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Boat Systems: General
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Engine/transmission Control Cables?? |
47059 |
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Thu May 17 12 3:11 AM |
Today
03:11 AM |
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Ccollar
Good day all,
I am doing some needed repair&replace of various components connecting to my engine and outdrive, and have run across something I am not familiar with. Here is the story:
I want to..... |
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NO Responses....
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Detroit:71 Series
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6-71: How susceptible to overheating? And a coolant question.. |
47054 |
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2
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Thu May 17 12 4:05 AM |
Yesterday
01:04 PM |
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Kenrbnj
Everyone,
Again, 1990 6-71 TIB with 2300 hours, 160 hours SMOH.
Running out at 1800 RPM I noticed the SB engine creeping past 180´F. These engines never run beyond 180´F. I brought the boat do..... |
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2 Responses....
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Yesterday
03:36 PM |
#1 |
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Ski in NC
Cylinder heads can crack if run hard while low on coolant. Usually you need to cook it pretty hard to do that. Sounds like you caught yours before major cooking.
These engines are not particularl..... |
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Today
04:05 AM |
#2 |
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Kenrbnj
Excellent. That´s good information. I take some solace in the fact there´s 12 gallons of coolant, with about 4.5 gallons lost. ..And by the time the engine was at 200´F, the engines were idling a..... |
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Caterpillar:3208 Series
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Exhaust emissions in 3208TA coolant |
47056 |
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2
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Thu May 17 12 1:19 AM |
Yesterday
06:02 PM |
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Pak
I am getting what appears to be exhaust emissions in my coolant and some blow by from the top of my radiator cap. Here is what I have done so far:
1. Static pressure test – using a standard radiato..... |
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2 Responses....
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Yesterday
11:28 PM |
#1 |
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Captjohn
Drew, it sure sounds like a head gasket. If you had an exhaust manifold leak I would imagine you would have had some coolant work its way into the cylinders. Not sure how to isolate which head it is b..... |
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Today
01:19 AM |
#2 |
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Dave
You have compression getting into the cooling system and the most likely cause is leaking head gaskets. |
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Caterpillar:3208 Series
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Mechincal tach sender for 3208 na 210 hp |
47050 |
VIEW/REPLY |
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1
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Thu May 17 12 1:17 AM |
Yesterday
01:58 AM |
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Islandpressure
Looking for mechanical tach sender for my ole school 3208 na 210 hp motor . Running Murphy gauges , I have gauage and sending cable, just need tach sender.... Any thoughts |
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1 Response....
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Today
01:17 AM |
#1 |
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Dave
I´m not sure what you mean by "tach sender" but the Cat pulse generator part number is 5N8176 or 1645524. This will connect to the tach drive and generate the pulse for an electric tachomete..... |
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Volvo:70,71,72,73,74,75 Series
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Racor Fuel Filter Inserts |
47058 |
VIEW/REPLY |
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1
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Thu May 17 12 1:05 AM |
Yesterday
07:37 PM |
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Capt Jason
What is consensus out there regarding micron size for Racor Turbine fuel filter elements? I was going to use 30 micron since I imagine the Volvo on-engine filters are close to the 2 to 5 micron size...... |
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1 Response....
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Today
01:05 AM |
#1 |
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David Amble
I had Volvo 74P engines in one of my previous boats and ran 10 microm (blue) elements in Racor 900MA filters; one per engine. I also fitted vacuum guages in way of the Tee handle and never had a prob..... |
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Cummins:QSB Series
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SmartCraft |
47031 |
VIEW/REPLY |
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Thu May 17 12 12:59 AM |
May 14 2012
11:26 AM |
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Spaceman
I am in the process of buying a 2007 Henriques 35 Express with QSB 5.9s. What parameters will the SmartCraft instrumentation display? Is fuel flow one of them and how accurate is it? |
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1 Response....
