Boat Head Plumbing Diagram
Rinse out plumbing deck to tank is usually 19mm 3 4 but other plumbing must be 38mm 1 1 2 the level indicator shown in all layouts is the tek tanks tankminder as this meets the minimum requirements for waste tank level indication.
Boat head plumbing diagram. We sell both bronze and marelon models. Key 31 are references to the exploded view diagram on the back page. Poor head installations sink boats every year. We also have cleaning systems and accessories sponges mops nozzles hoses.
My boat has had some of the head plumbing re worked at some point in the past. Breather vent plumbing should be 38mm 1 1 2 bore mm. In fact pipes are rarely used at all on boats replaced by easier to handle flexible hose or tubing. Re assembly for left hand use if you wish to change the pump mounting from right to left hand do so before installing the toilet.
Boat plumbing is a lot easier for the do it yourselfer than plumbing at home mainly because it doesn t involve rigid pipes running inside solid walls. The engine cooling system is a dedicated plumbing system that s independent of the domestic plumbing. It takes seawater from outside the boat circulates it either through the engine itself a raw water cooled system or through a heat exchanger a freshwater cooled system and then pumps hot exhaust water overboard with the engine s exhaust. A common cause of boat sinkings is from backflow created by siphons in the head and engine seawater intake hoses and head discharge hose.
Pull off the hose key 4 that runs from the pump to the bowl. Whether this plumbing is for a bait tank a marine head a freshwater system or even a pressurized shower your boat s plumbing will require durable and specialized fittings west marine has everything you need to outfit your boat s plumbing. This stub of hose is semi blocked off stuffed with a rag. Clean the anti siphon valve regularly to keep it functioning.
Vented loops installed in the hose above the waterline prevent siphons from occurring and don t impede normal flow. Here is an overview of a typical on board water system. They re usually mounted against a bulkhead. Mount the vented loop so it will remain above the waterline at all heel angles.
Most boats large and small will have or require some plumbing.