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Newsletter December 2008

Editor: Kris Steyn   082 619 5511   krissteyn@gmail.com

Wishing all our Members, Associates, friends Health Wealth and Great Happiness for 2009.
May the 2010 preparations leave you sane , civilized and not especially silly...


Scuttlebutt
(General Skinner)

Barry hasn't updated me on the doings of Foam and I have been too busy with the "Silly Season" to receive subtle news of what's happening. However, I have been in contact with Jorick who is restoring an old Dow in Mozambique and who is leaving Cape Town next week for Ibo, the island where he lives in Mozambique. Quite a few of the TBA members have been helpful to him in his un-usual quest and he is putting on a slide exhibition this Saturday at 4pm ; he has extended a warm invitation to the TBA fraternity to attend and have a cup of coffee and a chat with him and his happy family.
Place : The Millstone Coffee Shop & Farmstall, Oude Molen Village, Pinelands
Time : 16h00 Saturday 10th January


"Shore Leave"
(Social Calendar)

January 2009 Meeting :- . . .
Place : RCYC
Date :Thursday 29th January from 19h00

Due to the demise of the Atlantic Underwater Club, our future meetings will be held at the R.C.Y.C.
My friend from Scotland has brought me The Last Continent narrated by Donald Sutherland and its not been generally available here. Herewith a "comment" lifted off the net ..."The Last Continent" (aka "Le Dernier Continent") has been a sensation in Quebec - a million dollar + box office earner in la belle Province alone - and it's a documentary, an eco-adventure about a group of scientists who travel to Antarctica to study the effects of global warming. The film opens in English Canada this weekend from Seville Pictures.

Lemire opens the film with a brief history of Antarctic exploration. He makes specific comparisons to the famous Shackleton mission which saw the British explorer's boat trapped and stranded in ice, near death, before a dramatic rescue. The mission of this expedition is not unlike Shackleton's. The crew of the Sedna IV is to sail south, anchor beside a reef and encase itself in ice, which will then become their home base for study for the rest of the year.

It's a seemingly simple plan, but nature and irony strikes back quickly. The winter freeze-over doesn't arrive when it's supposed to. This causes much havoc - with only limited freezer space, their food must be rotated between the melting ice floor of the ground and their refrigerator on ship.

For the first two-thirds of the film the crew is in problem-solving mode - troubleshooting one problem after the next, including a dramatic tussle with a late summer storm. But when winter eventually comes, we finally get to see the stunning visual beauty of the environment. Because of the skewed hours of day and night, for certain periods of the year, it's an almost perpetual dusk. Lemire visualize this anomaly with a fantastic timelapse sunset shot like I've never seen before. Instead going down from the sky to the earth, the sun actually moves across the horizon, creating a permanent magic hour, which goes on for hours and hours.

The crew has great fun with the wildlife. Penguin fun is a plenty and there's one remarkably dramatic scene with a baby seal left abandoned by her mother.

Lemire spends some quality time getting to know the crew as well, which is where some of the most emotional content comes from. Mental health caregiver Mariano Lopez's tearful phone call home to his young daughter is an emotional reminder of the sacrifice the environment asks of its crew.

The title refers to Antarctica as being the last continent on Earth yet to be exploited by man. Despite not having any inhabitants, Antarctica is the place most affected by man's environmental irresponsibilities. The icecaps have subsided and glaciers are melting and the population of its animal life are dwindling.

"The Last Continent" isn't as effective as say, "An Inconvenient Truth" in helping opens our eyes to environmental concerns. Science and proselytizing is kept to a minimum. "The Last Continent" is about capturing the pristine beauty of a place, which is indirectly being spoiled and damaged by our malevolent behavior. Enjoy.

December 2008 Meeting :- . . .
Normally this takes the form of a Christmas party but due to the Dassen Island cocktail evening , the 2008 Xmas party was postponed . . . so we could make it an early 2009 party : please forward any suggestions to the committee.

November 2008 Meeting :
Alex , Antje and crew from Cape Windjammers provided us with a rare insight as to the current youths' exposure , involvement and passion for a tallship experience. We were treated to a home movie of the voyage to the northern climes and a young persons view of what was interesting and exciting.


"Fire Side Chat"
Pull up a chair with your favourite beverage and .....

