Introduction

The Moen Digital Shower Controller TS3304 is a state-of-the-art shower system that offers a luxurious and customizable showering experience. With its sleek and modern design, this shower controller is perfect for any bathroom. The TS3304 is estimated to be priced around $400 and was launched in early 2021. This shower controller offers precise temperature control, multiple spray settings, and the ability to control the shower from anywhere in the room with its wireless digital controller.

Parts List

A. Data Cable Retainer *
B. Data Cable *
C. #6 x 2" Mounting Screws (x2)
D. Mounting Bracket
E. Controller
Supplied with Shower Valve

HELPFUL TOOLS
For safety and ease of faucet replacement, Moen recommends the use of these helpful tools

Detailed Specifications

The Moen Digital Shower Controller TS3304 comes with a variety of features that make it stand out from other shower systems. Some of its key features include:

Precise temperature control with a digital display
Multiple spray settings, including rain shower, massage, and gentle mist
Wireless digital controller for easy operation
Built-in timer for convenient shower timing
Durable and water-resistant construction
Easy installation with Moen's patented M-PACT system

Description of Moen Digital Shower Controller TS3304

The Moen Digital Shower is a premium shower system that offers a spa-like experience in the comfort of your own home. With its precise temperature control, you can enjoy the perfect shower temperature every time. The multiple spray settings allow you to customize your shower to your liking, whether you prefer a gentle mist or a powerful rain shower. The wireless digital controller is easy to use and allows you to control the shower from anywhere in the room. The TS3304 is also built to last with its durable and water-resistant construction. Installation is easy with Moen's patented M-PACT system, which allows for quick and easy upgrades and changes.

Mounting Information

Caution: A flat area in the final shower surface of 10" wide by 6" high is required to mount the controller.

Remove Data Cable Retainer (A).
Caution: Ensure Data Cable (B) is secure so it does not fall back into wall.
Ensure Mounting Bracket (D) is level on the finished wall.
- Mark drill holes with a pencil within the bracket. Set Mounting Bracket (D) aside.
Drill both marked holes using a 3/16" drill bit.
Caution: Only drill through the finished wall.
Apply a bead of silicone caulking only within the groove of Mounting Bracket (D).
- Adhere Mounting Bracket (D) to the finished wall. Ensure Data Cable (B) goes through the opening of the bracket.
- Secure Mounting Bracket (D) using only Moen supplied #6 x 2" Mounting Screws (C).
- Tighten with a Phillips screwdriver.
- Ensure the screw head is flush or slightly recessed. Do not overtighten.
- Re-check that the Mounting Bracket (D) is still level. Adjust if necessary.
- Clean off excess silicone caulk.
Remove and discard the protective cap from Data Cable (B).
Attach Controller (E) to Data Cable (B).
Feed cabling connection (B & E) back into the wall through Mounting Bracket (D).
- Attach Controller (E) to Mounting Bracket (D). Press Controller parallel and flush to the wall.
- Slide Controller down to lock into place.
- Ensure Controller is parallel and flush to the wall.

Initial Controller Setup

Button functions during setup
Once the Data Cable on the Controller has been connected you will need to make selections on the screen for language, time zone, temperature units, and water-saving mode. Use the Selection Buttons and step through the screen prompts using the Next & Back Buttons to complete the setup. Installation is complete.

Setting Presets at Controller

Button functions during operation

Press the Power Button on the controller to activate the shower. Adjust to the desired temperature. Then activate the desired shower devices.
Press and hold Preset 1 button for 5 seconds. The screen will display “Preset is saved.”
Repeat steps A2 & A3 to set Preset 2.
For more customization, please download and use the U by Moen app.

System Overview

Smartphone cellular connection allows access to settings screens only in the U by Moen app.

Note: Smartphone and controller must be on the same home WiFi connection for full shower control using the U by Moen app.

General Information

Supported Smart Phones
For supported smartphone operating systems: See www.moen.com/u/support for the current list of supported operating systems.
Use of the Works with Apple HomeKit logo means that an electronic accessory has been designed to connect specifically to iPod touch, iPhone, or iPad, respectively, and has been certified by the developer to meet Apple performance standards. Apple is not responsible for the operation of this device or its compliance with safety and regulatory standards. Apple, Apple Watch, iPad, iPad Air, iPhone, and iPod touch are trademarks of Apple Inc., registered in the U.S. and other countries. HomeKit is a trademark of Apple Inc.

