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Forum: Marlow - Mainship 03-08-2021, 05:21 PM
Replies: 24
Views: 1,253
Posted By bglad
I put my dial indicator on the top of the strut...

I put my dial indicator on the top of the strut with the stem on the propeller shaft, then push the shaft up. In your case it sounds like .045 is the clearance. I agree with what Ski said. If it is...
Forum: Marlow - Mainship 03-08-2021, 06:11 AM
Replies: 24
Views: 1,253
Posted By bglad
The specs below are for a new installation....

The specs below are for a new installation. Buships Technical Manual advises 2" shafts should have minimum clearance of .017, maximum of .091. The maximum clearance is very generous.

In many cases...
Forum: Welcome Mat 02-20-2021, 08:27 PM
Replies: 32
Views: 1,489
Posted By bglad
Some boats from that era had two 120-volt 50-amp...

Some boats from that era had two 120-volt 50-amp cords. 120-volt 50-amp is not common these days except on lakes. It is not too onerous to switch to one 240-volt 50-amp. Then, you would be fine with...
Forum: Grand Banks 01-09-2021, 07:46 PM
Replies: 15
Views: 760
Posted By bglad
FYI the lift in the photos is a 70-ton capacity

FYI the lift in the photos is a 70-ton capacity
Forum: Grand Banks 01-09-2021, 07:46 PM
Replies: 15
Views: 760
Posted By bglad
The lift operator will want to know where the end...

The lift operator will want to know where the end of the keel is and avoid going over it. They will position the forward slings ahead of the engines. Once they start lifting they will check whether...
Forum: Grand Banks 01-09-2021, 07:23 PM
Replies: 15
Views: 760
Posted By bglad
1990 model hauled

These photos might help
Forum: Electrical and Electronics & Navigation 01-06-2021, 05:10 AM
Replies: 27
Views: 1,572
Posted By bglad
If the zincs were untouched you should probably...

If the zincs were untouched you should probably double check they are still connected to your bonding system...
Forum: Grand Banks 01-06-2021, 04:58 AM
Replies: 273
Views: 13,809
Posted By bglad
I picked on your choice of boats but now that you...

I picked on your choice of boats but now that you are in the thick of it here is a little practical advice. First thing I do before I start any boat work is put these on. Light weight, stay up well,...
Forum: Electrical and Electronics & Navigation 01-02-2021, 08:30 AM
Replies: 37
Views: 2,908
Posted By bglad
Are you using a clamp meter for your test? Which...

Are you using a clamp meter for your test? Which conductors are you clamping? If you are clamping all of them then you are measuring the marina leakage. To check for AC current leakage you should...
Forum: Power Systems 12-26-2020, 07:16 AM
Replies: 40
Views: 1,870
Posted By bglad
My nickname for sound shields is "generator...

My nickname for sound shields is "generator coffin". I am always surprised when I look inside one and do not find a mess...
Forum: Grand Banks 11-28-2020, 08:08 AM
Replies: 273
Views: 13,809
Posted By bglad
More honesty

If you cannot/will not afford to buy a boat like this in good condition then you should not buy this one. There is no free lunch. You will pay for it either way, and because it is wood you will pay...
Forum: Electrical and Electronics & Navigation 11-28-2020, 07:39 AM
Replies: 11
Views: 583
Posted By bglad
Last full current ammeter setup I saw on a...

Last full current ammeter setup I saw on a Defever 44 was turning 14.7 volt alternator output into 12.2 at the batteries. Too long a run and too many series connections for a low voltage circuit....
Forum: Electrical and Electronics & Navigation 11-27-2020, 07:05 AM
Replies: 13
Views: 543
Posted By bglad
I think in this instance a ground lug on the...

I think in this instance a ground lug on the inverter case was not connected. Nothing to do with attempting to polarize the inverter AC output. That is typically done inside the inverter box...
Forum: Electrical and Electronics & Navigation 11-27-2020, 07:01 AM
Replies: 13
Views: 543
Posted By bglad
The grounding lead goes the same place as the...

The grounding lead goes the same place as the inverter battery negative connection. That should be nearby too.

Most inverters have this type connection that previously was considered for providing...
Forum: Electrical and Electronics & Navigation 11-09-2020, 06:48 AM
Replies: 73
Views: 3,615
Posted By bglad
ABYC does not appear to specifically disallow...

ABYC does not appear to specifically disallow them but with a caveat. They would need to be a GFCI type which could be accomplished outside the engine room. Even then you would still have the risk of...
Forum: Electrical and Electronics & Navigation 11-05-2020, 07:51 PM
Replies: 34
Views: 3,328
Posted By bglad
Shore power comes into each switch. AC generator...

Shore power comes into each switch. AC generator connects to both switches. Connect AC generator to one then jumper to the other. AC generator needs to be wired straight 120-volt versus 240-volt....
Forum: General Discussion 10-20-2020, 05:56 PM
Replies: 19
Views: 1,629
Posted By bglad
You may have picked the line up in the marina. I...

You may have picked the line up in the marina. I have seen that happen on several occasions.

While hauled out check continuity between the trim tabs and rudder. If one side has continuity and is...
Forum: General Maintenance 10-19-2020, 06:11 AM
Replies: 53
Views: 3,692
Posted By bglad
Do not reapply gelcoat to the repair. I find it...

Do not reapply gelcoat to the repair. I find it with blisters on every hull I have seen that has gelcoat sprayed around bow thruster holes, underwater exhaust, trim tab pockets etc. that are...
Forum: Power Systems 08-14-2020, 05:47 AM
Replies: 70
Views: 3,712
Posted By bglad
I have encountered a couple instances of engine...

I have encountered a couple instances of engine vibration caused when the cushy mounts were not equally weighted. Like a four legged table not resting level on the floor the engine will be very...
Forum: Grand Banks 03-21-2020, 08:55 PM
Replies: 13
Views: 1,003
Posted By bglad
This one is plastic:...

This one is plastic: https://www.westmarine.com/buy/nicro-ventilation--pvc-clamshell-vent-2-1-2-h-x-4-1-2-w-x-5-l--183384?recordNum=4
Forum: General Discussion 03-21-2020, 08:50 PM
Replies: 68
Views: 3,214
Posted By bglad
An extra breaker will help you to be a smidge...

An extra breaker will help you to be a smidge safer. Making sure your hull shore power connection is in good shape will make you much more safer. Most of the shore power related fires are from...
Forum: Grand Banks 03-21-2020, 08:31 PM
Replies: 13
Views: 1,003
Posted By bglad
Groco strainers

Maybe one in this flyer will work.
Forum: Electrical and Electronics & Navigation 12-20-2019, 05:07 PM
Replies: 29
Views: 1,974
Posted By bglad
It is possible one cord powers air-conditioning...

It is possible one cord powers air-conditioning only without a main breaker for that circuit (if you have air-conditioning). Lot of older boats power and sail were retrofitted that way. The shore...
Forum: General Discussion 11-10-2019, 07:05 AM
Replies: 39
Views: 1,414
Posted By bglad
It is good to know if the batteries are an...

It is good to know if the batteries are an immediate concern. I have seen plenty of times where the time it took for a short haul was enough to cause worn batteries to struggle restarting or not...
Forum: Electrical and Electronics & Navigation 07-28-2019, 04:03 AM
Replies: 7
Views: 485
Posted By bglad
I chased a sound like that one day for about 30...

I chased a sound like that one day for about 30 minutes. Turned out to be the stereo system. It was between channels and was just transmitting some form of static.
Showing results 1 to 25 of 330

 
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