INTERNAL FUEL PUMPS AND FUEL REGULATORSThe Viking fuel system does not use a 35 gph gravity drain system, a single fuel regulator or a complex 6 port fuel selector valve. I asked specifically if this was what he expected and was this safe for flight. A symptom of a burnt up ECU is a strong electrical smell from the ECU enclosure. Anyone that has a part like this picture it should be replaced. Despite the growing number of recalled units, Lycoming says it strongly disagrees with the jury's decision and is appealing the case. The short answer is yes you can. Making personalized comments against me or Viking's owner, Jan, is not helpful. Nine times out of ten you dont actually have to adjust anything. They are a copy of what was used in cars prior to 1998.When 2 pumps are used together, for takeoff and landing, the amperage draw can be 10-14. If asked to name the first aircraft emergency that comes to mind, most general aviation pilots would probably answer "engine failure." That makes sense: Engine failures are the focus of much training and practice. https://www.youtube.com/watch?v=a7u_aP7-X6k The Air Force's next jet trainer has struggled with problems such as a potentially dangerous escape system and ejection seat. According to local media, competitive aerobatic pilot Craig Gifford was flying the Viking. The best in customer service. Juggling schedules is almost as much of a challenge as building the airplane. Continental introduced a replacement gear. Naturally, when this happens oil pressure is lost. Some installations add more complexity to the system by the installations of door-post mounted sumps in order to have some protection from this. These are of terrible quality and are electrically operated. This picture shows the new routing through the first rib downstream from the fuel tank. So you should put the aircraft into a glide at the best angle and best . The new Honda variant (the Viking engine) is 110 hp for about $20,000. All header tanks, containing our in-tank fuel pumps are equipped with small filters built into the pumps. Gearboxes with a sight glass measure 5 ounces to the top of the glass / visible area. These items are considered MANDATORY airworthiness items that should be fixed according to the Service Bulletin information.A Service Letter is either a suggested change or designed as an assistant to the owner for an area where multiple difficulties arise. Notice the. But my focus is on facts and fairness. 0:00. 37 were here. Containment of engine failure Historical data confirm that turbine engine failures most often are contained. He also acknowledged that he would sometimes go hours between \"hiccups\". Over the 6-year study period between 2009 and 2014, 322 engine failures or malfunctions involving light aircraft were reported to the Australian Transport Safety Bureau (ATSB) and/or Recreational Aviation Australia (RA-Aus). Can run on cheaper Jet fuel, tons of torque at low rpm, turbocharged to eliminate loss of power at altitude, and simple as can be. A quote from Jabiru discussing the CASA issue: Jabiru had addressed most of the identified problems over three years ago. We will help every step of the way to guide you and find what engine will work best for your mission and application. No one died as a result of the crash. The engine provider initially stated that no amount of cranking would prime the engine fuel pump and that I have to use starter fluid to get the engine running after the fuel line has already been primed from the tank fuel pump to the engine pump. Not impressed with your decision. A Yamaha Aircraft Engines Facebook group member submitted this link to me, I thought you folks on RWF would like to see this. It does not have the indents as shown in the old, recalled flywheel coupling. picture. AndIf your opinion of "excessive amount of problems" is so "obvious" then support your comment with facts. If you have not had your ECU updated since January of 2018 - YOU MUST have it done prior to flying. Credit improved . And it was mainly flying schools because Jabirus are such popular training aircraft. Thank You very much for the update. Ready to take your aircraft to the next level? The Zodiac plans call for the fuel hose coming from the wing tank to pass through the first rib several inches above the bottom skin. A small amount of return also helps cooling the fuel injectors. A program that benefits the consumer, assures them of complete satisfaction and confidence when doing business with a member business. We have over 40 different Firewall Forward kits produced through the years, odds are your aircraft is one of them, here is a good example of a few. Install a feed line from each tank to the bottom two ports of the header tank. Learn more. To those that are "Viking Aircraft Engine" customers - don't