be that check valve not being se

2021/05/21

Maybe that check valve not being sealed all the way is causing it. Plumbing, Anchor Telescopes, Covers and Good Luck! So I decided to replace all gaskets and check valves and prime start assembly. If this is your first visit, be sure to Rafts, Paddle Pumps, Marine Pump Replacement Deals, Paint & Maintenance That should let you know whether it's in the carb or do to electronics. Sender Installation (For 4-Stroke Models), Interchangeability Between Tachometer and Engine, FUEL INJECTED F50-F250 [Mechanical RC] & HPDI ENGINES, F350/F300/F250 [Digital Electronic Control], Nmea0183 Compatible Equipments Connection, Isolator Equipped Model (For Over 150Ps Model), Recommended Extension Length of Battery Cables, New Us & Canada Model Identification Code, Fuel Hose Routing Resistance Measuring Method, Remote Oil Tank Kit (For 2-Stroke Engine), Digital Network Gauge Rigging Kit Contents, Square Style Gauge Rigging Kit for Us & Canada, Round Style Gauge Rigging Kit for Us & Canada, Square Style Gauge Rigging Kit for Europe, Steering and Sailing Rules and Sound Signals, Without a Rectifier or Rectifier Regulator, Adjusting Trim Angle for Manual Tilt Models, Procedure for Tilting up (Manual Tilt Models), Procedure for Tilting up (Power Tilt Models), Procedure for Tilting down (Manual Tilt Models), Procedure for Tilting down (Power Tilt Models), Cruising in Shallow Water (Manual Tilt Models), Checking Battery (for Electric Start Models), Important Warranty Information for U.S.A. and Canada, Important Warranty Information if You Use Your Yamaha Outside the Usa or Canada. Distribution, ProMariner ProNautic Had a guy a few weeks ago thinking he had fuel pump problems checked it with the light and turned out to be bad power pack. Deals, Trailering Starters, Marine Solar Power Trailer Winches, Shop check valves not doing their job means they are not working properly. Boats, Propeller Parts & If you have any questions or would like more information, contact Continuing Education at 910.938.6294 or coned@coastalcarolina.edu. Tubes, Shop All, Anchor & Have a question about your motor? I'm not sure if they should look the same. by kofkorn 15 Jun 2015, 08:25, Post ASIDE: My expert OMC mechanic diagnosed this condition over the telephone immediately when I described to him the circumstances and the engine behavior. Detectors, Binoculars & For details about upcoming classes, please see theContinuing Education Schedule of Classes. Marble, Engine AN Fishing Lures, Fishing Rod Holders & I will start new post. If you follow the fuel hose from prime start enrichment system, it hits the manifold behind the carbs that is cross drilled to each cylinder intakes. The only thing I have not changed is the body where the check valves are. Of course the newer Fuel Injected motors wouldn't use a Prime Start. Covers, Other by gabeskillzz05 15 Jun 2015, 11:13, Post Systems, Marine Plumbing petcock yfm350r pw80 rt100 yfa1 yfm400 yfm250 yfm350 yfs200 Calendar | Prime start system enriches the fuel to all cylinders at cold start. It may not display this or other websites correctly. pime start on the 3 cyl motors is fully automatic. your boats Gel Coat Match, Shop Covered in the course are: (1) Boating Basics, (2) Materials, Common Parts & Tools, (3) Electrical, (4) Outboard Ignition Systems, (5) Fuel Systems, (6) Powerheads, (7) Lubrication, (8) Drive Unit, (9) Propellers, (10) Brackets, (11) Corrosion, and (12) Rigging. Motors, Fishing Downriggers & How else would it have came undone like I found when I took the EES apart? Upon successful completion of this course you will be a Certified Yamaha Technician in the above systems. Accessories, Marine Electrical 1752 lowe with a tunnel hull.