Setup Guide

Setting up the Moen Digital Shower Controller TS3304 is easy with the following steps:

Turn off the water supply to the shower.
Remove the old showerhead and shower arm.
Install the M-PACT system to the shower arm.
Connect the shower valve to the M-PACT system.
Attach the showerhead to the shower valve.
Turn on the water supply and test the shower for proper operation.

Setting Up Smartphone with Mobile App

App will display languages based on smartphone language settings. Note: App screen images may vary slightly from those shown in the following steps.

On smartphone, go to your app provider store to search and download the U by Moen app.
After the U by Moen app is installed, open the app and select "Create Account." Then follow the steps in the app to activate your account. Visit https://www.moen.com/smart-home/smart-shower/support for more information on how to create your user account.
To synchronize the U by Moen shower with your smartphone, first select "Add Device" in the app. With the controller powered off, hold the Up temperature button for 5 seconds. The controller screen will then display a unique PIN you’ll enter during the app setup process. Follow the remaining steps shown in the app to complete the synchronization.
Utilize the settings in the U by Moen app to customize your display and personalize your presets.

Setup Instructions

Turn off water at stops before filter cleaning.
Turn on power to release pressure in valve, then power off by pressing again.
Press inward on the locking tab of the Shower Valve.
Slide locking tab to the unlock position.
Carefully remove the Filter Cap. Then remove the Screen Filter.
Note: Small volumes of water may drip when removing filters.
Rinse debris from Screen Filter.
Re-install the Screen Filter into Shower Valve. Then re-install Filter Cap.
Slide the locking tab to the locked position. Repeat steps B through F for cold side filter cleaning.
Caution: Must be in a locked position before turning water on.

LAYOUT CONSIDERATIONS

Determine location of controller and its distance to the valve to allow for adequate slack in the 30-foot data cable. A drip loop in the cable must be included at the Shower Valve connection. A flat area in the final shower surface of 10" wide by 6" high is required to mount the controller.

Caution: Do not plug in controller until valve has been installed and pressure tested.

Caution: Avoid damage to data cable and pipes when drilling holes and mounting controller back plate. Ensure no sharp edges around wall opening. Damage to cable from controller or data cable in wall may result in malfunction and risk of property damage.

Caution: Risk of Damage to Product: The controller must not be installed where the ambient temperature is likely to fall below 41˚F or can exceed 158˚F.

Changes or modifications not expressly approved by Moen Incorporated could void the user's authority to operate the equipment.

Max outlet temperature is factory set to 115˚F and cannot be adjusted higher than 120˚F.
Note: Valve will shut off if temperature exceeds 120˚F.

Moen Digital Shower Controller TS3304 Troubleshooting

System reset procedure: Unplug AC Power Adapter cable from Shower Valve, wait one minute, then reinsert the AC Power Adapter cable into Shower Valve to reset the system. See page 8 for system overview.