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Today
12:59 AM |
#1 |
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Handn
I have smart crafts on my QSC 540´s. They show almost everything you could imagine like gear temps and generator data assuming everything is hooked up and properly calibrated as it isn´t on my boat. ..... |
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Volvo:300 Series
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Need to adjust my valves KAD 300 |
47041 |
VIEW/REPLY |
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5
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Thu May 17 12 12:08 AM |
May 15 2012
03:00 AM |
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Jimmy Ng
I have a KAD 300 with 750 hrs. Last valve adjust was around 450-500hrs. I live on island in alaska without ready access to Volvo Penta mechanic. Anyone know which service manual addresses valve (24 va..... |
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5 Responses....
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May 15 2012
11:20 AM |
#1 |
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Richard Cook
I´m told my 24-valve KAD44P needs valves adjusted once at 200 hours, then only every 600 or so. I´ve stretched that I guess - 4600 hours so far with only several adjustments.
That said, I´d like t..... |
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May 15 2012
11:27 AM |
#2 |
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Lord Farringdon
You need the workshop manual: Engine Body. The fuel lines to the injectors have to be removed to get the valve covers off. Valve clearance is 0.40mm for both intake and exhaust valves.
Terry
Ed..... |
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May 15 2012
03:20 PM |
#3 |
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Richard Cook
Hi Terry,
Original owner of one of the earliest 44´s, since new in 1998. 4636 hours through last summer.
For the first 2000 hours we cruised mostly at 17-18 knots, 3300-3400 RPM. For the next 2..... |
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May 15 2012
05:14 PM |
#4 |
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Jimmy Ng
Thank you very much for info and specs. One other question, I understand that the 300 is basically a 4X series engine. Which, if any, of the engine manuals for the 4X series engines would be the same ..... |
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Today
12:08 AM |
#5 |
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Lord Farringdon
Jimmy
Here is the valve adjustment procedure attached. You will note the difference between the 4x series of engines which is primarily 12 valve vs 24 valve. The 44 and 300 are pretty much the same..... |
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Stern Gear:Prop Shafts, Struts, Bearings, Tubes, Seals
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Temperature Sensor on Dripless Shaft Seals |
47014 |
VIEW/REPLY |
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9
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Wed May 16 12 11:24 PM |
May 10 2012
05:03 PM |
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Capt Jason
Does anyone have experience rigging up a temperature sensor and gauge for their dripless shaft logs? Tides offers a kit that´s about $750 which includes an in-line temperature sensor that goes between..... |
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9 Responses....
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May 11 2012
11:16 AM |
#1 |
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Jay Leonard
Seems like an awful lot to pay to monitor that temperature. Try this for $30: http://www.partshelf.com/wireless-meat-thermometer.html I know a guy who uses one of these types in his engine room and h..... |
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May 11 2012
01:46 PM |
#2 |
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tomG
I routinely monitor shaft log temperatrues with an IR gun. Do you have decent access when underway? Once you get to 3" or larger in place temperature gauges and readings become more common. How b..... |
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May 15 2012
06:25 PM |
#3 |
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Johne
Look at Omega.com. They make all kinds of sensors, etc for process control. Many of the sensors have gone wireless, which makes it incredibly easy.
I agree that monitoring and keeping track of th..... |
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May 15 2012
09:55 PM |
#4 |
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Tomas Kempe
I have one of these Grainger 5XL18 about $30, in the engine room and with 10 foot cable that I can monitor at the helm. You could tape the sensor to a non-moving part of the seal and mount the display..... |
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Yesterday
12:45 AM |
#5 |
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Capt Jason
Thanks all for the input. They are 2 inch shafts. I like the idea of just a remote temp monitor on the shaft log. |
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Yesterday
01:43 PM |
#6 |
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Shrimp Murphy
I can not believe I had not thought of something like this. After years of up and down from the flybridge shooting the IR gun every hour or so, you would think the penny might drop .......
