Return to the home page...

Go Back   Moyer Marine Atomic 4 Community - Home of the Afourians > Search Forums

Showing results 1 to 25 of 500
Search took 0.69 seconds.
Search: Posts Made By: JOHN COOKSON
Forum: Introductions 09-08-2021, 03:14 AM
Replies: 3
Views: 255
Posted By JOHN COOKSON
If the engine has been in an area where the...

If the engine has been in an area where the temperature gets below freezing in the winter the first thing I would do is pressure test the block to be sure there is no freeze damage to the cooling...
Forum: Cooling System 09-07-2021, 09:45 PM
Replies: 28
Views: 724
Posted By JOHN COOKSON
If by chance the shaft is scored where the...

If by chance the shaft is scored where the packing contacts it the packing will never be right.

Water is going through the engine or around the engine via the bypass? By removing the thermostat...
Forum: Cooling System 09-07-2021, 06:41 PM
Replies: 28
Views: 724
Posted By JOHN COOKSON
The new packing is settling in. You will need to...

The new packing is settling in. You will need to continue to adjust the packing nut until it is "broken in" all the way.
I used to approach packing by adjusting the nut until I get the drip rate I...
Forum: Cooling System 09-07-2021, 02:16 PM
Replies: 28
Views: 724
Posted By JOHN COOKSON
Venting the area around the engine will help...

Venting the area around the engine will help dissipate the heat that is generated.
The running temperature of the engine is determined by the engin's (correctly working) cooling system not the...
Forum: Troubleshooting 09-07-2021, 12:56 PM
Replies: 8
Views: 5,929
Posted By JOHN COOKSON
Call Ken at MMI and ask him these questions. ...

Call Ken at MMI and ask him these questions.
Fuel should not be pooling in the carburetor throat.
Keep the valve(s) between the tank and the engine turned off except when the engine is being used....
Forum: General Interest 09-05-2021, 11:52 PM
Replies: 4
Views: 320
Posted By JOHN COOKSON
1. Remove the thermostat and put a valve on the...

1. Remove the thermostat and put a valve on the bypass. Closing the valve will direct 100% of the pump output through the engine.
2. Try an acid flush. Even though you boat on a lake (as I recall)...
Forum: General Interest 09-04-2021, 02:21 AM
Replies: 4
Views: 320
Posted By JOHN COOKSON
I had the same experience with the MMI pump. I...

I had the same experience with the MMI pump.
I ditched the tired Oberdorfer because it wouldn't stop leaking no matter what I did.
After I installed the MMI pump my running temp at cruise RPM...
Forum: Troubleshooting 09-03-2021, 11:50 AM
Replies: 9
Views: 507
Posted By JOHN COOKSON
Here's the MMI offering: ...

Here's the MMI offering:

http://moyermarine.com/product/starting-hand-crank-misc_01_74/

ex TRUE GRIT
Forum: Ericson 09-03-2021, 11:38 AM
Replies: 21
Views: 848
Posted By JOHN COOKSON
ANOTHER $0.02

ABSOLUTELY.

I got so tired of chasing electrical problems that I finally rewired the whole shebang - correctly. Getting rid of the "trailer plugs" was a big help.

ex TRUE GRIT
Forum: Electrical 08-28-2021, 05:47 PM
Replies: 9
Views: 517
Posted By JOHN COOKSON
Been down this road. This is really easy to do....

Been down this road. This is really easy to do. As mentioned, I'm sure having the pulleys in correct alignment will help the belt issue.

ex TRUE GRIT
Forum: Cooling System 08-24-2021, 09:15 PM
Replies: 6
Views: 386
Posted By JOHN COOKSON
HOW DO YOU KNOW IT'S NOT THE WIRING?

Disconnect the wire from the sending unit at the sending unit and gauge. Attach a jumper wire to one end of the sending unit wire and run the other end near the other end of the sending unit wire....
Forum: Cooling System 08-23-2021, 06:49 PM
Replies: 6
Views: 386
Posted By JOHN COOKSON
If you know the thread size of the new sending...

If you know the thread size of the new sending unit you can confirm that it will fit into the hole by twisting nipple of the same size into the hole.
I went to the hardware store and bought a short...
Forum: Polls 08-23-2021, 06:35 PM
Replies: 14
Views: 2,348
Posted By JOHN COOKSON
The handles can rust off too. I don't see any...

