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Search: Posts Made By: Jari Hjerppe
Forum: RIB gallery 19 November 2004, 16:48
Replies: 1
Views: 1,169
Posted By Jari Hjerppe
Huet

We spent two days in Meriturva, Maritime Safety Training Centre, for Helicopter Underwater Evacuation Training.

Very good and efective training and the centre was very interestin place.

I...
Forum: RIBs & ribbing 27 September 2004, 08:08
Replies: 52
Views: 7,770
Posted By Jari Hjerppe
Humber

I've had Humber Assault 5m from the beginning of this season and I've been happy with the boat. Assault may look a bit like a work boat but its solidly built and is good value for money. With 50 hp 4...
Forum: RIBs & ribbing 24 September 2004, 18:20
Replies: 40
Views: 7,460
Posted By Jari Hjerppe
Tube pressure

Every now and then there is the question; how hard should the tube be? Question that is usually asked by the people who are new with inflatables and ribs.

Jari
Forum: Inflatable boats - SIBs and folding RIBs 14 August 2004, 16:27
Replies: 4
Views: 4,769
Posted By Jari Hjerppe
One guess more!

I would say 24-28 kts.

J
Forum: RIBs & ribbing 13 August 2004, 15:31
Replies: 27
Views: 4,036
Posted By Jari Hjerppe
Pressures

You are right. You shouldn't compare bicycle or car tyres to the tube of your boat.

Think about the diameter and construction of the car tyre compared to the boat tube. Boat tube feels very hard...
Forum: RIBs & ribbing 13 August 2004, 07:15
Replies: 27
Views: 4,036
Posted By Jari Hjerppe
0,2-0,25 bar

should be correct pressure for your boat. In RIB pressure can be lower, around 0,12-0,2 bar, but SIB needs harder tube to keep the boat in shape.

Do Not use compressor to fill your boat unless you...
Forum: RIBs & ribbing 06 August 2004, 16:51
Replies: 52
Views: 10,129
Posted By Jari Hjerppe
Aluminum is tough and long lasting hull material....

Aluminum is tough and long lasting hull material. It must be the cost of the manufacturing that makes al hulls so rare in ribs.

In Finland Al hard boats are very popular, for example Buster and...
Forum: Electrics and electronics 06 August 2004, 06:48
Replies: 14
Views: 2,402
Posted By Jari Hjerppe
Benefon

Take a look at http://www.benefon.com/catalogue/index.htm


Jari
Forum: RIBs & ribbing 27 July 2004, 17:40
Replies: 4
Views: 1,706
Posted By Jari Hjerppe
Thank you

Have to contact the UK distributor for the sample

J
Forum: RIBs & ribbing 24 July 2004, 19:50
Replies: 13
Views: 2,308
Posted By Jari Hjerppe
Thanks

Jari
Forum: RIBs & ribbing 24 July 2004, 19:28
Replies: 13
Views: 2,308
Posted By Jari Hjerppe
Hi Rupert

Good to hear that Humber did the good service.

By the way, what did you think about the Ocean Pro? Could you tell me something about the hull shape and the tube height compared to Assault?

Jari
Forum: RIBs & ribbing 22 July 2004, 13:54
Replies: 4
Views: 1,706
Posted By Jari Hjerppe
303 products

In R.I.B Intern. there was an article about the 303 products, 303 Aerospace cleaner and 303 Aerospace protectant. I have used the protectant for UV protection for my boats but have no experience...
Forum: RIB gallery 18 July 2004, 20:08
Replies: 3
Views: 1,554
Posted By Jari Hjerppe
Sunday morning

I woke up early and took my boat to the sea. Clear sky and calm water, what a morning!

There are many so called "boating harbours" in small islands along the coastline. I went to meet my friend...
Forum: Inflatable boats - SIBs and folding RIBs 17 July 2004, 16:38
Replies: 15
Views: 10,595
Posted By Jari Hjerppe
Zodiac Touring MK II C + Merc M15

I had Zodiac Touring 380 MK II C with 2 stroke Merc M15 outboard (same as Mariner 15 hp). With light load the max speed was around 20-21 kts. Zodiac is nice, stable and well made boat but the hull is...
Forum: RIBs & ribbing 05 July 2004, 08:24
Replies: 11
Views: 2,219
Posted By Jari Hjerppe
Sikaflex 292

For installing a seat I would choose Sikaflex 292. Check out www.sika.com , marine products.

Jari
Forum: RIB gallery 27 June 2004, 03:27
Replies: 6
Views: 2,079
Posted By Jari Hjerppe
Launching a BIG rib

This weekend is a traditional midsummer party and festival weekend in Finland. One mobile phone operator arranged rib ride for their customers in the local music festival. There is a small lake in...
Forum: RIBs & ribbing 17 June 2004, 04:57
Replies: 9
Views: 2,618
Posted By Jari Hjerppe
Assault 5m

Hi!

I received my 5m Assault early this year and so far I've been very pleased and happy with it.

Jari
Forum: Engines & props 26 May 2004, 15:40
Replies: 7
Views: 2,729
Posted By Jari Hjerppe
If you have to transport the ob with your car, I...

If you have to transport the ob with your car, I would choose 2-stroke. With 2-stroke engine you don't have to worry about the oil leaking out or into wrong place inside the engine. As you mentioned...
Forum: RIBs & ribbing 14 May 2004, 16:41
Replies: 8
Views: 1,251
Posted By Jari Hjerppe
If the tank is in the direct sunlight the...

If the tank is in the direct sunlight the temperature in the tank will increase, quite a lot if hot day, and that will increase the pressure inside the tank if the breather is closed. Keep the...
Forum: Engines & props 28 April 2004, 05:25
Replies: 33
Views: 4,500
Posted By Jari Hjerppe
Manual / running in

Visit at www.marinepower.com (http://www.marinepower.com) -> Download center

There you can find manuals (PDF files) for Merc/Mariner outboards.

Jari
Forum: Trailers & towing 23 April 2004, 15:11
Replies: 23
Views: 4,762
Posted By Jari Hjerppe
"Water grease"

I don't know if the copper grease can increase any corrosion. I use CRC's "water grease" for the prop shaft and other critical areas. It's very sticky and resists water well.
Normal spray vaseline...
Forum: RIB gallery 23 April 2004, 14:41
Replies: 13
Views: 6,709
Posted By Jari Hjerppe
Hello Gadge!

I received my H Assault 5.0m last January. The engine is now installed but remotes etc not. I'll do the rest of the job by myself.
When I took the boat for the ob installation I was told that the...
Forum: RIB gallery 20 April 2004, 16:25
Replies: 3
Views: 1,383
Posted By Jari Hjerppe
Merc installed

Took the boat today to the local Mercury dealer; Menokone, for the engine.
Forum: RIB gallery 17 April 2004, 17:03
Replies: 3
Views: 1,383
Posted By Jari Hjerppe
White keel rollers are custom made to support the...

White keel rollers are custom made to support the flat section of the keel. Rollers are made of 80 mm diam nylon bar.

Jari
Forum: RIB gallery 17 April 2004, 17:00
Replies: 3
Views: 1,383
Posted By Jari Hjerppe
Humber out from the winter storage

Time to get the boat on the trailer for the engine. Merc will be installed next tuesday.

Jari
Showing results 1 to 25 of 113

 



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