Jabsco Marine Waste Management Systems

Discover Jabsco's Complete Range of Waste System Products

Jabsco offers a comprehensive selection of marine waste management solutions designed for comfort, efficiency, and reliability on board.

Deluxe Flush Electric Toilets

These toilets are engineered to provide the comforts of a home toilet, combining sleek elegance with the features required for luxury marine vessels. Available in 50840/50820 Series.

Twist 'N' Lock™ Manual Toilet

The Twist 'N' Lock™ action safety handle ensures a quick and easy lock, providing a solid seal during voyages. Model numbers: 29090-3000.

New! Diaphragm Waste Pumps

Heavy-duty diaphragm pumps are designed to pass solids easily and quietly, ensuring maximum efficiency when emptying holding tanks. Model number: 50890 Series.

Run Dry Macerator Pump

This pump features a fully sealed motor and a powerful chopping blade with four blades to prevent clogging. Model number: 18590 Series.

Quiet Flush Electric Toilets

Designed to significantly reduce noise levels, these electric toilets enhance comfort for all crew members, even during sleep. Available in 37045/37245 Series.

New! Y-Valve

A robust Y-Valve allows waste to be pumped overboard or into a holding tank. Model number: 45490 Series.

Jabsco Global Contacts & Warranty Information

For more information, visit www.jabsco.com.

The products described herein are subject to the Jabsco one-year limited warranty, available for inspection upon request.

Jabsco is a trademark of Xylem Inc. or one of its subsidiaries. ©2015 Xylem Inc. All rights reserved. Document reference: 950-0526 Rev. C 4/2015.

Global Offices:

Jabsco Type III MSD Waste Management System (Model 38110)

This system is designed for efficient and reliable waste management on marine vessels.

Key Features:

Pump Features:

Pump:
Self-Priming Flexible Impeller with Stainless Steel Wearplate
Impeller:
Jabsco Nitrile compound
Macerator:
Stainless Steel Cutter reduces particle size to 1/8" (3mm) maximum
Seal:
Lip Type
Ports:
Inlet - 1-1/2" (38mm) Hose Barb and 1-1/2" N.P.T. (Male); Outlet - 1" (19mm) Hose Barb
Motor:
Permanent Magnet Type, Fully Enclosed, with Stainless Steel Shaft. Includes Run-Dry Protection Device that shuts-off pump. Powder coated housing with sealed end-bells and bearings.

System Features:

Level Indication: When pressed, the level indicator illuminates for 1 minute. When the tank level reaches full, the indicator flashes automatically to alert the user to empty the tank.

Sleep Mode: If the flashing LED is a disturbance, the unit can be put into sleep mode. The unit will emerge from sleep if the system is turned off or the tank level is increased. Note: The unit is unable to be put into sleep mode if the tank is 7/8 full or greater.

Empty Button: This button needs to be pressed and held for 3 seconds to activate the pump. This eliminates the possibility of accidental operation.

Averaging: Two different level averaging methods are used – one when filling and one when emptying. This compensates for boat movement when the tank is filling, allowing accurate readings when emptying.

Fail Safe Feature: If no fluid movement is sensed 20 seconds after the pump is set to run, the pump will shut down and the fault LED on the indicator panel will flash. This protects the pump from failure. Note: To reset the unit, simply press the level button. If the unit continues to shut down and indicate a fault, check the pump and plumbing for a blockage.

Installation:

  1. The holding tank should be located as close to the toilet as possible.
  2. A proper seacock is required if the discharge thru-hull is positioned below the waterline.
  3. If both the discharge thru-hull and the holding tank are fitted below the waterline, a vented loop must be fitted to prevent a potential siphon being created. If unfamiliar with the installation of a vented loop, consult a marine plumber or contact Jabsco for further details.
  4. Mount on a strong flat surface. The installation area needs to support the weight of the unit plus its contents. The total weight for this unit when full can equal 90lbs.
  5. Four mounting feet are supplied. These need to be attached to the platform with four machine or lag screws and flat washers.

Plumbing:

Each tank is fitted with the following:

Electrical Systems:

The unit should be wired into an independent circuit. Refer to the cable sizing and fuse specifications in the wiring table. Consult the wiring diagram for connections.

Wiring Table: Cable Size by Run Length

VoltageAmperageFuse0"-10"10"-15"15"-25"25"-40"40"-60"
12 VDC1620#16 (1.5)#14 (2.5)#14 (2.5)#12 (4)#6 (16)
24 VDC815#18 (1)#16 (1.5)#16 (1.5)#14 (2.5)#10 (6)

*Run length is the total circuit length from the power source to the product and back to ground. Cable sizes are indicated in AWG and millimeters.

Maintenance:

To maintain the system in good working order, flush it with clean water to remove any sludge or waste buildup. This process is recommended at least once a year. For macerator pump service, refer to the Service section of the 18590 Series Macerator data sheet.

Winter Storage:

Drain all water from the system, ensuring that the pipes and pump are completely free of residues.

Diagrams and Illustrations:

System Overview Diagram

A schematic diagram illustrating the main components and connections of the Jabsco Type III MSD Waste Management System. Key elements include:

  • (1) Battery: Power source for the system.
  • (2) Fuse: Electrical protection for the circuit.
  • (3) Waste Management System: The central unit.
  • (4) Master Switch: Controls the power to the system.
  • (5) Waste Management System Controller: The touch-pad control panel.

Typical Installation Diagram

An illustration showing a typical marine toilet and waste system setup. Key components are:

  • (1) Vent: For air circulation and pressure equalization.
  • (2) Grooved Inlet Port 1-1/2" (38mm): Connection point for waste input.
  • (3) Toilet: The marine toilet unit.
  • (4) Deck: The boat's deck, where the pump-out connection is located.
  • (5) Pump Outlet: Where waste exits the pump.
  • (6) Waste Holding Tank: Stores the waste.
  • (7) Vertical Loop Outlet: A loop in the discharge line to prevent siphoning.

Exploded View Diagram and Parts List

A detailed exploded view of the Type III MSD Waste Management System, showing individual components and their assembly. The diagram includes numbered parts corresponding to the following list:

Ref.DescriptionPart Number
1Grooved Collector Tube 1-1/2" (38 mm)38111-0000
2Vent 3/4" (19 mm)38111-0010
3Vent 5/8" (16 mm)38112-0000
4Cap and O-ring38115-0000
5Tank38113-0000
6Base38114-0000
7Tank Control Box (sensors below base)38116-0000
8Sensor Arrangement38117-0000
9Macerator for 12 V18590-2092
Macerator for 24 V18590-2094
Control Cable 4.5 m47010-0000
Control Cable 6 m47020-0000
Control Cable 9 m47030-0000
10Control Panel for 12 V38111-0012
Control Panel for 24 V38111-0024

Control Panel Mounting Template

A template for mounting the control panel, indicating drill pilot holes (4) with a spacing of 2-3/8 inches horizontally and 2-9/32 inches vertically. The template also shows a 5/16 inch diameter hole and a 3/4 inch diameter clearance hole for the connector, positioned 9/16 inch from the edge.

International Product Names & Compliance

The Jabsco Type III MSD Waste Management System (Model 38110) is known by various names internationally:

The product bears the CE mark, indicating conformity with relevant European Union directives.

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