PFDs, Roof Racks, Carriers, Ski, Wakeboard When I pump the primer bulb, is it causing a flooding issue? Does anyone know if that nut needs to be tighten all the way, or should it be adjusted so that the check valve seals all the way down. Boat, Sell A Deals, Boat Seats Well I have all the carbs pulled apart, these things look spotless inside so I don't have too much hope that this is going to resolve anything but it is nice to learn how to do it. You are invited to join our public Boat Repair Forum to seek assistance from other members. Wells, Toilet & Waste 444 Western BlvdJacksonville, NC 28546(910) 455-1221, WEBSITE BY ANDISITES, INC. | 2020 | ALL RIGHTS RESERVED | Disclaimer and Statements, Workforce Training and Continuing Education, Yamaha: Introduction to Outboard Motor Systems, Manicurist Program & Cosmetology Renewal Courses, Powerline Technician Program (Electrical Lineman). Sender Installation (For 2-Stroke Models), Coolant Press. Manufacturer, Boat Tables & Tackle Boxes, Fishing Bait & This page was generated at 1 minute ago. Motor is Yamaha 50 hp 2 stroke. Copyright 2019 IBOATS. Outboard Dimensions (F6Amh, F6Bmh, F8Cmh), Outboard Dimensions (F6Amh/F6Mh, F8Cmh/F8Mh), Adjusting the Shift Control Cable (Long Handle of F6Amh/F6Mh, F8Cmh/F8Mh), Adjusting the Throttle Control Cables (F6Amh/F6Mh, F6Bmh, F8Cmh/F8Mh), Adjusting the Throttle Control Cable (F8Cw), Adjusting the Throttle Axle Link (F6Amh/F6Mh, F6Bmh, F8Cmh/F8Mh), Adjusting the Start-In-Gear Protection Device, Removing/Installing the Fuel Joint, Fuel Filter and Fuel Pump, Removing/Installing the Intake System (F6Amh/F6Mh, F6Bmh, F8Cmh/F8Mh), Removing/Installing the Intake System (F8Cw), Adjusting the Fuel Enrichment Solenoid (F8Cw), Disassembling/Assembling the Fuel Enrichment Solenoid, Disassembling/Assembling the Manual Starter, Disconnecting/Connecting the Electrical Leads, Disconnecting/Connecting the Electrical Leads (F8Cw), Disconnecting/Connecting the Cables and Hose, Disconnecting/Connecting the Cables and Hose (F8Cw), Removing/Installing the Left Side Electrical Components 1 (F8Cw), Removing/Installing the Left Side Electrical Components 2 (F8Cw), Removing/Installing the Thermostat, Timing Belt and Gears, Removing/Installing the Anode and Exhaust Cover, Removing/Installing the Cylinder Head and Oil Pump, Removing/Installing the Camshaft and Valves, Removing/Installing the Crankshaft, Piston and Cylinder Body, Disassembling/Assembling the Piston and Connecting Rod, Calculating the Piston-To-Cylinder Clearance, Checking the Crankshaft-Plain Bearing Oil Clearance, Checking the Crankshaft-Connecting Rod Oil Clearance, Removing/Installing the Lower Unit (Standard Propeller), Removing/Installing the Lower Unit (Dual Thrust Propeller) (F8Cw), Checking the Water Pump Housing, Cartridge Insert and Impeller, Installing the Cartridge Insert and Water Pump Housing, Installing the Propeller Shaft Housing Assembly, Disassembling/Assembling the Propeller Shaft Assembly, Disassembling/Assembling the Propeller Shaft Housing Assembly, Disassembling the Propeller Shaft Housing Assembly, Assembling the Propeller Shaft Housing Assembly, Removing/Installing the Drive Shaft and Forward Gear, Removing/Installing the Bearing Housing, Shift Cam and Lower Case, Disassembling/Assembling the Steering Handle, Removing/Installing the Bottom Cowling (F6Mh, F8Mh), Removing/Installing the Swivel and Steering Bracket, Disassembling/Assembling the Swivel Bracket, Checking the Spark Plug Caps and Ignition Coil, Disassembling/Assembling the Starter Motor, Checking the Rectifier and Rectifier/Regulator, Uncrating Procedure (For Typical Steel Frame), Standard, Dual Thrust & Weedless Propellers, Multi-Function Tiller Handle Kit (For Us), Multi-Function Tiller Handle Kit (For Japan), Multi-Function Tiller Handle Contents (For Others), Coolant Press. You are using an out of date browser. Galley, Barbeque Was able to switch red lever to normal after starting and letting idle a few seconds. Rails, Marine Tools & Tool Accessories, Electronic Navigation Jacks, Boat Trailer Brakes & Harware, Marine Nuts, Bolts, & if you have good spark, id start with the carb. Parts, Rule 1500 GPH Automatic petcock 5lp yfm660r 660r yfm660 switch Smoke & Sender And/Or Coolant Temp. Deals, Dealer Varnish, Marine Adhesives, profile | register | author help. Helm Seats, Shop

Hardware, Boat Seat Sea foam, rebuild fuel pump, new hoses and primer bulb, or did I miss something on carb clean? Foundation. Started and idled fine, but would die past 1/4 throttle. You should not be posting on someones old thread, start a new one with all your info, Copyright 2000 - 2022, Outdoor Network LLC. Hardware, Boat Trailer I took the EES off and found one of the nuts holding one of the check valve had came off. The motor kinda coughs as I am letting it run? Hardware, Boat Seats by Trolling Motors, Shop Not sure how many there are per carb. Oars, Wakeboard, Wakesurf & Lights, Boat Trailer The manual valve does have a detent, so it clicks closed, but it's not a very strong one. Also, should the switch be in the normal or closed position during usage? Systems, Lowrance Hook2-4 GPS You may also visit the Boat Motor Manuals section of our site to obtain a service manual. by JoshKeller 15 Jun 2015, 00:11, Post As for the EES, like I said the only part I did not change was the body that little metal check valves are on. High Back Reclining Helm Seat, Cabin and I have the metal parts soaking in a can of berrymans right now.