Tomas - an..... |
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Yesterday
05:55 PM |
#7 |
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Tomas Kempe
You have 10´cable and 50%-100%?? more probably is ok. Buy two units and extend in the middle should work, if not keep on shortening till it works. You may get a systematic error but as long as you see..... |
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Yesterday
09:46 PM |
#8 |
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Ed
Tomas you are right on about the PSS I had the exact same issue untill I put a valve in cooling water line and I keep the accordian a little more compressed than recomended. My next boat on the shop f..... |
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Yesterday
11:24 PM |
#9 |
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Tomas Kempe
Ed: It may be a good thing that stuff is seeping out when pressure gets higher, cleaning debris out. The pressure is not much since I have a dump on the side also, besides I usually go 1800-1900 rpm a..... |
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Volvo:300 Series
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DP-G out drives |
47052 |
VIEW/REPLY |
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4
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Wed May 16 12 9:12 PM |
Yesterday
06:07 AM |
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Grey Goose
I have a volvo penta 300A with a DP-G out drive. the raw water is picked up through the out drive, Does this water serve a purpose to the out drive itself.IE cooling or?
The reason i ask is if I were..... |
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4 Responses....
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Yesterday
06:37 AM |
#1 |
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Melida
I have the same setup KAD300-A matched to DP-G leg and picking the water from leg and discharging from leg exhaust.
Raw water also cools the outdrive gear lube before exiting under the cavitation p..... |
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Yesterday
07:25 AM |
#2 |
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Melida
Oh btw forgot to ask do you have single or twin engine?
What type of boat?
Performance numbers?
Mine is in a 2005 Searay 315 sundaner with SS C4 props.
Cruises at 3000rpm 18,5-20knots tops out at ..... |
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Yesterday
11:12 AM |
#3 |
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David
I know for jack shaft installations it is common to use the block off kit which disables the water pickup from the leg and exhaust port. I have seen them for the DPE drive (Seal Flange Kit 872238), I ..... |
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Yesterday
09:12 PM |
#4 |
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Islander34
Grey Goose,
You can run a T off the line going to the Volvo strainer and run another line from the added T to the Sea Strainer. Previous post was correct in the drawing of cool water thru drive. Yo..... |
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Detroit:92 Series
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V92ta Low Rpm Fuel Use |
47057 |
VIEW/REPLY |
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1
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Wed May 16 12 8:38 PM |
Yesterday
06:57 PM |
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Win B.
Does anyone have any fuel burn (GPH) data on 6V92TAs operated at 1,000 RPM or less.
Thanks, Win B. |
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1 Response....
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Yesterday
08:38 PM |
#1 |
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Ski in NC
Probably around 3-4gph each. Depends more on the boat than the engine. Some boats 1000rpm is around hull speed and easy to push, some boats are digging a hole at 1000 and will burn more fuel.
Pos..... |
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Transmissions:ZF Marine
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Routine Service on a ZF220A |
47046 |
VIEW/REPLY |
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5
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Wed May 16 12 7:26 PM |
May 15 2012
11:20 PM |
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Bill D
Hello All,
I thought I´d share my experience and observations when I serviced both
ZF220As on my 31 Blackfin Combi earlier today.
Both transmissions have a permament drain hose attached to one ..... |
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5 Responses....
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Yesterday
01:12 AM |
#1 |
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Tony Athens
Good Job on both the work & the documentation !!!
Tony |
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Yesterday
02:11 AM |
#2 |
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Nemier
Agreed!
I really appreciate the effort that BoatDiesel members take to document & post these maintenance procedures.
I personally learn a lot here. Thanks. : ) |
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Yesterday
03:45 PM |
#3 |
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Doug L.
Bill,
Thanks for the info. Where did you get the 36mm socket from?
Regards,
Doug L. |
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Yesterday
06:58 PM |
#4 |
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Anykine
Thanks for the info Bill. I need to do this also. Did you reuse the copper ring seal or buy a new one? What size is the copper ring?
Ron |
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Yesterday
07:26 PM |
#5 |
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Bill D
Doug,
I ordered the 36mm socket from Sears. 36 mm is not easy to find "off the shelf".