MARINE DIESEL ENGINE SMOKE SIGNALS, by Rob Scanlan, U.S. Master Marine Surveyor:
Key-numbers as to how likely the problem:
[1]-Very Common.
[2]-Common.
[3]-Possible.
[4]-Rare.
[5]-Very Rare

The color and quantity of exhaust smoke tells a great deal about the condition of a marine diesel engine. All marine engines create smoke to some extent, but if the diesel engine is in good condition, the quantity will almost be invisible. Defects that affect the fuel, breathing or compression will prevent correct combustion and lead to excessive exhaust smoke.

Black Smoke is caused by partially burned fuel. When the fuel/air mixture increases there is insufficient oxygen present in the cylinders to complete the combustion process. Large quantities of carbon are then produced which appear from the exhaust as minute black soot particles. Engines with turbochargers have additional sources of black smoke.

Black Smoke Insufficient Air:
Causes: Air intake filter clogged [2] - Air intake restricted [3] - Exhaust restricted [3] - Leaking inlet or exhaust valves [4] - Poor engine room ventilation [4]

Black Smoke Excessive Fuel:
Causes: Defective injector(s) [1] - Incorrect injector nozzle [3] - Injector pump incorrectly set [4] - Low fuel grade [4]

Black Smoke Engine Overload:
As load increases the governor senses the slight decrease in RPM and adjusts the injector pump to deliver more fuel. If the engine becomes overloaded then the increase in fuel does not increase RPM and no extra air is being sucked into the cylinders. Net result - soot: Causes: Boat bottom dirty [1] - Propeller dirty/fouled [1] - Engine alignment incorrect [2] - Propeller incorrect [3] - Transmission incorrect ratio [3]

Blue Smoke:
More accurately the smoke will appear white with a hint of blue. It often takes a trained eye to differentiate. Blue smoke is caused by oil burning in the combustion chamber or hot exhaust system. Engines that have turbochargers have additional sources of blue smoke: Causes: High crankcase pressure [3] - Piston rings / cylinders worn [3] - Valve guides worn [3] - Valve seals defective [3] - Oil leaking into the intake from defective gaskets [4]

Steam:
If you are not sure whether the white cloud from the exhaust is smoke or steam then watch how it dissipates. Steam or water vapor will rise and clear fairly quickly especially in warmer temperatures. Smoke tends to stay closer to the water and take longer to dilute with the local breezes. Causes: Water vapor from condensing exhaust gases is normal in colder climates [1] - Insufficient raw water flow [2] - Excessive exhaust gas temperatures [4]

White exhaust smoke:
Unburned fuel that can be caused by excessive fuel or poor combustion. Note: Excessive periods at idle can cause a build up of unburned fuel within the exhaust system that will burn off in the first few minutes the next time the engine is operated under normal power. This condition is normal for diesel engines and common in sailboats that idle for lengthy periods charging batteries or running freezers.

White Smoke Poor Atomization of Fuel:
Causes: Injector nozzle stuck open [1] - Injector nozzle seat worn [1] - Injector pressure low [1] - Low ambient temperature [3] - Low fuel grade [4] - Injection timing retarded [4]

White Smoke Poor Compression:
Causes: Leaking inlet or exhaust valves [3] - Piston rings stuck in grooves [3] - Worn piston rings and cylinders [3]

White Smoke Water in the fuel:
Causes: Contaminated fuel [2] - Defective cylinder head gasket [3]

R.T. Scanlan, CMS/MMS/ACMS, Accredited & Certified Marine Surveyor,
www.mastermarinesurveyor.com


Members contribution
Thank you Charles Paice

TRADITIONAL BOATS

The River Thames is rich in nautical history. Many of you have been on that jaunt down the river. Join the ferry at Westminster Bridge. Downstream, on the right hand side, the replica of the "Golden Hind" appears in her dock. Further downstream, "HMS Belfast", a light cruiser of World War II era appears. Carry on and you pass St Katherine's Dock, home of the Thames Spritsail Barge. On the left we come to the Isle of Dogs where Brunel built his famous "Great Eastern" - the largest vessel for many years to come. And then we see a forest of masts on the right side. This is what we have come for. Arriving at Greenwich, we behold the "Cutty Sark" in her dock. Sadly a recent fire has damaged her and she is being repaired. My memories go back to the early days before this tragedy occurred.

