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Search: Posts Made By: JOHN COOKSON
Forum: Introductions 03-19-2019, 11:41 AM
Replies: 3
Views: 146
Posted By JOHN COOKSON
Welcome Aboard

I've owned a Cat27 since the early 1980s. Hull #4446. 1980 model built in 1979. Been more than a few rounds with it.

I've replaced\serviced\maintained all the "external" engine parts over the...
Forum: General Maintenance 03-16-2019, 01:56 AM
Replies: 11
Views: 409
Posted By JOHN COOKSON
This exact one is on order from home depot. Has...

This exact one is on order from home depot.
Has anyone had any luck getting the lock nut loose using one of these? If I can get the lock nut loose then I can tighten the packing nut a tad and get...
Forum: General Maintenance 03-12-2019, 03:18 PM
Replies: 11
Views: 409
Posted By JOHN COOKSON
I noticed that after I posted. Can tell where my...

I noticed that after I posted. Can tell where my mind is at.

TRUE GRIT
Forum: General Maintenance 03-12-2019, 01:51 AM
Replies: 11
Views: 409
Posted By JOHN COOKSON
Packing Nut Wench?

The packing nut will not loosen even with repeted applications of penetrating oil followed by tapping. If I keep going after it the way I have been doing - with pipe wrenches - I'm going to round the...
Forum: Fuel System 03-11-2019, 05:25 PM
Replies: 4
Views: 221
Posted By JOHN COOKSON
After you lean the idle you might also notice: ...

After you lean the idle you might also notice:

Cleaner running spark plugs.

Hard starts, especially when the engine cold. If this happens check to be sure the choke is closing all the way.
...
Forum: General Interest 03-09-2019, 12:10 PM
Replies: 5
Views: 151
Posted By JOHN COOKSON
What are the compression test results? TRUE...

What are the compression test results?

TRUE GRIT
Forum: Cooling System 03-06-2019, 07:37 PM
Replies: 14
Views: 837
Posted By JOHN COOKSON
+1 on all of the above. Here's another...

+1 on all of the above.

Here's another reason I like the MMI pump.
The original oberdorfer pump leaked at the back plate. (RWC engine) I could not stop the leak no matter what I tried. I think...
Forum: Cooling System 03-05-2019, 01:41 AM
Replies: 14
Views: 837
Posted By JOHN COOKSON
The details the water pump grease cup are covered...

The details the water pump grease cup are covered on page 2-8 of the Moyer manual.
Every 50 hours or so give the grease cup two there turns to force more grease into the shaft area. Refill the cup...
Forum: Introductions 03-02-2019, 04:47 PM
Replies: 3
Views: 314
Posted By JOHN COOKSON
If you don't have one already I recommend that...

If you don't have one already I recommend that you buy copy of the Moyer A4 service and overhaul manual. It's a gold mine of information.

TRUE GRIT
Forum: Troubleshooting 02-26-2019, 05:29 PM
Replies: 15
Views: 427
Posted By JOHN COOKSON
What float drop setting are you using? Is there...

What float drop setting are you using?
Is there any fuel inside the float bodies?
What does the tip of the needle valve look like?
Did you change the needle valve and then seat at the same time? ...
Forum: Troubleshooting 02-26-2019, 02:11 AM
Replies: 15
Views: 427
Posted By JOHN COOKSON
A quick and easy way to check the accessory drive...

A quick and easy way to check the accessory drive bearing is to push on the pulley with a piece of wood while the noise is happening and see if the noise changes. Be very careful around moving...
Forum: Troubleshooting 02-25-2019, 05:01 PM
Replies: 15
Views: 427
Posted By JOHN COOKSON
How long has it been since you serviced the...

How long has it been since you serviced the advance? If the advance is sticky it will make for squirrely idle and running.
Catch some fuel in a clear jar and hold it to the light to see how much...
Forum: Fuel System 02-10-2019, 11:46 AM
Replies: 12
Views: 682
Posted By JOHN COOKSON
Before you adjust the idle be sure the ignition...

