Jabsco 29045-3000 Service Kit for 3000 Series Twist n Lock Manual Marine Toilets

The Jabsco 29045-3000 is a major service kit for 3000 Series 'Twist n' Lock' manual marine toilets, bundling the seals, gaskets, and wear parts needed to restore a tired manual head to full working order in a single order. Rather than sourcing individual o-rings and valves separately, this kit gathers the complete set of internal components that typically wear out with regular use: the base valve gasket, seal assembly, top valve seat and gasket, joker valve, and valve spring that control flushing and prevent backflow, along with the piston o-ring and pump cylinder screw that keep the pump action sealed and smooth.

The kit also includes the handle with bumper washer and flush lever hardware (o-ring and screw), plus the two screw caps and plug o-ring used to close up the pump assembly after servicing, and the valve cover screw. Constructed from a metal and plastic mix consistent with Jabsco's manual toilet hardware, these parts are sized to drop into the twist-lock pump housing without modification. A worn joker valve or degraded seal assembly is the most common cause of a manual toilet that will not hold a seal or pumps poorly, and this kit addresses those failure points directly rather than requiring a full pump or toilet replacement.

This is the correct kit for 3000 Series Twist n Lock manual toilets, including Jabsco 29090-3000 and 29120-3000 series toilets built from 2007 onward. Confirm your toilet's model and pump generation before ordering, since Jabsco offers a separate kit for earlier manual toilet generations.

Specifications

• Brand: Jabsco
• Manufacturer Part Number: 29045-3000
• Compatible Toilet Series: 3000 Series Twist n Lock Manual Toilets
• Material: Metal, Plastic
• Item Dimensions: 0.5 x 6 x 11 inches
• Weight: 0.4 pounds
• Inlet Connection Size: 0.5 inches
• Inlet Connection Type: Threaded
• Outlet Connection Size: 0.5 inches
• Outlet Connection Type: Twist Lock
• Number of Ports: 1
• Thread Type: Twist Lock
• Valve Type: Ball Valve or Diaphragm Valve
• Kit Contents: 2 screw caps, plug o-ring, base valve gasket, handle with bumper washer, seal assembly, top valve seat, top valve gasket, flush lever o-ring, flush lever screw, joker valve, valve cover screw, piston o-ring, pump cylinder screw
• UPC: 671880587921

Fitment

• Jabsco 3000 Series Twist n Lock manual marine toilets
• Jabsco 29090-3000 and 29120-3000 series toilets, 2007 and later

Frequently Asked Questions

What does the Jabsco 29045-3000 service kit include? The Jabsco 29045-3000 kit includes 2 screw caps, a plug o-ring, base valve gasket, handle with bumper washer, seal assembly, top valve seat, top valve gasket, flush lever o-ring and screw, joker valve, valve cover screw, piston o-ring, and pump cylinder screw.

Which toilets does the 29045-3000 kit fit? This kit fits Jabsco 3000 Series Twist n Lock manual marine toilets, including 29090-3000 and 29120-3000 series toilets built 2007 and later.

Is a full pump replacement needed if my manual toilet won't hold a seal? Not necessarily. A worn joker valve or degraded seal assembly, both included in the Jabsco 29045-3000 kit, is the most common cause of a manual toilet failing to hold a seal, and replacing them with this kit often resolves the issue without a new pump.

How much does the 29045-3000 kit weigh? The Jabsco 29045-3000 service kit weighs 0.4 pounds.

What are the parts in this kit made of? The components in the 29045-3000 kit are made of a metal and plastic mix, consistent with Jabsco's manual toilet pump hardware.

Does the 29045-3000 kit include the joker valve? Yes, a joker valve and valve spring-related seating hardware are included in the Jabsco 29045-3000 service kit, along with the top valve seat and gasket that work alongside it.

What size are the inlet and outlet connections on the toilet this kit services? The Twist n Lock toilet pump serviced by the 29045-3000 kit uses 0.5 inch inlet and outlet connections, with a threaded inlet and twist-lock outlet.

Is this the correct kit for an older Jabsco manual toilet from before 2007? The 29045-3000 kit is designed for 3000 Series Twist n Lock toilets from 2007 and later; earlier manual toilet generations use a different Jabsco service kit.

What is the item dimension of the 29045-3000 kit packaging? The Jabsco 29045-3000 service kit measures 0.5 x 6 x 11 inches.

Does the kit include a new handle for the flush lever? Yes, the 29045-3000 kit includes a handle with bumper washer along with the flush lever o-ring and flush lever screw.

Are the seals in this kit sized to drop in without modification? Yes, the gaskets, o-rings, and valve components in the Jabsco 29045-3000 kit are sized for the 3000 Series Twist n Lock pump housing and install without modification.

What is the UPC for the Jabsco 29045-3000 kit? The UPC for the Jabsco 29045-3000 service kit is 671880587921.