"Cutty Sark"! All you intrepid mariners know the vessel, but how many of you know who/what the name means? It goes back many years and to this day no-one knows exactly why Captain John Willis, the owner, called her this name. It comes from the famous poem by Rabbie Burns, "Tam O' Shanter" and briefly means 'Short Skirt'.

The story starts with Market Day in the village. Tam never missed a market day as it was just another excuse for a drunk up.

At market-day thou was nae sober;
That ilker melder wi' the miller,
Thou sat as lang as thou had siller

Came closing time and the 'siller' ran out, Tam mounted his steed, the gray mare Meg, and headed for home. En route he passed a group of witches. They were having a party to welcome a young witch called Nannie who had just joined them.

Bur hornpipes, jigs, strathspeys, and reels,
Put life and mettle in their heels.

Nannie was wearing her best dress, a cutty sark made by her Grannie.

Her cutty sark, o' Paisley harn,
That while a lassie she had worn,
In longitude tho' sorely scanty,
It was her best, and she was vauntie.
Ah! Little kend thy reverend Grannie,
That sark she coft for her wee Nannie,
Wi' twa pund Scots ('twas a' her riches,)
Wad ever grac'd a dance of witches

Tam watched for a while but then the witches became aware of his presence, they gave chase and set off in pursuit. Meg showed a clean pair of heels and if only she could hold them off until she crossed the brook Tam would be safe as the witches could not cross it. Nannie, being young and agile, outstripped the others and as they approached the brook she reached out and grabbed Meg's tail. Meg managed to get away,

But left behind her ain grey tail;
The carlin claught her by the rump,
And left poor Maggie scarce a stump.

Rabbie ends with a warning to all drinkers.

Whene'er to drink you are inclin'd,
Or cutty sarks run in your mind,
Think! Ye may buy the joys oe'er dear;
Remember Tam o' Shanter's Mare.


"From the Crow's Nest"
(Editors' Bit)

Please join me in welcoming Josh Spencer to the committee as a "temporary" . His function hasn't been defined but he is willing to be on-board whilst in Cape Town.

The committee was placed in the interesting position of receiving sponsorship and trying to match the clubs interests with those of the sponser. After much ado , we settled on the Dassen Island Annual Cruise. After meeting with the RCYC and specifically Mathys Lourens (SY Mafuta) , we drummed up interest and support for the up-coming event. At final count 15 yachts signed up - which was better than expected. Sponsership waned slightly and the extra goodies were "postponed indefinitely" but we had a magnificent cocktail party at the RCYC. Commemorative Tshirts were freely distributed.

As all this coincided with the Xmas party, the committee (those of us available) felt that the cocktail party would be sufficient for the pre-xmas season. So we lost out on a party - and we need to remedy that - please give feed-back and suggestions.

The Cape/Bahia race is underway - please join me in wishing all the participants a safe and exciting voyage. I was offered a berth and had to think long and hard before refusing a fantastic opportunity.

SUBS : Please - on going through the payments - I have had several late payments but lots still outstanding.
The club is about to get new regalia and hasn't the funds to source new items - we need your contribution - PLEASE FEEL GUILTY and ASAP Pay Up

INVOICE
Traditional Boat Association

Annual subscription 2008 - 2009 R130.00

Please make cheques payable to Traditional Boat Association.
if posting , please post to purser's address
    Kris Steyn
    28 Esme Rd
    Newlands 7700

If paying direct , please deposit to our bank account

    First National Bank
    Rondebosch
    Branch code: 201509
    Account no. 59230029900
    Account name: Traditional Boat Association
    Reference: Your Name

Please remember if paying direct to include your name as reference.
All "un-identified" payments will be used in the Xmas party !

And finally : I will be away for some of March, April and some of May : can anybody out there help out with my duties ?
Kris Steyn (editor)


"Classifieds "
(or - Too Good To Throw Away)

I cant believe more stuff isn't out there waiting for an extended life... com'on guys !

ACUSHLA is For Sale. Click here for pics or Contact Tony Watts 031-7056577 / 078-6345274.

See you all at the next meeting ...............


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