Mercury tower of power no spark. Re: 1984 Mercury 90 (6 cylinder) - NO spark at cylinder #1 Spark plug wires gone bad. Jonboy123 Cadet. SHOP How to test your Distributor, Coil, and switchbox, to determine a No spark situation. WHITECOURT. The stator is for charging the battery only your trigger is in the distributor. Shop has another one. a. They can Customer: 115 mercury tower of power looses spark after rain. 2. Old Merc Tower of Power 115 Issues. The motor of course died. Marine DC Power Plugs & Sockets; Marine Electrical Meters; Boat Lights; Marine Electrical Panels & Circuit Breakers Correct Spark Plug for Mercury 900 Inline 6 (90hp) The Stone-Age Capacitance-Discharge-type ignition on your 90hp Tower of Power probably doesn't care about using that type of plug with a built-in inductive resistance. The wires that are broke are coming off your rectifire. 1983 18' Lund Boat with 80 Hp Mercury Tower of Power. 4. They are quite Re: 1977 Mercury 150 Tower of Power Start/Run issues Serial Number is 7093237. timo4001 ARCO Marine Barr Marine Manifolds BRP Evinrude Johnson OMC CDI Electronics Champion Spark Plug Jabsco Pumps Mercury Quicksilver Propeller NGK Spark Step 2: Check your spark plugs. If the control box is a Quicksilver/Mercury Commander 2000 or 3000 Start is red wire/yellow stripe, power in from battery is red, red with purple stripe or purple is switched (from the ignition switch) power to operate things that you only want running when you are in the boat with the ignition switch on, yellow with black stripe is trigger . Next Last. Hey guys I've been looking everywhere for an answer but only just found this subreddit. While in gear refuses to go above 1100 to 1200 rpm with out stalling out completely. What do you suggest? Go. '73 Merc Tower of Power - 115 - Need Help on Carb Kit# - I have WMK-14 Before you spend another dime run a compression test and a spark check. When an outboard coil has a bad health and produces low voltage, it will produce a pretty less spark which we have said earlier. A buddy said it could be connections points in the distributor itself but I do not know how that works exactly. P. I bought a USED power pack locally. But when the coil is completely dead, it will lose the ability of producing any voltage and you cannot see any spark, not even a weak or less amount spark. Tested the spark tester on my Kawasaki John Deere with electronic ignition and it gave off a nice orange spark. Switch spark plug wires see if problem follows. Joined Jun 17, 2021 Messages 8. Home. Sep 5, 2021 #1 Hey everyone, I had a question of the tower of power years that Mercury put out for their outboards specifically 140hp? I’m thinking of buying one from this person but he doesn’t seem to know Mercury Mariner Outboard Forum . But it's also possible the exhaust cover/baffle/inner cover could be leaking/spraying into the #6 cylinder's exhaust I have located what appears to be a really nice 1987 115hp Mercury I6 that has not been molested. Are there any tricks or suggestions Mercury 115 "Tower Of Power" sudden stall and unable to restart, no spark. I recently picked up a 1986 Sportfire with a Mercury 115hp inline 6 cyl "Tower of Power" outboard (of similar year I think). 7. 115hp Tower of Power - no spark on 1,3,5 New switch boxes still nothing, help? Thread starter HiZ; Start date Aug . I assume used power pack is bad. or the fact that the fuel pump isnt spark suppressed will cause the boom. Jul 16, 2021 #1 I recently bought a 1986 Merc 115 on an 18 ft tri hull. them,ive done research on them and Mercury & Mariner Outboards . After many attempts, my '92 Merc 40 2 Stroke 4 Cylinder won't start or even bark. Boat Engine Parts 1979 mercury 115 tower of power ignition issues. beretta5spd Cadet. What should I know before purchase? What PSI should cold compression be? What PSI My motor has the rectangular coil with one spark plug wire. Luckily I have an extra distributor with a good coil and an Awesome frie Re: 1985 tower of power 115 hp with the stainless prop the engine got up to 5500 rpm and was cruising fine at 63 mph,then it started bogging down and would not power up in No spark. timo4001 Cadet. It has Rough starting and idling and BOG issue. Please Contact. 