How do I know if I have a spun prop?
To tell if your hub has spun, mark a line on the back of the prop hub with lipstick. You can also score your mark using a file. With the mark in place over the inner and outer hub, it’s a simple matter to pull the prop and see if the mark has broken in two. If it has, you have spun a hub.
How do you start a four stroke Tohatsu?
dabnis
- Open air valve on tank.
- Pump the bulb (just until it has pressure)
- Pull the choke all the way out, regardless of ambient temperature.
- Throttle at the “start” marker.
- One slow pull (with no intention of getting it to start on this pull)
- One fast pull to start.
Why does my MerCruiser engine start but not stay running?
I get some of the fogging smoke from winterizing last year (dealer did it in November, no issues with motor reported at that time), have the muffs hooked up, etc. Anyway, would love your opinion! This is on a 2006 Mercruiser 5.0 MPI. Easy fix, but cost a couple bucks.
What to do when your MerCruiser loses power?
Test the small yellow and red wire while a helper turns the key to start. If you get power, use a jumper wire to contact the two larger post on that solenoid.
When did my mercury 60 hp motor start?
Have a 1995 60 hp Mercury motor. Have had the carbs gone through, Have a 1995 60 hp Mercury motor. Have had the carbs gone through, rebuilt the fuel pump, have new spin on fuel filter, new gas lines, bulb , and … read more
When to open choke plate on MerCruiser 4.3?
By all means check the choke plate to make sure it is opening and that the motor isn’t being choked. The choke should be completely open after 10 minutes with the key turned to run. whether the engine is running or not.
Why does my Mercury outboard engine not start?
There can be many reasons why a 9.9 horsepower Mercury outboard will not activate; e.g. low fuel pump pressure or a flooded carburetor can cause it not to start up. This troubleshooting guide will help you determine why your 9.9HP Mercury boat motor won’t start.
What to do if your Mercury car wont start?
Use compressed air to blowout contaminants. Damaged or faulty fuel pump diaphragm. You will need to disassembly the fuel pump components and inspect them for malfunctions. Carburetor mixing chamber cover is leaking air. Replace the gasket or the screws may need tightening. Enrichment valve or choke solenoid not functioning properly.
What causes a GMC 2500 to die in a few seconds?
Just diagnosed a gmc 2500 with a similar problem. Good fuel pressure, starts, runs for about 7 seconds, dies after a sudden drop in fuel pressure. I ruled out the fuel pressure regulator by clamping off the return line.
Why does my MerCruiser MPI engine keep running?
On later model MerCruiser MPI engines, part # 881879T11 is the oil pressure sensor. I have only ever replaced one of them, and that was while the boat was in to have the IAC valve changed out as well. Engine would still start, and keep running while the sensors were giving problems, at least on that engine. (2005 5.0L MPI Alpha 1)