The installation and maintenance of Delta bathroom faucets require attention to detail, adherence to manufacturer instructions, and an understanding of key components such as valve assemblies, copper tubing, and sealing gaskets. This guide draws on the official installation and maintenance instructions provided in the technical documentation for two Delta models: the 77310 Ashlyn Widespread Bathroom Faucet and the T3558LF-WL Single Handle Wall Mount Bathroom Faucet Trim. These manuals emphasize safety, proper alignment of components, and troubleshooting common issues such as leaks and low flow.
The Delta 77310 and T3558LF-WL are designed for modern bathroom fixtures, combining functionality with aesthetic appeal. The 77310 model is a widespread faucet, ideal for sinks with multiple valve anchors and a central spout. The T3558LF-WL is a wall-mounted single-handle faucet, suitable for contemporary bathroom designs where space and accessibility are key considerations.
Both models include detailed installation instructions, cleaning recommendations, and troubleshooting guidance. The manuals highlight the importance of reading all instructions prior to installation to prevent personal injury, property damage, or product failure. They also stress the use of genuine Delta replacement parts and emphasize the non-transferable nature of the limited warranty, which applies only to products purchased through authorized sellers.
This guide is structured to provide a step-by-step overview of the installation process for both models, including essential tools, alignment requirements, and sealing procedures. It also includes maintenance advice and troubleshooting steps for common issues such as leaks, low water flow, and improper handle operation. Users are encouraged to register their products online and to consult Delta's service and parts website for replacement components and additional documentation.
Installation Overview for Delta 77310 Ashlyn Widespread Bathroom Faucet
The Delta 77310 is a widespread faucet, meaning it is designed to be installed across a sink with multiple holes—one for each valve and one for the spout. The installation process involves precise alignment of anchors and the use of lift rods to secure the assembly. Users are advised to ensure that the minimum hole diameter for each anchor is at least 1 1/4 inches.
Step-by-Step Installation
Prepare the Sink Holes
Begin by placing the black valve anchors into the outermost left and right sink holes. These anchors must be positioned in the center of the holes. If the cleats on the anchors are obstructing the insertion, they may need to be folded inward. Repeat the process for the grey spout anchor, which is installed in the center sink hole.Align the Anchors with the Lift Rod
A critical step in the installation is aligning the valve and spout anchors. This is accomplished by inserting the lift rod into the notches on the anchor assemblies. This ensures that the faucet functions correctly and that all components are properly secured.Secure the Valve Assemblies
After the anchors are in place, the valve assemblies are installed. Users must ensure that the bonnet nut is tightened securely with a wrench to prevent leaks. The valve assemblies must also be installed in the correct orientation. For cold water operation, the stop must be lifted, rotated 90 degrees clockwise, and then pushed back into position.Final Installation and Leak Check
Once all components are in place, users should turn on the water supply and check for leaks. If a leak is detected, the water supply should be shut off immediately, and the valve assembly should be replaced. It is important to note that Delta is not responsible for leaks caused by improper installation or modifications to the supplied tubing.
Tools and Materials Required
- Wrench for tightening nuts and bonnet
- Damp cloth and soft towel for cleaning
- PEX or copper tubing (if custom fitting is required)
Custom Fit Considerations
In some cases, the PEX or copper supply tubing may need to be cut to fit the specific installation. When doing so, users must ensure that the cut is perpendicular to the axis of the tube and that the plastic sleeve (ferrule) is used as specified. It is important to avoid using metal sleeves or pipe dope, as these may not create a leak-free joint. Delta explicitly states that it is not responsible for leaks caused by improperly cut tubing or the use of incorrect materials.
Installation Overview for Delta T3558LF-WL Single Handle Wall Mount Bathroom Faucet Trim
The T3558LF-WL model is a single-handle wall-mounted faucet trim. It is designed for installation on the wall, making it an ideal choice for bathrooms with limited counter space or for those who prefer a streamlined, modern look. The installation process involves mounting the spout, installing the handle, and ensuring that the copper tubing is correctly connected and sealed.