The handles can rust off too.
I don't see any problem with a series arrangement you mentioned.
If the valves are the original and\or you have any doubts about their integrity (it sounds as if you...
Forum: Polls 08-23-2021, 03:10 PM
Replies: 14
Views: 2,348
Posted By JOHN COOKSON
Electrolysis is a threat to underwater metals. ...

Electrolysis is a threat to underwater metals.
A proper "marine grade" installation should last indefinately with normal use.
Gate valves are a problem waiting to happen.
If you open and close the...
Forum: Electrical 08-21-2021, 11:11 AM
Replies: 9
Views: 517
Posted By JOHN COOKSON
Check the pulley alignment. This can be done with...

Check the pulley alignment. This can be done with a dowel or other straight edge that fits into the groves similar to how the belt fits into the groves.
Not sure this is true but lateral force on...
Forum: Troubleshooting 08-17-2021, 02:53 PM
Replies: 9
Views: 507
Posted By JOHN COOKSON
RELIABLE STARTING

Slight thread drift.

One of the first things I did after buying my boat (in 1983) was buy a hand crank. Found a genuine Universal one at West Marine. Back then West Marine sold a few A4 parts and...
Forum: Troubleshooting 08-16-2021, 08:55 PM
Replies: 9
Views: 507
Posted By JOHN COOKSON
Remember: Do not leave the key in the on...

Remember:
Do not leave the key in the on position for a long period of time when the engine is not running or you will fry the coil if the points\EI are in the closed position.

ex TRUE GRIT
Forum: Troubleshooting 08-14-2021, 08:55 PM
Replies: 24
Views: 1,221
Posted By JOHN COOKSON
Re plumb the new manifold using the Thatch...

Re plumb the new manifold using the Thatch Modification by introducing water into the manifold at its low end. This will eliminate air pockets in the manifold water passage which will result in...
Forum: Troubleshooting 08-13-2021, 06:50 PM
Replies: 24
Views: 1,221
Posted By JOHN COOKSON
Managed to find this. It took awhile. Post 2 #2. ...

Managed to find this. It took awhile. Post 2 #2.
www.moyermarineforum.com/forums/showthread.php?t=274

ex TRUE GRIT
Forum: Troubleshooting 08-13-2021, 05:59 PM
Replies: 24
Views: 1,221
Posted By JOHN COOKSON
I remember reading in the forum sometime in the...

I remember reading in the forum sometime in the past about a plug in the valve area between cylinders 2 & 3(?) that sealed a passage between the cooling system and the rest of the engine that failed....
Forum: Fuel System 08-11-2021, 05:01 PM
Replies: 11
Views: 561
Posted By JOHN COOKSON
The dumb questions are the ones that are not...

The dumb questions are the ones that are not asked.

If you mouse over underlined acronyms a bubble will appear with the meaning.

The OPSS is a "normal open" switch that closes when the oil...
Forum: Fuel System 08-11-2021, 12:36 AM
Replies: 11
Views: 561
Posted By JOHN COOKSON
This is sort of far out but still a possibility....

This is sort of far out but still a possibility. It happened to me twice. The engine would run fine until just about the time I pushed away from the dock. Then it would quit.
The OPSS can fail in...
Forum: Fuel System 08-10-2021, 01:56 AM
Replies: 11
Views: 561
Posted By JOHN COOKSON
Does closing the choke a bit help? Is the choke...

Does closing the choke a bit help? Is the choke fully open and closed when you think it is?

ex TRUE GRIT

Edit: A fuel pressure gauge would be helpful ........
Forum: General Interest 08-09-2021, 06:11 PM
Replies: 8
Views: 398
Posted By JOHN COOKSON
Agree with Neil. You have a very big and serious...

Agree with Neil. You have a very big and serious problem to deal with.

ex TRUE GRIT
Forum: General Interest 08-08-2021, 08:31 PM
Replies: 8
Views: 398
Posted By JOHN COOKSON
Before you start the engine after it has been not...

Before you start the engine after it has been not started for a day or so take the back flame off and check for gas in the carburetor throat.

ex TRUE GRIT
Showing results 1 to 25 of 500

 
Forum Jump

All times are GMT -4. The time now is 06:15 AM.


Powered by vBulletin® Version 3.8.9
Copyright ©2000 - 2021, vBulletin Solutions, Inc.


Universal® is a registered trademark of Westerbeke Corporation

Copyright © 2004-2021 Moyer Marine Inc.

All Rights Reserved