115hp Tower of Power - no spark on 1,3,5 New switch boxes still nothing, help? Thread starter HiZ; Start date Aug 12, 2013; HiZ Member. The previous owner did not have any maintenance records on it, which led me to do a complete tune-up I had a running motor, and one day, is seemed to run like it was getting no power on take off, at an idle ran great, I hear all this "ticking noise" sounded like plug wires bad. May 13, 2010 #2 Re: 1985 merc tower of power hard to start Yes Mike it sounds as if you need to rebuild and clean your carbs and maybe your fuel pump also. Tan. 3. (The mercury website put a 0 in front of it when I searched it up in the parts catalog) Pictures of the plugs after it stops running are unfortunately not available at the moment, as the engine is in winter storage and in sub zero temperatures. Have a nice 1958 Marine DC Power Plugs & Sockets; Marine Electrical Meters; Boat Lights; Marine Electrical Panels & Circuit Breakers; Power Packs & Jump Starters Mercury 115 inline won't start, no spark. The Marine Can anyone recommend a mechanic that has knowledge of an inline 6 in the Sevierville,gatlinburg,maryville area of TN. Thread starter mrdad990; Start date Sep 5, 2021; M. will move with power pack. Joined Aug The engine is spinning but I am not getting spark. Installed used power pack. turbinedoctor Petty Officer 1st Class. I pulled the stator that only has Go. Same problem still exists. I was puzzled. I did some trouble shooting and determined that the Running that 1975 Mercury 115hp inline 6cyl 2-stroke (Tower Of Power) Running that 1975 Mercury 115hp inline 6cyl 2-stroke (Tower Of Power) on that 1976 Ranger Bass Boat. 80s merc 90hp 6 cyl tower of power running issues can't really find any videos on late 80s tower of power carb rebuilds. Blizz Member. 1982 Thundercraft Wild Cat 2. Joined May 12, 2010 Messages 17. I don’t have any history about the motor, but it was complete when I bought it. Mercury tower of power years. Still no spark in the plugs. you still have not cleaned the carbs from the engine sitting for years. Thread Just picked up a nice little speedboat with an old Merc 115 Tower of Power on the back, I have a couple of No spark. A bad harness connection or bad harness. It has Ask the experts on our Mercury Outboard Parts Forum for repair issues, diagnosing problems, links to diagrams, suggestions on buying parts and more. I have a semi modern Merc 90 and in the I look at the spark plugs in an attempt to see if there are any major red flags in this engine assessment. Re: 1986 Mercury 115 "tower of power" questions You are missing the the cover that goes on the front that covers the latches. Come for a test drive. If the spark plug is misfiring, you may want to replace it I've got a (new to me) 1988 Mercury 115hp Oil-Injected [tower of power?] engine. The compression was between 110 and 114 on all cylinders. I had a running motor, and one day, is seemed to run like it was getting no power on take off, at Re: Mercury Tower of Power - mystery ID Hi - I have a '75 1500 Merc. If it's only in #6 cylinder, most likely the crankshaft lower seals are bad. I recently purchased a 1987 Mercury 115 tower of power outboard - inline 6. Thanks . I want to put this on a 1960's 24. B. My brother and I have been working on getting this problem solved for 3 years now. So I went to the CDI website and followed instruction for testing the stator. com website and run the diagnostic tests. The motor was running fine until all the wires connected to the positive battery Disconnect the mercury switch on the brown terminal on the switchbox and you should get spark. Mercury 115 tower of power dead spot in throttle. Aug 12, 2013 #1 Okay so what I have is an 83 tower of power on our little fishing ARCO Marine Barr Marine Manifolds BRP Evinrude Johnson OMC CDI Electronics Champion Spark Plug Jabsco Pumps Mercury Quicksilver Propeller NGK Spark Plug Mercury Mariner Outboard Forum . Not knowing any better(first boat) I reconnected the 1974 Mercury 1500 Direct Drive, 150 H. It will "only" start/ idle when we give it throttle in neutral (advance the Re: Mercury tower of power HP question Most towers after the '60's initiation in white, used a 99 cu in block and yes at the end, just before the advent of the V's they got 150 hp out of 99 cu in. J. The fix was easy, I removed It spins over like crazy, but no spark. If still no spark on half, get on the CDIElectronics. If still no spark take a test light or voltmeter and with key on check for voltage at They did do a compression and spark test. so I got The motor was running fine until all the wires connected to the positive battery terminal fell off. A shorted tachometer. 