Introduction
This manual provides comprehensive instructions for the safe and efficient installation, operation, and maintenance of the Liberty Pumps ASCENTII-MUW Macerating Unit. This unit is designed to facilitate bathroom additions and remodeling projects without requiring extensive concrete work. It incorporates advanced features such as Razor Cut technology for waste maceration, a removable service panel for easy access, IST solid state switching, a built-in alarm, and LED indicators for system status.
Product Overview
Figure 1: Liberty Pumps ASCENTII-MUW Macerating Unit. This image displays the unit with its control panel featuring LED indicators (red, amber, green), a main discharge outlet, and an auxiliary inlet.
The ASCENTII-MUW is a macerating unit designed for use with Ascent II toilet systems. It is capable of pumping waste vertically up to 25 feet and horizontally up to 150 feet through a 1-inch discharge pipe. Key features include:
- Razor Cut Technology: Ensures efficient maceration of waste.
- Removable Service Panel: Provides direct access to the cutter area without requiring plumbing disconnection.
- IST Solid State Switching: Advanced electronic system for reliable operation.
- Built-in Alarm and LED Lights: Offers visual and audible alerts for system status and potential issues.
- Auxiliary Inlets: Located on each side of the unit for connecting additional fixtures like a lavatory or shower.
Installation
Installation of the ASCENTII-MUW unit should be performed by a qualified professional in accordance with all local plumbing and electrical codes. The unit is designed for floor-mounted installation.
- Placement: Position the macerating unit on a level surface, ensuring adequate space for maintenance and connections.
- Toilet Connection: Connect the toilet outlet to the main inlet of the macerating unit. Ensure a watertight seal.
- Auxiliary Connections: Utilize the auxiliary inlets on either side of the unit for connecting a lavatory, shower, or other greywater fixtures. Secure all connections to prevent leaks.
- Discharge Piping: Install a 1-inch discharge pipe from the unit's outlet. The system can pump vertically up to 25 feet and horizontally up to 150 feet. Ensure proper slope for horizontal runs and secure all piping.
- Ventilation: Connect the unit to a proper vent system as required by local codes.
- Electrical Connection: Connect the unit to a dedicated 120 Volt electrical circuit. Ensure all electrical work complies with local codes and safety standards.
- Testing: After all connections are made, test the system thoroughly for leaks and proper operation before final enclosure.
Operation
The ASCENTII-MUW unit operates automatically when waste enters the chamber. The IST solid state switching system monitors the water level and activates the macerator and pump as needed. The unit features an external touchpad for alarm silence and manual override functions.
- LED Indicators: The control panel on top of the unit features LED lights to indicate operational status:
- Green LED: Indicates normal operation.
- Amber LED: May indicate a warning or maintenance alert. Refer to troubleshooting for details.
- Red LED: Indicates an alarm condition or fault. Immediate attention is required.
- Alarm: A built-in audible alarm will sound during fault conditions. Press the external touchpad to silence the alarm.
- Manual Override: The external touchpad can also be used for manual activation of the pump, typically for testing or specific maintenance procedures. Consult the full product manual for detailed instructions on manual override use.
- Advance Run Technology: This feature ensures the macerator blades are properly engaged and running for effective waste processing.
Maintenance
Regular maintenance ensures the longevity and optimal performance of your macerating unit. Always disconnect power to the unit before performing any maintenance.
- Blade Inspection and Replacement: The stainless steel macerator blades should be inspected periodically for wear. These blades are replaceable with standard heavy-duty utility knife blades. Access the blades via the removable service panel.
- Service Panel Access: The removable service panel allows for quick access to the cutter area without the need to disconnect plumbing. Follow the manufacturer's instructions for safely removing and reattaching this panel.
- Cleaning: Periodically clean the exterior of the unit. Avoid using harsh chemicals that could damage the plastic housing.
- System Flush: For optimal performance, a periodic system flush with a suitable cleaning agent (non-corrosive, specifically designed for macerating units) may be beneficial. Refer to the full product manual for recommendations.
Troubleshooting
If the unit is not operating correctly, consult the following basic troubleshooting steps. For complex issues, contact a qualified technician.
| Symptom | Possible Cause | Action |
|---|---|---|
| Unit not running / No power | No electrical supply; tripped breaker. | Check power connection and circuit breaker. Ensure unit is plugged in. |
| Red LED illuminated / Alarm sounding | Overload, obstruction, or system fault. | Silence alarm via touchpad. Disconnect power. Inspect cutter area via service panel for obstructions. Consult full manual for specific fault codes if available. |
| Unit runs continuously | Float switch issue; continuous water inflow. | Check for leaks into the unit. Inspect float switch for obstructions or malfunction. |
| Poor maceration / Slow drainage | Worn blades; partial obstruction. | Inspect and replace macerator blades if worn. Check for partial obstructions in the unit or discharge piping. |
Specifications
| Attribute | Detail |
|---|---|
| Model Number | ASCENTII-MUW |
| Part Number | AscentII-MUW |
| Brand | Liberty Pumps |
| Product Dimensions | 30"D x 8"W x 6"H |
| Material | Stainless Steel (blades), other components (housing) not specified but typically durable plastic. |
| Item Weight | 22 Pounds |
| Installation Type | Floor Mounted |
| Voltage | 120 Volts |
| UPC / GTIN | 671812118681 |
| Discharge Pipe Diameter | 1 inch (minimum recommended) |
| Max Vertical Pumping | 25 feet |
| Max Horizontal Pumping | 150 feet |
Warranty and Support
For detailed warranty information, please refer to the documentation included with your product or visit the official Liberty Pumps website. In case of technical issues, parts replacement, or questions not covered in this manual, please contact Liberty Pumps customer support directly. Ensure you have your model number (ASCENTII-MUW) and purchase date available when contacting support.