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Search: Posts Made By: Dave Neptune
Forum: Ignition System 11-22-2022, 03:10 PM
Replies: 5
Views: 366
Posted By Dave Neptune
Yes and no, use the meter from the post to ground...

Yes and no, use the meter from the post to ground with the key at start. To check the key there are two tests first from the hot side to ground then from the "switched to start side" of the key...
Forum: Ignition System 11-21-2022, 11:01 AM
Replies: 5
Views: 366
Posted By Dave Neptune
First double check the key-switch to be sure the...

First double check the key-switch to be sure the solenoid is getting a full voltage signal.
Did you wiggle and/or keep twisting the key to start? Sometimes a tap with a screw driver or lightly with...
Forum: Drive Train / Propellers 11-18-2022, 11:27 AM
Replies: 28
Views: 1,137
Posted By Dave Neptune
3 types

In my 45 plus years of operating a sailboat with an inboard engine I have used both dripless and packing styles in 3 ways.

First is the packing style packed with "flax" type seals. These are a PIA...
Forum: Cooling System 11-09-2022, 06:16 PM
Replies: 8
Views: 345
Posted By Dave Neptune
Al, I did not like the warm and cold proximity to...

Al, I did not like the warm and cold proximity to the sensor either and found it troublesome to get my bypass adjusted to where I could leave it alone at various speeds. What I did was to plug the...
Forum: Troubleshooting 11-09-2022, 12:41 PM
Replies: 4
Views: 328
Posted By Dave Neptune
First determine the state of the plugs (wet or...

First determine the state of the plugs (wet or dry) before doing anything. If the plugs are dry check spark. If they are wet, take out all of the plugs and be sure the water intake valve is closed!...
Forum: Troubleshooting 11-09-2022, 09:53 AM
Replies: 4
Views: 328
Posted By Dave Neptune
Check the spark plugs for moisture. And check to...

Check the spark plugs for moisture. And check to see if the oil level has risen or is milky.

Also confirm that you still have spark too.

Did you close the water intake? What did you check that...
Forum: Fuel System 10-31-2022, 12:14 PM
Replies: 12
Views: 626
Posted By Dave Neptune
Yes, you could still hit the high pressure but...

Yes, you could still hit the high pressure but with little volume or flow for higher RPM's and power.

With the bail you have far more travel for pumping whereas the engine only gives a little...
Forum: Introductions 10-31-2022, 10:58 AM
Replies: 8
Views: 527
Posted By Dave Neptune
First yes you should have the double action...

First yes you should have the double action t-stat for the "system" to work properly. I'd first try going without the t-stat and adjust the temp via "flow" with the bypass hose and a valve or clamp....
Forum: Fuel System 10-31-2022, 10:49 AM
Replies: 12
Views: 626
Posted By Dave Neptune
At 1 psi the engine will mot get enough fuel to...

At 1 psi the engine will mot get enough fuel to make much power at all. You need 2~3 at least. Time to check the pump and check valves. Not a bad job at all.

Also do be sure that the clamps and...
Forum: Fuel System 10-25-2022, 10:02 PM
Replies: 4
Views: 511
Posted By Dave Neptune
If you have any question as to the integrity of...

If you have any question as to the integrity of the fuel lines REPLACE them. A loose fitting, clamp or hose will also keep the pump from pumping by allowing air to be sucked in.

The crud in the...
Forum: General Interest 10-10-2022, 11:28 AM
Replies: 7
Views: 669
Posted By Dave Neptune
Question Noises

Did the "tapping" start abruptly? Valve tapping noise usually increases over time not all of a sudden unless something breaks. If the noise did start all of a sudden it could be a broken valve spring...
Forum: Cooling System 10-07-2022, 09:28 AM
Replies: 2
Views: 330
Posted By Dave Neptune
Exclamation Dave. if you still have access remove the lock...

Dave. if you still have access remove the lock washer. A flat washer will seal and a lock washer will leak through the split if any coolant gets past the threads which it eventually will.

Dave...
Forum: Overhaul 10-04-2022, 10:23 AM
Replies: 2
Views: 553
Posted By Dave Neptune
There are some oil galley plugs throughout the...

