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Search: Posts Made By: ndutton
Forum: Cooling System 08-19-2018, 06:42 PM
Replies: 4
Views: 112
Posted By ndutton
Is the pinhole you're talking about in the...

Is the pinhole you're talking about in the diverter or the sideplate? As for the diverter, here's a picture. You decide.
Forum: Cooling System 08-19-2018, 03:33 PM
Replies: 10
Views: 286
Posted By ndutton
Correct again. All you have to get over is...

Correct again. All you have to get over is having a hose connected below the waterline without a valve in case of a problem. Some are good with that, some not. Then again, I don't see why a valve...
Forum: Cooling System 08-18-2018, 09:31 AM
Replies: 10
Views: 286
Posted By ndutton
Your understanding of the role an antisiphon...

Your understanding of the role an antisiphon plays is spot on as is your understanding of different exhaust systems. A waterlift system involves below the waterline components and therefore it's...
Forum: Ignition System 08-17-2018, 09:39 PM
Replies: 11
Views: 251
Posted By ndutton
Thanks Shawn. . . . . . Geeky???

Thanks Shawn. . . . . .

Geeky???
Forum: Cooling System 08-17-2018, 06:42 PM
Replies: 10
Views: 286
Posted By ndutton
They're available in aluminum from Summit Racing...

They're available in aluminum from Summit Racing and Jeg's for around $100.00, ebay has them in plastic for around $30. If you're looking for a better deal, check the local automotive junk yard. ...
Forum: Ignition System 08-17-2018, 06:28 PM
Replies: 11
Views: 251
Posted By ndutton
Some links suffered server change malaise. The...

Some links suffered server change malaise. The Rule of 2011 is simple, keep your electronic ignition circuit below 4 amps and go sailing with confidence. To achieve that use our ballast resistor...
Forum: Ignition System 08-17-2018, 10:35 AM
Replies: 11
Views: 251
Posted By ndutton
We have seen actual measurements vs. published...

We have seen actual measurements vs. published specifications can vary as much as +/- 10% on brand new, out of the box coils.
Forum: Ignition System 08-17-2018, 09:30 AM
Replies: 11
Views: 251
Posted By ndutton
That's an oversimplification Adam. The coil...

That's an oversimplification Adam. The coil issue emerged with the introduction of electronic ignition and its increased dwell. The critical parameter you need to control is ignition system...
Forum: Cooling System 08-16-2018, 11:34 PM
Replies: 10
Views: 286
Posted By ndutton
Here is my system with two electric coolant pumps...

Here is my system with two electric coolant pumps in series, header tank and recovery reservoir, water heater
Forum: Troubleshooting 08-16-2018, 08:12 PM
Replies: 12
Views: 386
Posted By ndutton
Chris, do you have a dwell meter? While we're at...

Chris, do you have a dwell meter? While we're at it can you please get an ohm reading on the coil secondary? It's measured with the engine off between the center large socket with the big wire...
Forum: Troubleshooting 08-16-2018, 10:24 AM
Replies: 12
Views: 386
Posted By ndutton
We want to be certain the alternator is producing...

We want to be certain the alternator is producing when the measurement is taken.
Forum: Ericson 08-16-2018, 10:05 AM
Replies: 148
Views: 6,758
Posted By ndutton
After two outings with the tiller the decision...

After two outings with the tiller the decision was made to go with a wheel. The Catalina 30 is a bear to tiller steer under power, a handful under sail too and accepting the aging process is...
Forum: Troubleshooting 08-16-2018, 09:51 AM
Replies: 12
Views: 386
Posted By ndutton
Primary resistance does change as the coil heats...

Primary resistance does change as the coil heats up normally in use but returns to spec when it cools down. You cold resistance measurement suggests pretty strongly that your coil has internal...
Forum: Ericson 08-15-2018, 11:26 PM
Replies: 148
Views: 6,758
Posted By ndutton
What year is your boat Bill? (Oops, nevermind,...

What year is your boat Bill? (Oops, nevermind, it's in your signature) The early 70's Newport 30 and 27 (I think) had their engine controls in the same place.

My Catalina 30 was originally...
Forum: Ignition System 08-15-2018, 11:19 PM
Replies: 12
Views: 257
Posted By ndutton
How about a toilet plunger? Saw off the wood...

How about a toilet plunger? Saw off the wood handle.
Forum: Ignition System 08-15-2018, 08:54 PM
Replies: 12
Views: 257
Posted By ndutton
I've never shared the moving belt proximity...

I've never shared the moving belt proximity concerns expressed in this thread, always grabbed the distributor on the reversing gear side well away from moving parts therefore in my view we are...
Forum: Ignition System 08-15-2018, 01:16 PM
Replies: 12
Views: 257
Posted By ndutton
You could do that but it's a long and imprecise...

You could do that but it's a long and imprecise process. Timing is best set with a timing light strobing on a timing mark, either the crankshaft roll pin or one of your own careful creation but that...
Forum: Ignition System 08-15-2018, 10:45 AM
Replies: 12
Views: 257
Posted By ndutton
The belt can be removed for a timing exercise. ...

The belt can be removed for a timing exercise. The engine will run for hours on a fully charged battery without alternator function or any other appliances operating. Figure 4 amps ignition...
Forum: Ericson 08-14-2018, 10:55 PM
Replies: 148
Views: 6,758
Posted By ndutton
If you ever decide to rewire your engine, that...

If you ever decide to rewire your engine, that would be a good time to consider relocating the gauges and controls to the helm. MMI carries all the necessary parts and the forum has several wiring...
Forum: Ericson 08-14-2018, 10:33 PM
Replies: 148
Views: 6,758
Posted By ndutton
Well, thanks and you're right, a good bunch of...

Well, thanks and you're right, a good bunch of guys here. Before you joined, the forum had a meet and greet last year in the Annapolis area. Meeting several of the folks who previously were just...
Forum: Ericson 08-14-2018, 10:19 PM
Replies: 148
Views: 6,758
Posted By ndutton
I think you just learned the shortcomings of that...

I think you just learned the shortcomings of that arrangement.
Forum: Troubleshooting 08-14-2018, 09:51 PM
Replies: 4
Views: 184
Posted By ndutton
No. Please appreciate that during the...

No.

Please appreciate that during the development of the EWDS and the many decisions along the way, affordability was paramount. Earlier, more elaborate prototypes would have cost thousands but...
Forum: Troubleshooting 08-14-2018, 12:45 PM
Replies: 4
Views: 184
Posted By ndutton
Well said Joe. I recently made a post that it...

Well said Joe. I recently made a post that it seems the majority of problems come from systems external to the actual engine, fuel and electrical for example, exactly what the EWDS monitors.

I...
Forum: Troubleshooting 08-13-2018, 09:06 PM
Replies: 12
Views: 386
Posted By ndutton
The EWDS monitors fuel pressure on the fly. It...

The EWDS monitors fuel pressure on the fly. It would have alerted you in seconds and identified the offending system, the fuel system in your case.
Forum: Troubleshooting 08-13-2018, 09:53 AM
Replies: 12
Views: 386
Posted By ndutton
. . . tests which also help determine if the...

. . . tests which also help determine if the issue is fuel or spark related thereby eliminating half of the search.

Please read
this post from 3 years ago....
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