18909 MODEL 189 RECOMMENDED MAX PASSENGER CAPACITY 6 ADULTS RECOMMENDED MAX HORSEPOWER CAPACITY 150HP THIS ARCO Marine Barr Marine Manifolds BRP Evinrude Johnson OMC CDI Electronics Champion Spark Plug Jabsco Pumps Mercury Quicksilver Propeller NGK Spark Plug Re: MERC 115 Tower of Power?? Any cons? The tower of power is a good-looking motor, and is fast, and sounds good. Also it is Re: 1984 115"tower of power" may have had it You will need to remove the powerhead and do a teardown to see how bad it's damaged. Mechanic came out and said that the co 5,752 satisfied customers. Wow I hope I got this one, in my head it sounded good. 1982 90hp Mercury Tower of Power. Once it starts it runs beautifully but to make it start I have to squirt 2 stroke into the air intake of the carbs. Merc 115 Tower of Power Won't start. Go. Joined Sep 7, 2009 Messages 225. 04-05-2016, 10:02 PM. Any ideas or help with this problem would be greatly appreciated. Chris1956 Supreme Mariner. Just some knowledge, hope it helps! Two websites for you: Stern Drive & Mercury, Johnson, Evinrude, View Full Version : 1987 Mercury 115 tower of power issue. Comes with trailer. ARCO Marine Barr Marine Manifolds BRP Evinrude Johnson OMC CDI Electronics Champion Spark Plug Jabsco Pumps Mercury Quicksilver Propeller NGK Spark Plug Mercury Mariner Outboard Forum . 0:00. A bad key switch. A failed Mercury Switch caused the stall and prevented the engine from starting. I recently purchased a 1987 Mercury 115 tower of power. In a lot of cases the damages are On a whim I bought an old speed boat with a 1978 Mercery tower of power 115 outboard. Replaced the water pressure gauge, added a trim sensor, drained and replaced the lower unit oil, lubricated the TROUBLESHOOTING no SPARK in 1985 MERCURY 115 HP OUTBOARD - Q&A. Turns out I had no spark. I thought I would again verify I had spark. Is it really the powerhouse people make it out to be? B. Thread starter timo4001; Start date Jul 16, 2021; T. Winnipeg. My 1965 & earlyer ARCO Marine Barr Marine Manifolds BRP Evinrude Johnson OMC CDI Electronics Champion Spark Plug Jabsco Pumps Mercury Quicksilver Propeller NGK Spark Plug Alright guys i have recently purchased a 1975 Mercury Tower of Power and was wondering if there are any power tricks to get more power out of it, or different carb setups or anything. Mar 16, 2011 #4 Re: 1979. What you see is emulsified oil/fuel/water mixture. Now, a new problem. I I have a 1966 Merc 1100EL-SS that I am planning to restore. It also been Shop . 40 yrs. They seem to be one of the mo Re: 1963 mercury 100hp tower of power no spark Disconnect the mercury switch and retest. 0 I found this list via google: Below is a quick list of items which can cause a "no spark" condition from the coil: 1. I have a 87 115 mercury tower of power. Mercury & Mariner Outboards . There seems to be a lot of hype about this engine. By chatting and providing personal info, you understand and Customer: No spark on 2 4 6 Mechanic's Assistant: Hi I have a 1985 115 tower of power 2yrs ago i replaced the. Then I pulled the kill wires (blk/yel) off the switch boxes, disconnected the harness connector, cranked it at the solenoid with a wrench I have a fairly straight forward diagnosing process for diagnosing the no spark on these switch box years of Mercury. A faulty Shift Interuptor Switch on the shift plate assembly. 6. Thread Properly fed and cared-for, your Tower of Power should give you many years of good service. no spark on one side. When I originally discoverd the problem I switched the power packs. 5 Mercury 115, 6 cylinder, tower of power - only runs on 2,4,6 Thank you Chris for the response. For the spark test they claimed that number 6 cylinder had no spark. The motor you own is a reliable motor, makes good Over the past few weeks my Inline Six "Tower of Power" has started stalling more frequently at idle speed when I try to shift it into gear. I recently purchased a 1987 Mercury Added some hydro fluid to the power trim, fresh fuel, went to fire it up with the new primer, no fire. 5' classic old boat since I like the old look. . Joined Aug 27, 2020 Messages 36. "Tower of Power" This 40 year old hunk of power has been sitting under a pecan tree at least since 1985. Motor was running great,put :(it away for 2 months A basic overview of the components and theory of operation of this Mercury outboard. Got everything bolted down and sealed up. Sep 6, 2007 #2 The tower of power slogan refers more to the old 150 I-6 and they were plenty strong for thier day Merc won loads Hello everyone, I have a 1974 Mercury tower of power 150 hp that is hard to start. Main Menu. This is what I Hello and help, Koz here, I need some help figuring out whats up with this motor. I'm curious if you can tell if I have ADI or CDI just by looking at the picture I attached Was running has spark issue Good lower unit Open to reasonable offers. 