Ron, no probelm re-using the copper ring.
Not sure of the size.
If you were REALLY concerned ab..... |
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Caterpillar:C12
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Fresh water aftercooling C12 or C18 |
46617 |
VIEW/REPLY |
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9
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Wed May 16 12 4:55 PM |
Mar 22 2012
10:16 PM |
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Scotth
Anyone know if the C12 or C18 CATs can be freshwater aftercooled on keel coolers? Fromt he spec sheets it only says seawater. |
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Yesterday
04:55 PM |
#9 |
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Scotth
FWIW, NC machine is quoting keel cooled C12´s at 660 HP and 705 HP. Not entirely convinced this is a good idea, not sure who does the jacket water AC system (CAT or NC machine). Volvo D13 @ 700 is J..... |
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Cummins:B Series
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Overpropped |
47038 |
VIEW/REPLY |
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4
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Wed May 16 12 4:41 PM |
May 14 2012
09:47 PM |
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Will in AK
Last summer I did sea trials on my 47´ Bayliner w/ Cummins 6BTA5.9 engines. I am pulling the boat out of the water next week to change props to increase the maximum rpms and reduce the egt. I plan t..... |
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4 Responses....
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May 14 2012
10:37 PM |
#1 |
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Will in AK
The sea trial data erroneously states that the existing props are 24x24 3 blades. They are actually 24 x 24 4 blades. Will |
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May 15 2012
12:41 AM |
#2 |
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Ski in NC
Looks like stbd prop is loading that engine heavier than port. Get both props scanned when you get them off, and post the pitch data. Suspect stbd prop has more pitch. |
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May 15 2012
01:21 AM |
#3 |
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Bill D
Will,
I looked over your data. Nice to see someone new on the forum starting out looking for suggestions with decent data.
As you know 1st things 1st is accurate rpm data, you have that with the A..... |
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Yesterday
04:41 PM |
#4 |
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Jimbob
Bill,
I just received a 5 blade prop shipped from ZF in Taiwon.
Ordered it from Hunt in R.I. who built my 33 footer.
Price was about half the cost of any props i found in the U.S.
It came ..... |
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Cummins:B Series
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Fuel Polisher |
47013 |
VIEW/REPLY |
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15
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Wed May 16 12 4:17 PM |
May 10 2012
01:39 PM |
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Maka Koa
I was thinking about installing a homemade Fuel Polisher by installing T valves on the outlet from Racor & the return to tank with a pump. I would divert the fuel to the pump (shutting off fuel to the..... |
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15 Responses....
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May 10 2012
02:20 PM |
#1 |
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Mike Negley
I would use a separate filter just for the fuel polishing and a separate pump. If you plan to only use it at the dock than a 115 volt AC pump will be better using a timer to run an hour or two every ..... |
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May 10 2012
09:44 PM |
#2 |
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David Bourgeois
Mike, I love the idea of filtering the fuel with a seperate pump and filter set up, that is totally independant of the present fuel supply and return for the engines. The problem I have is the unatten..... |
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May 11 2012
04:43 AM |
#3 |
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David Amble
I did exactly that on a boat back in 2004. It worked fine. In the attached photo; both handles down for fuel to/from engine; both handles up, fuel to Walbro pump and then back to tank. I used 10 mi..... |
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May 11 2012
11:07 AM |
#4 |
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Maka Koa
That is what I am proposing. |
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May 11 2012
01:49 PM |
#5 |
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tomG
IF you have a 3 stage fleetguard filter setup why do you need fuel polishing? |
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May 11 2012
02:01 PM |
#6 |
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Maka Koa
I have a Racor Primary & then the Last Chance on the engine. My thought is that after a fishing trip the tank is usually stirred up & running the fuel completely through a filter at least then and ma..... |
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May 11 2012
02:44 PM |
#7 |
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tomG
Maybe the install of a fleetguard 3 stage would be cheaper and offer more protection. Not to mention it would be a lot easier to change out filters. |
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May 12 2012
01:28 PM |
#8 |
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Handn
x2, This is the setup I have on my engines and it has worked well for 2300 hours with common rail diesels and Mexican diesel. Check out the kits on Seaboard Marine website. |
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Yesterday
10:38 AM |
#9 |
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Threadfin
If you already have a good filtration system on your boat, any time the engines are running you are returning "polished" fuel to your tanks. If you have dirty fuel, it just means you have to..... |
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Yesterday
12:11 PM |
#10 |
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Ski in NC
Keep in mind your engines are "mission critical" or "safety related". Imagine losing an engine in a rough inlet and what the consequences might be.
