher temperatures and specific brazing alloys are required. Consult relevant industry standards and safety guidelines for brazing procedures.
Maintenance
Once properly installed, the Mueller W02017 copper elbow requires minimal maintenance. Copper fittings are known for their durability and long lifespan.
- Periodic Inspection: Periodically inspect the installed elbow and surrounding piping for any signs of leaks, corrosion, or physical damage.
- Leak Detection: If a leak is suspected, visually inspect the joint. For pressurized systems, a soap solution can be applied to the joint to identify bubbles indicating a leak.
- Cleaning: External surfaces can be wiped clean with a damp cloth if necessary. Avoid using harsh chemicals that could damage the copper or surrounding materials.
Troubleshooting
Most issues with copper fittings arise from improper installation. The primary concern is typically a leak at the joint.
| Problem | Possible Cause | Solution |
|---|---|---|
| Leak at joint |
|
|
| Discoloration of copper | Overheating during soldering/brazing | While often cosmetic, excessive overheating can weaken the joint. Ensure proper heat control during installation. |
Specifications
| Attribute | Detail |
|---|---|
| Model Number | W02017 |
| Product Type | Copper Elbow, 90 Degree |
| Nominal Size | 3/8 inch |
| Material | Copper |
| Manufacturer | Mueller Streamline Company |
| Country of Origin | United States |
| Package Dimensions | 12 x 12 x 6 inches |
| Package Weight | 1.0 pounds |
| ASIN | B071GRBXFL |
| Date First Available | June 14, 2017 |
Warranty and Support
Specific warranty information for the Mueller W02017 3/8" Copper Elbow, 90 Degree is typically provided by the manufacturer, Mueller Streamline Company, or the authorized seller at the time of purchase. Please refer to the documentation included with your product or contact the manufacturer directly for details regarding warranty coverage and terms.
For technical support or inquiries, please contact Mueller Streamline Company through their official channels. Always ensure you have your product model number (W02017) and purchase details available when seeking support.
Disclaimer: This manual provides general guidelines. Always adhere to local plumbing codes, safety regulations, and manufacturer's specific instructions for installation and use.