mercury 225 optimax compression test|mercury 225 optimax outboard review : exporter Compression numbers on a 2002 Optimax 225. Considering buying this boat and had the engine tested at a dealer and this is what it showed. Book calls for compression to be . 6 de dez. de 2022 · O que é o Código Promocional. O código promocional é um código especial que pode ser utilizado por todos os utilizadores do nosso serviço. Este .
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Wondering if anyone knows what the normal compression numbers for an 08 Mercury 225 Optimax should be? I recently bought a boat, which at that time seem like a great deal (04 Triton tr21x with outboard mentioned above for k). At time of purchase, seller . Hi everyone, I just bought an 06’ Opti 225, did a compression test and I’m getting 70 psi on 4 cylinders, 80 psi on one and 85 psi on another. So between 70psi and 85psi on .
You checked your compression for a reason and maybe yours is in need of overhaul. Loading up the cylinder walls with oil and retesting can give you an idea immediately . I have read online that the Mercury Opti’s compression numbers are typically lower than others due to the compression ratios, but still usually 80s-90s. If he didn’t let the . Compression numbers on a 2002 Optimax 225. Considering buying this boat and had the engine tested at a dealer and this is what it showed. Book calls for compression to be . When performing compression tests, it's imperitive that the tests be done with: -A fully charged and PROPERLY RATED cranking battery. -Engine warmed up to Operating Temperature.
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The Optimax had 105 psi in all cylinders but 1 that had 30psi. After pulling apart the motor it was clear that the reeds had let go in the cylinder, scored the cylinder, pitted the .
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After the first test I seen somewhere on the internet how Mercury recommends to do the test so I did that the 2nd and 3rd test which was to remove all plugs and hold throttle . Here's how to do a compression test on your Mercury outboard 2-stroke engine. Or download a repair manual instantly here.
1995 Mercury 225 HP offshore outboardr unning and compression test Learn More About Your Boats Systems By Joining The Born Again Boating Academy! https://www.bornagainboating.com/Get Your Born Again Boating Clothing! https:/. 1999 225 optimax serial #og914187,here are my compression readings,#1 90psi,#2 75 psi,#3 75psi,#4 90psi,#5 80psi,#6 80 psi,are these acceptable,the problem i am having is i have to crank for 6-10 seconds till it starts,holeshot sucks and according to ranget i should be at 68mph top speed but i am only getting 58 mph gps without a partner in the .
The Boating Forum - Optimax compression test results - I've been reluctant to post this to the board because I don't want to touch off another Opitmax bash-a-thon. . The motor is a 98 Optimax 225. All the history I have on this motor is from the owner. I can't really verify anything he told me. . Mercury will only tell me that there should . Don or someone else could you help me? I am not quite sure about the compression check on a 2004 mercury optimax 225 motor. Looking to buy a boat with this motor and 230 hours. I am not sure if he actually got the boat warm enough because he only ran it on the muffs to warm it up. However, compression was 105-107 in one cylinder at the lowest .Checked compression Mercury 225 Optimax Cylinders read 100 or 105 PSI but one read 90. Potential problem? 2005 225. By chatting and providing personal info, you understand . Dose any one have the compression test specs for this unit? Jason. Degree in Marine Technology. Gas and diesel marine mechanic.What compression should I expect on a 1999 225 hp Mercury optimax that was rebuilt in 2009? If a compression test was By chatting and providing personal info, you . A compression test on a cold engine will come back a little lower than a .
Compression Test on a Mercury Salt Water series 2 stroke on a 2002 Pro-Line Learn More About Your Boats Systems By Joining The Born Again Boating Academy! https://www.bornagainboating.com/Get Your Born Again Boating Clothing! https:/. Compression test and full load test of 225 Optimax
I took compression readings on all cylinders with all plugs removed. Starting with #1 they are: 85, 75, 85, 90, 85, 80 The motor was running well until the low pressure fuel pump failed and that caused the hp to fail also so I'm taking time to check everything. Mercury Optimax series offers motors that come in a lightweight design yet are built with all special configuration features combined with the proven technology to ensure maximum overall performance on the water. . no matter whether it’s the 75 HP, 115 HP, or 225 HP option. Final Thoughts. The Mercury Optimax series has set the standard for .