Adding complexity to your ..... |
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Yesterday
12:17 PM |
#11 |
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Maka Koa
Thanks for the replies. I agree & don´t think it is necessary to add the system. I may how ever try to siphon out some from the bottom as I believe there may be a large amount of water in there. |
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Yesterday
12:37 PM |
#12 |
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Ski in NC
If you have access to the bottom of your tank, an occasional suck off the bottom is a very good idea. An outboard squeeze bulb fuel line, a length of 3/8" copper tube and a bucket is all that is..... |
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Yesterday
12:42 PM |
#13 |
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Maka Koa
I was going to go through the sender location? |
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Yesterday
12:52 PM |
#14 |
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Ski in NC
Sender location is fine. Try to figure out the bottom shape of your tank, and which way it tilts. The water is going to the lowest spot. If you are lucky, the low spot is accessible from the sender..... |
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Yesterday
04:17 PM |
#15 |
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Mike Negley
If your boat is using enough fuel to act as a fuel polishing device you don´t need fuel polishing. Commercial vessels and trucks seldom have a fuel contamination problem because there is enough new fu..... |
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Transmissions:ZF Marine
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Transmission temperature, ZF285A |
47034 |
VIEW/REPLY |
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5
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Wed May 16 12 3:51 PM |
May 14 2012
04:48 PM |
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Jmr733
I have a 2008 Cabo 35 FB equipped with twin QSC8.3 540 with ZF 285A transmissions. I have recorded engine/transmission data on a yearly basis so I have a baseline on operating parameters. Both engin..... |
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5 Responses....
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May 15 2012
12:24 AM |
#1 |
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Tony Athens
1) Some Gear cooler tubes blocked ??
2) Drop your oil level to the minimum on the dip stick and retest. If you are just a few ounces too high, you could easily run hot..
Tony |
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May 15 2012
12:31 AM |
#2 |
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Ski in NC
Those temps do seem much higher than usual. Plan on servicing the gear oil coolers. Sea water side might be fouled. |
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May 15 2012
03:32 PM |
#3 |
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Jmr733
Thank you Tony! I did note that the starboard (hottest) transmission oil was a touch above the full line. Port is right at full line. I will try lowering the oil in both of them as you suggest and ..... |
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Yesterday
01:47 AM |
#4 |
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Tony Athens
Remember: I do not know for sure, but you most likely have a "combo" gear cooler/fuel cooler..
Many of the gear cooler tubes could be clogged causing the trans temp to rise, yet the eng..... |
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Yesterday
03:51 PM |
#5 |
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Jmr733
You are correct that it has a combo cooler. I will try the oil level first.
If I have to clean the combo cooler tubes, are there some instructions online somewhere to guide me through this process..... |
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Detroit: General
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8v92ta Oil Change Intervals |
47055 |
VIEW/REPLY |
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1
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Wed May 16 12 3:32 PM |
Yesterday
03:06 PM |
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Tomcat
If running 24hours a day at 950-1050 rpm and 170 degrees how often would I need to change the lube oil? Every 100 hours seems excessive. |
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1 Response....
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Yesterday
03:32 PM |
#1 |
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Ski in NC
Running at those conditions, 100hr interval is probably excessive. On other engines in that service, 300hrs seems to work. On some, the fuel dilution becomes the major factor driving an oil change. ..... |
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