5. 4 of the 6 spark plugs (2 were helio coiled from a previous owner, so I figured I would Re: 1989 Mercury 115 "Tower of Power" Sparkplug issue Not Good, it's sucking water into the cylinder. Also check spark as if trigger is dead that $250 plus Symptom 4: No Spark at the Spark Plug Gap. A bad shift cable. The previous owner did not have any maintenance records on it, which led me to do a complete tune-up before getting too comfortable with it. Will not idle while in gear. Also look up what the timing recommendation is, I run 23* but 21* BTDC is recommended if you run gas with ethanol. A blown ignition fuse. Step 3: Replace the plug. Do not use a standard-electrode-type of A slipping prop w/allow max RPM and little boat speedyour RPM is oscillating up/downprop may be ok but get it checked anyway. Additionally, I think Merc prop rated all those years which is one reason Merc used to whip the competition hands down who rated hp at the powerhead till the '80's. 1 of 2 Go to page. Jaketlever. Reply Just use a timing light from harbor freight and follow the manual. If 2 is good with number 1 coil and number 2 coil is not good with number1 spark plug wire but was working on number 2 wire. Look for carbon tracking in the form of a black line running up and down the porcelain portion of the plug. Last thought: Probably a good idea to do a compression check; if you've got a Hey all. Merc 115 Tower of Power Won't start . It appears to be a freshwater The problem: Currently we have a rough idle in and out of the water. experience with complete engine repairs both inboard/outboard and MerCruiser Certified Technician. This is evidence of the spark traveling down the plug to ground and is the most common cause for an intermittent misfire. mrdad990 Seaman Apprentice. Updated interior with swivel seat. also is it normal for water to be running along the spark plugs while its idling? thanx, mike . Mechanic's Assistant: Sometimes boat issues seem like they'll be really complicated, but end up being easy to fix. C. The problem moved w/ the power packs so I thought great I know what it is. Boat Engine If you've gone through all the normal troubleshooting and can't figure out why you are getting weak or no spark on one or more cylinders with a Mercury in li SERIAL NO. Now My 1988 [Mercury 115-HP in-line six-cylinder outboard engine, also known as a] Tower of Power has spark on cylinders 1, 4, and 6, but no spark on cylinders 2, 3, and 5. If at full throttle it is bogged down, builds I've got a (new to me) 1988 Mercury 115hp Oil-Injected [tower of power?] engine. Used a Lisle 20610 spark tester and found I now have no spark on all 4 plugs. I don't k Okay quick update, spark tester on all 6 showed across all 6 cylinders there was spark. You should be using Champion L-76V Permagap (surface gap) spark plugs, which is what Mercury originally specified for your motor. Are there any options for a more modern ignition system? Didn’t the earlier Tower of Power have points? The lead tamper seal on the crankcase halves is missing. There is a bit of sealant that has oozed out from between the halves, so I suspect someone has opened the crankcase. Compression on that engine as it has high dome pistons if original will be in the 125 -140 psi range , under 125psi it needs work. tuned the timing, replaced the spark-plugs. Ive been looking around to buy Re: No spark - Mercruiser 3. My brother and I have been working on getting this 1980s mercury 115 tower of power issues! Thread starter Jonboy123; Start date Aug 15, 2022; 1; 2; Next. Was running Gotcha, I hooked to that and still not working, I'm going to keep tracing. New spark plugs, wire, coil packs, stator, trigger, and the carbs where all rebuilt 2 years ago. Someone put some cheap spark plugs in it and I want to put the right ones in it. Classic Outboard motors. b. I hear I can put even older cowlings on it from the 60's to make it look older - so it will better match the boat. Now fast for ward I get Marine DC Power Plugs & Sockets; Marine Electrical Meters; Boat Lights; Marine Electrical Panels & Circuit Breakers Correct Spark Plug for Mercury 900 Inline 6 (90hp) The Re: Spark plug question for 76 Mercury 1150 I am not a plug designer, but over the years I have messed with plugs in different engines. hgr vxulev ggrp vvkig vmv mls eyop wgsgi ehzta ieosy