1998 model 50ejrw with jet drive. Fenders, Boat Trailer Holders, Cabin Accessories & Just a possibility that I've run into in the past: Sometimes the insulation on the wires coming from the stator or timing base under the flywheel can get worn through or cracked. When you open the throttle, the stator and timing base move. Took a few times, but I eventually was able to start in normal position after engine got warm. I rigged the motor, took it out for a water test and couldn't get more than 1/4 throttle without the motor bogging out and dying. I did not take float off. Zincs, Generator I just barely back the boat far enough in the water to get the shoe in the water, that way most of the boat is still resting on the trailer. All rights reserved. This course is a Yamaha factory certification program in Yamaha outboard engines. Deals, Electrical Ropes, Boat It is the first course in the progression to Yamaha Master Marine Tech status. Covers, Boat Cover Blocks, Marine Dollies, SportsStuff Great Big Pumps, Livewell Aerator Pumps Furniture, Boat Seat Pedestals & Waxes, Boat Cleaning Anchor Box Anchors, Fishing Rod & Reel Battery Charger, Marine Audio & The one thing I questioned about the EES body was that the nut that came loose does not have the hex shape mold for the nut like the other one does. Locks, Boat Deck Terminals, Marine Fuse Blocks & by gabeskillzz05 14 Jun 2015, 20:24, Post I had the same issue with a smaller motor that would start and idle fine, but then had a serious miss around the mid-range. middle carb is where it gets the fuel to enrich. Seats, Pontoon Boat Seats & You must log in or register to reply here. Screws, Boat Handles, Pulls, check out the. Protection, Dock Storage & Accessories, PWC Parts &

Boarding, Paddles & Marine Battery Chargers, Shop Moved lever to normal- problem solved. I've owned 12 Yami's over the years, but this is the smallest HP I've had. I AM HAVING TO START (first start of the day) YAMAHA 40HP OUTBOARD WITH THE EMERGENCY ENRICHMENT LEVER IN THE EMERGENCY POSITION. Deals, Electronics The top part of the middle carb was bad dirty kinda like a dark caramel film all in it? For a better experience, please enable JavaScript in your browser before proceeding. & Rings, Prop Nut Kits & They set it in the "closed" position after I took it in. Breakers, Power Packs & Jump

by Lil' Blue Rude 18 Jun 2015, 19:53, Post Financing, Iboats It was a carb issue and a EES issue, but of course there is another issue. Sealant, & Transom All, Boat Bimini Directory | Both check valves seal tightly as the should. I recently bought a 2004 50TLRC for my flats boat. Thanks in advance for your help. Parts, Boat Tubing & By rollercoaster in forum Mercury Mariner Outboard Forum, By perfind in forum Mercury Mariner Outboard Archive, By jeffgd in forum Yamaha Outboard Archive, By luke in forum Johnson Evinrude Outboard Archive, Forum Rules, Information and Announcements, Gas Inboard Engines, Inboard/Outboards, and Sterndrive Forum, Other Diesels Mfgs and General Diesel Questions, Miscellaneous Marine Engine Related Topics, Tubing, Water Skiing & Wake Boarding Forum, Suggestions and Feedback regarding this board and the website, Suggestions / Feeback about the MarineEngine.com site, Test posting of messages, photos and formatting, Honda 40 4 stroke with fuel enrichment will not idle, FUEL ENRICHMENT VALVE INFO1997 MERC 225hpV6 OFFSHORE, How do I readjust enrichment on 15hp Evinrude. What is it causing for me not to be able to start in normal position? Grills, Boat Drink I put it back on, but still having same issue. Bilge Pump, Tires, Rims, & Hub Cleaned all the bowls and blew out all the holes. I am starting to think that it should be adjusted. I have the fast idle lever down. Parts, Inflatable Alright, I can probably handle the carb cleaning, but what is the enrichment system? Login, Boats Protection, Ladders, Steps, & Tops, Bimini Top Biminis, RV & Trailer Seats, Offshore Boat Deals, Pumps & Plumbing Parts, Wash Down Charts & Professionals. Been putting together my new to me duck boat the past couple months and finally got it in the water this weekend. I am no fuel system expert by any means. Bullet Skimmer, Paint and for Sale, Buy A Took the cowl off and noticed the emergency enrichment lever was set to on. Supplies, Boston Whaler, 1972-1993, CREATE

I made progress today. Axles, Boat Trailer Tie Caulking, Marine Engine So I guess my issue is not enough fuel since I'm having to flip lever to open which add more fuel directly to cylinder. It is designed through Yamaha Marine University to develop outboard techs for placement in Yamaha dealerships. Meters, Marine Electrical Panels Communication, Auto Pilot Just got back from the lake, it runs!! Lighting, Marine Teak I was exciting hoping I found and fixed the problem. Hardware, Boat Accessories, Boat Lift Canopy Would running the motor with the emergency valve on "open" (and I am assuming a very rich fuel mixture) for 70 hours cause any engine damage?

search | FAQ | It does not seem to seal completely like the "out" check valve. Honda 5hp Outboard, Boat Cable, Marine Batteries & need to clean the carbs and enrichment system . Boat Repair, Boat Paint &