Before you adjust the idle be sure the ignition system is correct. As necessary adjust the advance, timing, and if you have points the dwell all to spec.
Then go to the carb and adjust the idle...
Forum: For Sale - Engines and Engine Parts 02-05-2019, 02:05 AM
Replies: 9
Views: 411
Posted By JOHN COOKSON
State and city where the engine is located please...

State and city where the engine is located please since you are requesting the buyer pick it up at location. This information will help you sell the engine on other listings.

TRUE GRIT
Forum: Troubleshooting 01-23-2019, 02:31 AM
Replies: 19
Views: 689
Posted By JOHN COOKSON
I tried a mechanical oil pressure from a...

I tried a mechanical oil pressure from a "boutique" auto parts store (Pep Boys).
It lasted ~ two years before it rusted out. A "marine rated" gauge would have lasted longer.

TRUE GRIT
Forum: Ericson 01-20-2019, 02:07 AM
Replies: 227
Views: 17,656
Posted By JOHN COOKSON
Get the engine running then shake all the wires...

Get the engine running then shake all the wires involved in the boat's and engine's parts of the ignition and electronic fuel pump circuits. Maybe the rough seas were breaking\ making a loose...
Forum: Cooling System 01-19-2019, 01:18 AM
Replies: 12
Views: 410
Posted By JOHN COOKSON
The pump is supposed to be self priming. But...

The pump is supposed to be self priming. But maybe it didn't work this time. Try priming the pump and see if you have better luck. Also did you carefully compare the old impeller to the new one to be...
Forum: Ericson 01-13-2019, 11:41 AM
Replies: 227
Views: 17,656
Posted By JOHN COOKSON
If you have an electronic fuel pump try shorting...

If you have an electronic fuel pump try shorting across or bypassing the OPSS.

TRUE GRIT
Forum: Cooling System 01-04-2019, 11:40 AM
Replies: 6
Views: 417
Posted By JOHN COOKSON
Serial side plate failure does not sound normal...

Serial side plate failure does not sound normal to me. My boat was launched in 1979 and still has the original side plate on its RWC engine.
This would be a good time to attempt to discover if there...
Forum: Fuel System 12-14-2018, 03:36 PM
Replies: 8
Views: 409
Posted By JOHN COOKSON
Lots of good ideas have been posted. Have...

Lots of good ideas have been posted.

Have you tried simply adjusting the idle mixture? Or maybe the idle speed adjustment has slipped.

Turn the idle mixture adjustment screw in till it seats...
Forum: Fuel System 12-14-2018, 01:34 AM
Replies: 27
Views: 984
Posted By JOHN COOKSON
Sometimes the tubing comes loose at the outlet...

Sometimes the tubing comes loose at the outlet vent and falls off. Depending on the design of the boat this can be tough to see and repair.

TRUE GRIT
Forum: Fuel System 12-13-2018, 08:18 PM
Replies: 27
Views: 984
Posted By JOHN COOKSON
The Nose Knows

+1 on this. If you have the fuel tank repaired so it doesn't leak and you still smell gasoline you have another leak somewhere.

TRUE GRIT
Forum: Drive Train / Propellers 12-05-2018, 06:14 PM
Replies: 31
Views: 1,068
Posted By JOHN COOKSON
I call a maneuver such as this practical not...

I call a maneuver such as this practical not cheap.

TRUE GRIT
Forum: Fuel System 12-01-2018, 11:42 AM
Replies: 27
Views: 984
Posted By JOHN COOKSON
Absolutely. Print what you find online and take...

Absolutely.
Print what you find online and take the printout to the West Marine store. Should work also if you buy online from West Marine also.

TRUE GRIT
Forum: Drive Train / Propellers 11-28-2018, 08:10 PM
Replies: 31
Views: 1,068
Posted By JOHN COOKSON
I don't know the answer to your question but I do...

I don't know the answer to your question but I do have one of my own.
What is the dip rate out of the stuffing box when the engine is in gear?
If you get the packing to tight you can burn the...
Showing results 1 to 25 of 500

 
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