If using a plastic welder for the first time, practice before attempting to seal the plastic gas tank. Pretty cheap in terms of boat we must be talking about an outboard fuel tank, which is not worth the effort to repair. In changing the valves, Dave had to remove our dual Racor assembly. To drain it completely, start the engine (make sure you use a motor flusher if your outboard motor is out of the water so it doesn't overheat) and disconnect the fuel line. 1/4″ NPT female threads. There isn't a gas leak anywhere in the line, it is dry from start to finish. Can I move the fittings on my Moeller fuel tank to make them work for my application? Just having a wonderful time. Outboard motor gas tank problems. Studies by Boat US and the EPA have shown that 5 to 20 percent of the contents of a portable or installed polyethylene tank can vanish over the course of a year, the result of breathing losses and permeation. How many volts go to an electrical sending unit? Keep tanks out of the sun; not only does thermal heating increase breathing and pressurize sealed tanks, it rots the plastic over time. In the dusk light they noticed a flashing under a truck, followed by flame and a stream of burning diesel running toward a row of parked trucks.
- Plastic outboard gas tank problems creating
- Outboard motor gas tanks plastic
- Outboard motor gas tank problems
Plastic Outboard Gas Tank Problems Creating
The only real difference I see in the aluminum marine tanks on the market today are the thickness being offered. In fact, as you may know we are doing a 225 Aquasport Osprey boat rebuild, and upon pulling the deck off we found several washers and screws that had been laying on the tank for many years, as evident by the fossil imprints they left behind. This is a potential QA issue with the production of the float or additives being introduced by the customer reacting to the float material impacting the float. The fuel primer bulb doesn't have as long a life as other parts of your fuel system. Find a Fuel Problem on a Boat. Much has been written about the care of outboard engines, less about the lowly external gas tanks that feed them. Can I use your Water Separating Fuel filter with diesel fuel? Has anyone had experience using a sealant or adhesive to repair a crack in a "poly" gas tank?
If you want a quick and easy fix, a fiberglass patch is a better option. Its not as easy to burn through a tank below the liquid level as you might think. And when it comes time to clean the tank, you wont miss those baffles one bit. All boats smell of fuel regardless of the tank, so even though I have this listed under cons, I don't believe it is a deciding factor con. Author: Boat Accessories Australia Date Posted: 30 January 2019. Outboard motor gas tanks plastic. Any modification or change is at the risk of the owner and also voids any warranty that accompanies the product. The OP said a Hunter 45 CC with a Yanmar engine? Perhaps new, low-perm crosslinked plastics will impact the market as Dyneema has for standing rigging. Hydrocarbon Expansion. Most analog gauges work with our selection of sending units. · Drain water from the fuel filter, or potentially replace it altogether. When the right mixture of gas and air are present, any source of ignition can cause an explosion. Now the problem that happens with the tube is that it's made of rubber.
Outboard Motor Gas Tanks Plastic
What are "standard" sizes for hose barbs and anti-siphon valves? The sending unit bolt-hole pattern is offset slightly to ensure that the sending unit only fits in the desired orientation. 6300 Estate Frydenhoj, St Thomas 00802, USVI. Assuming this is a large fuel tank integrated into the boat AND the crack is small have you considered using some type of flanged fitting that would be normally used as a drain or fill fitting? Click on the hyperlink to get more information about the selected product. It is mentioned here strictly for informational purposes, as some professionals report using this technique. Problem with plastic gas tank. New Buffing Cream Restore the Shine on your hull up to 5 years. Siphoning gas can cause gas to enter your mouth and lungs and can cause serious injury and death! There are 4 main materials that are used for marine fuels tanks; polyethylene, aluminum, fiberglass, and stainless steel, of which the latter two are not as common so I am directing this article to polyethylene marine fuel tanks and aluminum marine fuel tanks.
That's also a problem, but won't produce the symptoms we had of an engine losing RPMs and dying. This is located just outside the tank shell. These tanks can deteriorate and become less effective at storing fuel. I have a 75' Johnson Outboard and a plastic tank to feed the gas. Again, I am no expert on this, and much of this information comes from talking to many "experts" in the industry, as well as some research. Plastic outboard gas tank problems creating. Seamless gas tanks seldom leak and are impervious to the rust and corrosion that affect metal tanks. This collapse can hinder the flow of fuel to the engine.
Outboard Motor Gas Tank Problems
The pickup tube was permanently installed (we called the tank manufacturer to confirm this) so we did not remove it to check it for blockages or cracks. To seal a plastic gas tank with epoxy glue, start by draining the tank and letting it dry. We began with the simple, more common problems and then progressed to checking other things that would cause a fuel problem on a boat: - Our Racor hadn't seemed dirty, but we started by changing all the fuel filters. Boating groups raise concerns about new outboard engine fuel tanks. Then begin crossing over the hole, allowing the rod to fill in the hole completely. And they may be on the "hidden" side of hoses.
Frye has seen tanks collapse or burst because the vent was blocked, forgotten, or plugged. Pros and cons of Aluminum and Plastic Marine Fuel Tanks. This is not recommended due to the risk of starving the pump. Water in the gas tank can cause similar problems. "If this happened in an enclosed could be catastrophic, " Fort said, although he wasn't aware of fires resulting from the problem. Boaties often don't know there is a problem until after they start the engine and are out on the water because the boat is burning the fresh fuel on top.
Remove the tank connector plug from the hose (you'll probably need a wire cutter to remove the small metal hose clamp). This will last much longer and is a much more cost-effective solution. We then pumped all the diesel out of one tank, pulled the tank out and cleaned the inside of it, reinstalled it, then ran the fuel back into it through a Baja filter (no significant water or crud). How do I apply the clear coat? I have added this to my to do list, and will post my remedy and outcome when I get around to fixing it. The entire tank has plenty of breathing room, and there are open air pathways that keep the air moving. I looked at the Racor bowl some more and did not see any bubbles when Dave ran the fuel pump. 2Mix the 2 part epoxy together and apply all around the perimeter of the opening. If I could afford a 45 CC, I wouldn't be repairing an outboard fuel tank. Nevertheless, Frye has had fiberglass tanks made from ethanol-rated resins that lasted decades without ill effect.
Causes of Fuel Aging. Moeller does offer a topside tank hold down kit (035711-10) and a below deck tank (300110). I cannot get fuel to my motor. Continue moving the soldering gun over the area to smooth the plastic, and fuse them together. Sand the area around the hole or crack, and clean the area with a shop cloth saturated with rubbing alcohol. Now the fuel tank's plastic can get worn out quite easily. Sending Units & Gauges FAQ's. And before you ask, leaving the tank disconnected just results in the same gush of gas once you do hook it up, " Vatalaro said on the BoatUS website. If you can't remove this debris from the line with a screwdriver, it may be best to flush or replace the fuel line to save potential damage to your motor. Salt, contaminated bottom water, sludge, galvanic corrosion, and stray currents wreck havoc. 2 1/4″ on most threaded fills and 1 1/2″ on permanent install tanks. In the meantime, fuel could be forced up the fuel line into the outboard engine, many of which have no means to hold it back, " Vatalaro said.