start crying when the same thing happens to you. https://www.ripoffreport.com/reports/jan-eggenfellner/edgewater-florida-32132/jan-eggenfellner-of-viking-aircrafteggenfellner-aircraft-failed-to-deliver-989000-in-1075904. Because the pumps are external to the fuel, they are only cooled by the fuel running through them and by convection. I already know the story of Jan's Subaru and early Viking 110 engines so no need to start a discussion on those. See here..http://www.zenith.aero/forum/topics/those-who-can-and-those-who-can-t. As for your assertion that only ONE incident would be sufficient for other engine manufactures to jump. About the rotax engines in the atv's they are good but the only thing to look for when the miles add on is the timing chains.For the rest they are reliable.My 2006 800cc had 46400 kil. The external fuel regulator is the single point of failure in a UL or Rotax injection system. You sound exactly like a pr guy. ISSUES RELATED TO SYSTEMS DRAWING/RETURNING FUEL TO/FROM A MAIN FUEL TANK, A fuel injected engine MUST have a solid fuel pressure at all times, or the engine will stop. ASTM was never informed of this. EXTERNAL FUEL REGULATORWhat is the big deal about a fuel regulator? Btw if any continental or lyc had any one of these problems there would be an emergency S.B. The long answer is much more complex and you need to understand it if you are contemplating such a conversion. .All this suggests to me they aren't as perfect or as simple a solution as we might wish. Because all tanks were made the same way, and there has already been an update prior, to move the oil pickup to the bottom of the tank in order to increase suction, this now becomes and mandatory change. Save 4 lbs, Optional weight saving intake system available. If you have questions on how to perform this test, please email or call us. 3/8 NPT threads. In a twin-engine aircraft, losing an engine results in a 50% reduction in total power or thrust. Lycoming countercharged that Interstate had improperly manufactured the cranks and denied that the addition of vanadium was responsible for the crank failures. In the Experimental Regulations, no channel exists for ADs, as such we call them Service Bulletins. US plane manufacturer Boeing has recommended grounding all of the 777-model aircraft which have the same type of engine that suffered failure and shed debris over Denver on Saturday. The Viking 130 is also available for the Superstol and Highlander models. Company website run by crooks outside USA pretending to be in USA to get USA money taking your hard-earned dollars funneling it to the country of Peru, Better Business Bureau of South Florida BBB of South Florida Andre Amaro and the BBB of South Florida are harassing me and my small business! The popular C-150 also has no fuel selector. I would hardly call this (unproven) engine a replacement for the Rotax. In flight failure modes included, but were not limited to: fuel starvation; valve/port collapse & breakage of critical bolts. 1-386-566-2616. One of the difficult things to do in aviation is to introduce a new engine. When I try to start this engine cold, it will not start. Say we owe over $22,000.00 for the rest of their so called contract !!!!!! Dont click on those slick Ads! The prototype crashed ten months later following a double engine failure. Airplane propellers can't break the sound barrier, which happens around 2900 rpm. This can happen if pressure leaks by the regulator needle of the high pressure engine driven pump and into the aircraft fuel system. Online Community of Zenith Builders and Flyers, If you want to see a complete saga of my life threatening issues with Viking see: https://www.vikingenginesissues.com/, !function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0];if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src="//platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs"); May 24, 2019. Combine this with a 1/4 hole in the thermostat, instead of the jiggle pin. If accuracy means anything, please take some time to read what follows. And by late 2003, after a fifth crash attributed to crank failure, it broadened the recall to include some 1,800 airplanes. Still would not start and I found the high pressure fuel pump was unable to maintain pressure during start attempts. This was brought to the developer's attention. Since I live at the base of the Sierra Mountains, I could use the ponies and the turbo, but don't have much information on them other than what is on the website. There has to be fuel available to the pump at all times. All engine mounts now incorporate a right offset to help counter torque. Exlusive online community for active builders and pilots of Zenith Aircraft kits (Chris Heintz / Zenair light airplane designs). The fuel regulators are right on the