Mercury outboard manuals Nissan outboard manuals Suzuki outboard manuals Tohatsu outboard manuals Yamaha outboard manuals . . this hull with 225's, fully loaded @ 11,200lbs and propped right, should run right at 30-31mph at 4200rpm on flat water with no current or wind. . Maybe your compression test was off - I think you know the drill . I am looking at buying a merc outboard - 1997 250 hp EFI with an hour meter showing 178 hours. Compression check shows 100,105,100,110,105,100. What should this motor have for compression with these low hours, or am I being scammed and the motor really has 500 or more hours??? Thanks Had my plugs and lower unit changed today on my optimax, we also did a compression check on it and cylinders 1-4 was at 115psi and numbers 5 and 6 where at 105, . 2005 optimax 225 compression numbers (jtef270) If im not mistaken, they should be 5% of one another.. . Compression test should be run with the engine at operating temp, and with . This is a boat that came in that had a loss of power issue. We put it on our computer to have a chat to see if it could tell us if it was having any problems.
View and Download Mercury 225 manual online. 225 outboard motor pdf manual download. Also for: 200, 250 pro xs optimax, 225 pro xs optimax, 200 pro xs optimax.3. Screw your compression gauge into the first cylinder. Make sure that the plug leads are well clear of the flywheel or any moving parts. 4. Crank the engine with the starter or pull cord through at least four or five flywheel revolutions, or until the compression-gauge needle stops advancing.
View and Download Mercury 225 Optimax operation and maintenance manual online. 225 Optimax outboard motor pdf manual download. Also for: 250 optimax, 135 optimax, 150 optimax. Everybody hears about performing an outboard motor compression test, and everyone knows that when you buy a used boat, you should compression test the outboa. Testing the Coil on a Mercury Outboard. When you are facing the above symptoms, now you are sure about where you should inspect. But only with the symptoms you cannot diagnose the exact problem of the bad coil or be 100% sure about a faulty or dead coil. To find the cause, you have to inspect and test the coil. Test 1: Starting the Engine I am trying to diagnose a problem on my 1999 225 Optimax. Currently the optimax will not start. . You really need the mercury gauges because they are calibrated, and opti's are picky about the pressures. . wether they are compression, fuel pressure, air pressure etc is that no 2 gauges read the same unless you pay extra for factory .
2002 Mercury Outboard 150 hp Salt water series 2 stroke engine. Pressure test was performed with hot and cold engine using two different tester kits. One fr.For your engine to operate, it needs Compression, Fuel, and Spark. In order, this is how I would initially check a motor with idle problems (most other issues as well) Compression Test: Check all six cylinders for compression at cranking speed. They should be within 10% of each other. Higher than that, I would visually inspect the cylinders.
Re: Mercury 225 HP Optimax Problems I have twin mercury 225 1999 optimaxs, they both have low hours around 350. The port motor startedd off by giving me trouble starting it, then it would run fine for around 4 hours then just lost power all the way down (not to safe mode). Compression numbers on a 2002 Optimax 225 Considering buying this boat and had the engine tested at a dealer and this is what it showed. (Contrary to what many have said before, I believe the test was done on a cold engine) #1 - 95 #2 - 98 #3 - 98 #4 - 102 #5 - 90 #6 - 100 Book calls for compression to be between 90-115, with a 15% variance. -Computer Diagnostic (to read Run History and Freeze Frame "Fault" History). Run cylinder misfire test (*A compression test here is also a good idea).-Ensure fuel is properly stabilized-Test run engine long enough to get stabilizer through system. At idle: 30 minutes! In the water, under load: 10+ minutes.-Test or inspect Thermostats.
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