There are some oil galley plugs throughout the engine, they are threaded and use NPT plugs. There are also galleys that return and move unpressurized oil around to keep the trans oiled and oil...
Forum: Troubleshooting 10-01-2022, 11:57 AM
Replies: 8
Views: 598
Posted By Dave Neptune
If BOTH pumps are functioning (flowing well) it's...

If BOTH pumps are functioning (flowing well) it's time to look at the HX as it may be fouled or plugged.

Dave Neptune :cool:
Forum: General Maintenance 10-01-2022, 10:30 AM
Replies: 5
Views: 602
Posted By Dave Neptune
#1: The picture is of a PCV valve (Positive...

#1: The picture is of a PCV valve (Positive Crankcase Ventilation) supplied by Indigo. It is a vast improvement and a good upgrade to the A-4 or any old engine without one. It controls the gasses...
Forum: General Interest 09-25-2022, 12:06 PM
Replies: 3
Views: 505
Posted By Dave Neptune
How many RPM's are you talking about? If the prop...

How many RPM's are you talking about? If the prop is fouled and the engine is at idle speed it would die once the throttle was advanced as there would be little flow to carry fuel to the cylinders...
Forum: Introductions 09-22-2022, 08:19 AM
Replies: 11
Views: 1,044
Posted By Dave Neptune
Mike, water can ingress a couple of ways other...

Mike, water can ingress a couple of ways other than the one you mentioned. It can get in if there is a breech in the manifold which is an easy pressure check across the two water fittings. The other...
Forum: Drive Train / Propellers 09-21-2022, 07:59 PM
Replies: 2
Views: 264
Posted By Dave Neptune
First welcome to the MMI forum. Yes to...

First welcome to the MMI forum.

Yes to draining the oil.

Yes it can be done in the water by being prepared and getting everything loose when ready to slide the shaft.

Once you have cleaned...
Forum: Troubleshooting 09-20-2022, 02:29 PM
Replies: 12
Views: 769
Posted By Dave Neptune
Good seals

The info you are getting is good and I would like to mention one more thing.

Unless the "hose fittings" are good and snug AND the "seal" on the strainer usually an "O-ring" is properly sealed it...
Forum: Cooling System 09-14-2022, 05:35 PM
Replies: 6
Views: 428
Posted By Dave Neptune
Oops, thought he was referring to a Catalina...

Oops, thought he was referring to a Catalina model number, not a Westerbeke diesel.

Sorry, out

Dave Neptune :cool:
Forum: Cooling System 09-14-2022, 02:00 PM
Replies: 6
Views: 428
Posted By Dave Neptune
First welcome to the MMI forum. If you have a...

First welcome to the MMI forum. If you have a blockage a back flush may free it up for a while bit it is still there and will return again.

You stated that you had good flow to the pump so that...
Forum: Drive Train / Propellers 08-30-2022, 01:31 PM
Replies: 7
Views: 1,019
Posted By Dave Neptune
Lightbulb My trans popping out of gear!!!!!

When I bought my boat it would slip out of gear when more that half throttle was applied:eek:. My problem was that the trans forward adjusting ring was set to tight and would not go into the...
Forum: Fuel System 08-30-2022, 12:59 AM
Replies: 19
Views: 6,411
Posted By Dave Neptune
On my Volador I to used a "dip stick". My tank...

On my Volador I to used a "dip stick". My tank tapered deeper from my access through the filler so I "T-eed off the fuel line" to bleed the fuel from the mechanical pump into a gas can until the...
Forum: General Interest 08-23-2022, 11:07 AM
Replies: 9
Views: 722
Posted By Dave Neptune
Smile Shawn, as you know I made the leap (fall) last...

Shawn, as you know I made the leap (fall) last year and even relocated to the middle of the country. I absolutely understand how difficult it is to give up sailing. I do envy you in that you are...
Forum: General Interest 08-22-2022, 07:34 PM
Replies: 5
Views: 489
Posted By Dave Neptune
Thumbs up Kudos Don

Wow, interesting. I never heard of "scrapple" being a west coaster and had to look it up. So what is the "slicer" and is it powered by an A-4 (ha ha).
I have seen Don's work first hand so I imagine...
Showing results 1 to 25 of 500

 
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