pump bodies, pre-filer screens are part of the system, etc. Late last month, Continental Motors [ONLY JUST NOW} issued a mandatory service bulletin (MSB) to replace camshaft gears on several models of its IO-470, IO-520 and IO-550 series engines. #1. That big radiator might be a problem. This provides more stable thermostat operation and higher engine temperatures in the winter. Even with a single pump running, the draw is scary high if either the generator or external voltage regulator were to fail. It will fit the 110 and 130 engines directly. Results should be approximately 2 quarts. This section is broken down by showing some of our customers aircraft by aircraft type. There is a small amount of calculated fuel return from the fuel rail back to the header tank. Three prototypes were constructed to Specification 17/44 and were allocated civil registrations (G-AGOK, G-AGOL . All fuel injection hose shipped is now using a T2 or above 225 psi rating. Tests on the thermostat found operation to be normal. I've heard people tell me how it would cruise at 165 knots, and it would if you had a 15 knot tailwind. The Viking system is based on dual,in- tank pumps, each equipped with its own fuel regulator.Each pump draw less than 1.6A and has no external fuel return hoses.Only the amount of fuel used by the engine is gravity fed from the main fuel tanks to the header tankA fuel level gauge measures the exact fuel level of the header tank, providing accurate fuel gauging. This should only be done if consulted with Viking. The jury awarded Interstate $96 million in damages. If working on direct injected engine, install pressure relief orifice as above to bottom/top of header tank. Custom Instrument Panels Viking did just that.. https://www.vikingaircraftengines.com/110-130-mandatory-flywheel-up What is your purpose here except some form of retaliation? April 8, 2009 A partially fulfilled shipment was received from Eggenfellner Aircraft that contained the following: December 18, 2009 Emailed Jan Eggenfellner regarding a refund for the undelivered parts. This was in response to 46 reports of engine failure in flight. Header Tank Brace for the 3 Gallon Header Tanks - Some are sent in one/others in 2 pieces and can be rivetted together. A SOLID FUEL SYSTEM IS IMPORTANT FOR ANY AIRCRAFT ENGINE. Eventually the FAA relented, expanding the 60-minute rule to 120 and then 180 minutes as the '80s wore on. The additional bracket is available from Viking. The Zenith user groups seem to have installed the 135 and . Airplane engines aren't so much air cooled as they are oil-and-fuel cooled. Again, there is no backup so be sure it works. The existing fuel regulator is replaced with a bleed large enough to purge air from the system but small enough for the in-tank pumps / regulators to easily maintain 43 psi of rail pressure. This is not standard application, there are certain requirements that need to take place if continued. From what I recall, the flight to Alaska was the first long distance journey in the Viking 180 Turbo equipped Zenith Super Duty. There might be instances for the temperature to be much higher; such as, climbs, lack of cooling, pusher configurations. In order to use fuel for pump cooling, excess fuel needs to flow through the pump. You are looking for roughly 0.040 (slightly less than 1/16) of end play to have this condition The reason for the inspection is to prevent the drive coupling from physically hitting the back of the gearbox, so also inspect for scraping parts that might indicate such. The VWs build for Aircraft use seem to work OK with reasonably reliability. https://sites.google.com/site/viking.tengineissues/ Missing pictures but the text points to chronic PSRU issues. March 10, 2009 approximately 10:00 AM Jan Eggenfellner contacted me via telephone stating that he did not have a Eggenfellner Engine Cowling and asked if he could substitute it with a Sam James Cowling. Find out about our business, mission, our methods, and the results of decades of knowledge that inspires what we do and why. The capacity of the Viking is for one crew member and three passengers. Guess if I was a student pilot and my engine quit, I would claim the "engine failed" rather than admit to my incompetence. Mandatory Service Bulletin (MSB) 566 affects about 1,200 crankshafts. Homebuilt Airplanes is a vibrant community of pilots, plane builders and industry experts. Expect to cruise at around 160 knots, 10 knots slower than heavy singles like the Cessna 210 and A36 Bonanza. Test after modifying on the ground for proper thermostat operation after air is removed from the system. The dual fuel injectors and sparkplugs cannot work without electricity. . We made a decision to improve on some parts. If an engine did fail, you'd have at least two others to rely on.