Symptom	Probable Causes	Recommended Actions
1. No power at Controller	Data Cable not connected properly at Controller or at Shower Valve	Ensure Data Cable is fully inserted at Controller connection (Step 6) and fully inserted into Shower Valve
	AC Power Adapter may not be connected properly	Ensure AC Power Adapter is properly plugged into electrical outlet. Ensure AC Power Adapter Cable is fully inserted into Shower Valve
	Home power circuit breaker is tripped or GFCI tripped	Reset circuit breaker or GFCI
	Home power is off, no battery backup kit	Restore Home power or use optional battery backup kit
	Home power is off, using optional battery backup kit	Restore Home power. Unplug optional battery backup cable. Install the batteries in proper orientation into the optional battery backup. Replace with new batteries if necessary. Plug the optional battery backup cable into Shower Valve.
	System reset required	Perform system reset *
2. Controller powers up but no buttons work	System reset required	Perform system reset *
3. Controller has power but no water flows	Water supplies are not turned ON	Turn on water supplies
	No water pressure in hot OR cold line	Perform system reset *
	System reset required	Perform system reset *
4. Water shuts off unexpectedly	Auto shut-off after preset time limit reached	To resume, start shower normally
	Shower turned off remotely using app	Check water pressure at other water fixtures. If water is available at other water fixtures, perform system reset *
	Loss of hot/cold water pressure	Perform system reset *
5. Water does not turn off	System reset required	Perform system reset *
6. Water does not reach set temperature	Hot water supply depleted	Wait for hot water to heat up
	Hot water supply device temperature set too low	Adjust set temperature higher on home hot water supply device
7. Low flow	Clogged Screen Filter	Clean screen filters
	Hot and Cold water supply lines reversed	Correct water supply lines
8. Water temperature unstable	More than 5 psi difference between hot and cold pressure	Run dedicated lines to Shower Valve
	Unstable water pressure	Pressure regulators may be required in line in advance of Shower Valve. Consult a plumber.
9. No Date or Time on Controller screen	Controller has not been setup with smart phone	Follow instructions in app on smart phone to setup user account and synchronize smart phone with Controller
	Controller not connected to Home WiFi	Verify that “WiFi Signal Lost” indicator is not on,
10. Cannot operate shower system using smart phone	Smart phone not connected to Home WiFi	In smart phone WiFi Settings - Connect to Home WiFi
	WiFi Password, Security PIN not entered	Enter WiFi Password and Security Pin in app setup screen
	Smart phone WiFi is OFF	Turn ON smart phone WiFi
	Home WiFi is OFF	Turn ON Home WiFi (base station)
	Controller has not been setup with smart phone	See page 9 of Instruction Sheet
	Smart phone not on same Home WiFi as Controller	Switch to same Home WiFi in smart phone WiFi settings
11. Controller can’t see Home WiFi (“WiFi Signal Lost” - icon visible on Controller)	Home WiFi name changed or Controller not on same network as Home WiFi	Check Home WiFi name is proper. If name changed, re-setup Controller through app using new Home WiFi name
	Changed Home WiFi password	Re-enter Home WiFi password in app
12. Controller can’t see Home WiFi (no “WiFi Signal Lost” - icon visible on Controller)	Home WiFi lost power or disconnected	RESTART Home WiFi (base station)
	Weak Home WiFi signal at Controller location	Consider adding WiFi extender near Controller
13. Error message when reconnecting smart phone to Controller	Incorrect Home WiFi password entered	Enter correct Home WiFi password in app on smart phone
	Incorrect Security PIN number entered	After initiating the connection using the app, the PIN number will appear on the Controller screen. Enter this PIN number into the app.
14. Cannot download app to smart phone	Smart phone is not running a supported operating system version	Upgrade smart phone to a supported operating system.
	Smart phone memory is full	Clear items off smart phone to free up memory. Download app.
15. App does not open	App did not update properly from the Apple App store or Google Play store	Delete app from smart phone and reinstall
16. Slow app response	Weak Home WiFi signal at smart phone location	Consider adding WiFi extender near the location of smart phone
17. Icons of shower devices on Controller do not match actual shower devices	Controller has not been setup with smart phone	Follow instructions in app on smart phone to setup user account and synchronize smart phone with Controller. Then in the app settings the device icons can be properly assigned.
	Default device icons will display until customized in app.	-
18. Low battery or dead battery indicator on Controller if using the optional battery backup kit	Batteries need to be replaced in the optional battery backup kit	Replace the batteries in the optional battery backup kit
19. When shower is off, controller screen is blank, and only power button is illuminated	Home power is off and system is using battery power from the optional battery backup kit	Restore Home power. Shower will operate with limited control functionality under this condition. Smart phone functionality is deactivated during battery power mode.

Moen Limited Lifetime Warranty

What is Covered by This Limited Warranty, and the Applicable Warranty Periods

Moen (“Seller”) warrants that the Product will be free from defects in materials and manufacturing workmanship. The warranty on the Housing runs for the lifetime of the Original Consumer Purchaser, and runs for five years from the date of purchase for the Original Commercial Purchaser (but only so long as the Original Consumer/Commercial Purchaser continues to own the dwelling or premises). The warranty on the Digital System runs for five years from the date of purchase for an Original Consumer Purchaser, or for one year from the date of purchase for an Original Commercial Purchaser (but only so long as the Original Consumer/Commercial Purchaser continues to own the dwelling or premises). This Limited Warranty may not be transferred to subsequent owners of the dwelling or premises, or to any other person.

Pros & Cons

Pros

Precise temperature control
Multiple spray settings
Wireless digital controller
Durable and water-resistant construction
Easy installation

Cons

Expensive compared to other shower systems
Wireless controller may have connectivity issues

Customer Reviews about Moen Digital Shower Controller TS3304

Customers love the Moen Digital Shower Controller TS3304 for its luxurious showering experience. Some of the most common compliments include its precise temperature control, multiple spray settings, and easy installation. However, some customers have reported issues with the wireless digital controller's connectivity. Overall, the TS3304 is a high-quality shower system that is worth the investment for its premium features and customizable showering experience.

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