1. Introduction
This user manual provides comprehensive instructions for the installation, operation, maintenance, and troubleshooting of your Delta Faucet T17238-RBH2O Lahara Monitor 17 Series Shower Trim. Designed for durability and performance, this trim kit features H2Okinetic Technology for an enhanced showering experience and a pressure balance valve for consistent water temperature. Please read this manual thoroughly before beginning installation or operation to ensure proper function and safety.
2. Safety Information
Always adhere to local plumbing and building codes. Professional installation is recommended. Ensure water supply is turned off before any installation or maintenance. Use appropriate personal protective equipment (PPE) during installation.
- Turn off the main water supply before installation or repair.
- Wear safety glasses to protect your eyes.
- Do not overtighten connections, as this may cause damage.
- If you are unsure about any step, consult a qualified plumber.
3. Product Overview
3.1 Key Features
- H2Okinetic Technology sculpts the water into a unique wave pattern, giving the feeling of more water without using more water.
- WaterSense certification promotes water conservation.
- Pressure balance valve keeps water temperature within a safe ±3° F (±1.6° C), helping to protect you from sudden changes in hot or cold water pressure.
- Dial adjusts temperature - Handle adjusts volume.
3.2 Components
This trim kit includes the necessary external components for your shower system. Please note that the MultiChoice Universal rough-in valve must be ordered separately to complete the unit.
- Shower Head
- Shower Arm
- Escutcheon (Wall Plate)
- Temperature Dial
- Volume Handle
3.3 Visual Guide


3.4 Product Videos
The following videos provide additional information and visual demonstrations of the product's features and benefits.
Video 1: Overview of Delta Faucet features including Diamond Seal Technology, Touch2O Technology, and H2Okinetic showers, demonstrating leak-free and hands-free operation.
Video 2: Demonstration of the Lahara 17 Series Dual-Function Shower Trim Kit, highlighting its 5 spray settings, MultiChoice Universal Valve compatibility, and Touch-Clean spray holes.
4. Setup & Installation
This product is a trim kit and requires a MultiChoice Universal rough-in valve (sold separately) for complete installation. Detailed installation instructions are provided in the official installation manual.
For comprehensive installation steps, please refer to the Installation Manual (PDF).
- Ensure the rough-in valve is correctly installed and secured within the wall.
- Follow the manual for proper alignment and attachment of the escutcheon, handle, and showerhead.
- Test for leaks after installation is complete and before closing the wall.
5. Operating Instructions
The Delta Lahara Monitor 17 Series Shower Trim offers precise control over your showering experience.
- Temperature Control: The outer dial on the escutcheon allows you to set your desired water temperature. Rotate the dial to adjust between hotter and colder settings.
- Volume Control: The handle controls the water volume. Push the handle in to turn off the water, and pull it out to turn on. Rotate the handle to increase or decrease the water flow.
- H2Okinetic Showerhead: Experience a unique wave pattern that provides the feeling of more water coverage while conserving water.
6. Maintenance
Regular cleaning will help maintain the finish and performance of your Delta shower trim.
- General Cleaning: Clean the trim with a soft, damp cloth and mild soap. Avoid abrasive cleaners, harsh chemicals, or scouring pads, as these can damage the finish.
- Touch-Clean Spray Holes: The showerhead features soft, rubber Touch-Clean spray holes. Mineral buildup can be easily wiped away with the touch of a finger, eliminating the need for chemical cleaners or soaking.
- Handle Maintenance: If the handle becomes stiff or difficult to operate, consult the installation manual for instructions on lubricating or replacing internal components.
7. Troubleshooting
Refer to the table below for common issues and their potential solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Low water flow from showerhead | Mineral buildup in spray holes; partially closed shut-off valve. | Clean Touch-Clean spray holes; ensure shut-off valves are fully open. |
| Inconsistent water temperature | Pressure balance valve issue; hot/cold water supply imbalance. | Verify proper installation of pressure balance cartridge; check water heater settings. |
| Leaking from handle or escutcheon | Loose connections; worn O-rings or seals. | Tighten connections (do not overtighten); replace worn O-rings or seals as per manual. |
8. Specifications
| Attribute | Detail |
|---|---|
| Brand | DELTA |
| Model Number | T17238-RBH2O |
| Color | Venetian Bronze |
| Finish Type | Bronze |
| Number of Handles | 1 (Dual Handle Style) |
| Handle Material | Brass |
| Mounting Type | Wall Mount |
| Included Components | Valve, Handle (Trim Kit Only) |
| Head Size | 7 inches |
| Item Weight | 2.62 pounds |
| Product Dimensions | 7 x 7 x 7 inches |
| Flow Rate | 2 Gallons Per Minute |
| Certification | WaterSense |
| UPC | 034449662505 |
9. Warranty & Support
Your Delta Faucet T17238-RBH2O Lahara Monitor 17 Series Shower Trim is backed by a comprehensive warranty.
- Warranty Description: Faucet and Finish Lifetime Limited Warranty.
For further assistance, technical support, or warranty claims, please contact Delta Faucet customer service. Refer to the official Delta Faucet website or your product packaging for the most current contact information.