Step-by-Step Installation
Mounting the Spout
The spout is installed by sliding it over the copper tubing, ensuring that it is flush with the wall surface. A gasket is placed between the spout and the copper tubing to create a watertight seal. The set screw is then tightened securely, but users must avoid overtightening, which could damage the components.Installing the Handle Assembly
The handle is mounted using a series of components including the sleeve, handle flange, gasket, and cap. The plasterboard is removed and discarded before the handle is installed. The handle is secured using a hex wrench, and the button is inserted into the screw hole to complete the assembly.System Flushing and Leak Testing
After installation, the water supply should be turned on to flush the system. The aerator is removed, and the faucet handle is turned to the full position for one minute to ensure that any debris is flushed out. The aerator is then reinstalled, and all connections are checked for leaks. If a leak is detected, the relevant component—such as the O-ring or cartridge—should be replaced.Final Adjustments
The cap is tightened by hand, and if necessary, the o-ring can be lubricated to ensure smooth operation. Users are advised to register the product online and to keep the model number and date of purchase for warranty purposes.
Tools and Materials Required
- Hex wrench for handle installation
- Wrench for tightening set screws
- Damp cloth and soft towel for cleaning
- Copper tubing (1/2 inch nominal)
Custom Fit Considerations
Like the 77310 model, the T3558LF-WL may require adjustments to the copper tubing if the supplied length is too long. Users must ensure that any tubing modifications are made carefully and that the plastic sleeves and nuts supplied with the faucet are used to maintain a leak-free connection.
Common Issues and Troubleshooting
Both Delta models include troubleshooting guidance for common issues such as leaks, low water flow, and improper handle operation. These problems can often be resolved by replacing specific components or adjusting the installation.
Leaks Under the Handle
- Action: If the faucet leaks under the handle, the bonnet nut should be tightened with a wrench. If the leak persists, the valve assembly should be replaced.
- Caution: Always shut off the water supply before making any adjustments or replacements.
Low Water Flow
- Action: A low flow may indicate a clogged aerator. The aerator should be removed and cleaned thoroughly.
- Tip: Users are advised to clean the aerator regularly to maintain optimal water flow.
Spout Leaks Near the Wall
- Action: If the spout leaks near the wall, the O-ring in the spout should be replaced. This is a common issue that can be resolved with a simple part replacement.
Handle Operation Issues
- Action: If the handle does not rotate properly, it may be necessary to reorient the valve assembly. The DST valves are shipped in the hot orientation, and users may need to rotate the stop 90 degrees clockwise for cold operation.
Maintenance and Cleaning Recommendations
Maintaining the appearance and functionality of Delta faucets requires regular cleaning and care. The finish on both models is durable, but it can be damaged by harsh abrasives or polishes. Users are advised to clean the faucets gently with a damp cloth and to blot dry with a soft towel. This helps preserve the finish and prevents scratches or other damage.
In addition to regular cleaning, users should inspect the faucet for signs of wear or damage. Components such as the aerator, O-ring, and valve assembly should be checked periodically and replaced if necessary. Users are encouraged to use only genuine Delta replacement parts to ensure compatibility and performance.
Warranty and Support
Delta offers a limited warranty on its faucets, covering defects in material and workmanship for the original consumer. The warranty does not cover products purchased from unauthorized sellers or labor costs associated with installation or repair. Users who need warranty service or replacement parts can contact Delta directly via phone, mail, or online.
- Phone: 1-800-345-DELTA (3358)
- Website: www.deltafaucet.com/service-parts
- Mail Address: Delta Faucet Company Product Service, 55 E. 111th Street, Indianapolis, IN 46280, Attention: Customer Solutions
Users are encouraged to register their products online to ensure they are covered under warranty and to access additional resources such as technical manuals and replacement part listings.
Conclusion
Delta bathroom faucets, including the 77310 and T3558LF-WL models, are designed for durability, functionality, and ease of installation. When installed correctly, these faucets provide reliable performance and a long service life. However, proper installation and maintenance are essential to avoid leaks, low water flow, and other issues.
The installation process for both models involves careful alignment of components, secure tightening of nuts and bonnet assemblies, and the use of appropriate tools. Users must follow the manufacturer's instructions closely and avoid using materials or techniques not specified in the documentation. In cases where custom fitting is required, it is important to ensure that all modifications are made in a way that maintains a leak-free seal.
For users who encounter issues after installation, troubleshooting steps such as replacing the valve assembly, cleaning the aerator, or adjusting the handle orientation can often resolve the problem. Regular cleaning and maintenance are also recommended to preserve the appearance and functionality of the faucet.
Ultimately, Delta provides extensive support through its warranty, customer service, and technical resources. Users who follow the manufacturer's guidelines and use genuine Delta replacement parts can enjoy the benefits of a high-quality, reliable faucet for years to come.