Forum: Troubleshooting
10-02-2013, 11:20 PM
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Replies: 2
Views: 1,930
Second opinion needed
Water in oil and stuck valves. Found 3 broken springs (both valves on #3 and intake on #4) I just got done replacing all my valve springs. I also found water in the throat of the carb. My first...
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Forum: Troubleshooting
08-26-2013, 03:07 PM
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Replies: 8
Views: 5,655
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Forum: Troubleshooting
08-25-2013, 01:25 PM
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Replies: 8
Views: 5,655
Points were gapped according to manual. Put new...
Points were gapped according to manual. Put new distributor cap and plug wires on. Verified firing order by checking rotor position with TDC. I didn't adjust distributor under load I will try that....
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Forum: Troubleshooting
08-25-2013, 09:51 AM
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Replies: 8
Views: 5,655
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Forum: Troubleshooting
08-25-2013, 09:22 AM
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Replies: 8
Views: 5,655
Running Rough. Misfiring and Running Rich
Recently fixed a stuck valve problem. Now have consistent compression across all 4 cylinders ~80. Engine runs very rough. It sounds like it is misfiring. Plugs are very dark and sooty and it starts...
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Forum: Fuel System
08-16-2013, 07:30 PM
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Replies: 20
Views: 6,045
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Forum: Fuel System
08-16-2013, 09:02 AM
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Replies: 20
Views: 6,045
Ed, you have a good point there. When I cleaned...
Ed, you have a good point there. When I cleaned it originally, I used an ultrasonic cleaner, 30 min with hot water/soap, and 30 min in Acetone. The jets/passageways have never been that clean before!...
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Forum: Fuel System
08-15-2013, 05:20 PM
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Replies: 20
Views: 6,045
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Forum: Fuel System
08-15-2013, 01:51 PM
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Replies: 20
Views: 6,045
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Forum: Fuel System
08-15-2013, 12:05 PM
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Replies: 20
Views: 6,045
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Forum: Fuel System
08-15-2013, 11:39 AM
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Replies: 20
Views: 6,045
Running Rich...
I have a stuck #4 intake valve. I have loosened it to the point that it falls with a very light bump from an allen wrench. I think I'm to the point of just running it as much I can to break it loose....
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Forum: Troubleshooting
07-27-2013, 10:32 PM
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Replies: 8
Views: 4,873
update
Got the engine running today. The stuff in the carb was definitely MMO mixed with water. When I cranked with the plugs in and the carb removed while holding a rag over the carb intake, the MMO/water...
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Forum: Troubleshooting
07-26-2013, 11:33 PM
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Replies: 8
Views: 4,873
It's funny because I have always been super...
It's funny because I have always been super paranoid about starting with the through-hull open. Guess I got careless when I was frustrated. I will pressure test when I can. I guess what I'm wondering...
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Forum: Fuel System
07-26-2013, 09:52 PM
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Replies: 16
Views: 10,086
update
Thanks for the suggestions everyone...just wanted to update. My fuel was indeed disgusting. I ended up replacing the fuel tank and the filter. I also added a shut-off valve at the carb to solve the...
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Forum: Troubleshooting
07-26-2013, 09:48 PM
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Replies: 8
Views: 4,873
Flooded engine. Running out of ideas....
After fixing a fuel problem with a new tank and a cleaned carb, I was testing the engine. Started right up but ran rough. Determined that there was 0 compression on cylinder 3. Used ATF+Acetone and...
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Forum: Fuel System
06-18-2013, 04:13 PM
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Replies: 16
Views: 10,086
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Forum: Fuel System
06-18-2013, 02:58 PM
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Replies: 16
Views: 10,086
yeah, I understand I can add the OPSS to the...
yeah, I understand I can add the OPSS to the current pump, I was just meant that while I'm down there doing that I'm going to switch out the pump because I have no idea how old it is (it looks OLD,...
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Forum: Fuel System
06-18-2013, 11:21 AM
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Replies: 16
Views: 10,086
Engine Starting Issue
I have been having an issue with getting my A4 started at the end of a sail. It starts fine at the dock, but after sailing for several hours I have to turn it over several times to get it to start....
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Forum: Fuel System
09-24-2012, 09:05 AM
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Replies: 19
Views: 25,850
final update
Dave - you were correct. I pulled the plugs and they were badly fouled. I finally got to the bottom of it. When I reattached the carb I left the scavenger tube loose. In order to get it to idle...
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Forum: Fuel System
09-18-2012, 01:34 PM
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Replies: 19
Views: 25,850
I'm not sure about the timing. The boat is new...
I'm not sure about the timing. The boat is new to me, so that was set by the previous owner. I just know that it has never been a problem for me, but it is possible that what you are describing is...
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Forum: Fuel System
09-18-2012, 11:18 AM
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Replies: 19
Views: 25,850
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Forum: Fuel System
09-18-2012, 08:54 AM
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Replies: 19
Views: 25,850
update
Thanks for the responses. I finally got back down to the boat yesterday. I double checked all the hose clamps, they were tight. I think found the problem. I was able to tighten the scavenger tube...
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Forum: Fuel System
09-14-2012, 10:50 AM
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Replies: 19
Views: 25,850
Engine stalls when throttle increased
A couple of weeks ago I was taking the boat out and found that I had no power once I exited the marina. I turned around and went back in and the engine stalled when I brought it back to idle while...
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