Forum: Engines & props
07 September 2022, 21:45
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Replies: 15
Views: 1,305
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Forum: Engines & props
02 September 2022, 16:25
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Replies: 0
Views: 526
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Forum: Engines & props
20 May 2022, 12:06
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Replies: 0
Views: 586
Yamaha 70BETO idling problems
Hi guys, I need help (once again)!
I eventually got my engine cooling problem solved, (BIG shout out to Davie at David Anderson Marine).
I launched a couple of weeks ago, engine started easily, ...
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Forum: Engines & props
11 March 2022, 16:31
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Replies: 15
Views: 1,305
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Forum: Engines & props
11 March 2022, 16:22
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Replies: 15
Views: 1,305
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Forum: Engines & props
11 March 2022, 16:19
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Replies: 15
Views: 1,305
Hi, sorry Matata just got round to coming back...
Hi, sorry Matata just got round to coming back onto the forum.
Basically when the engine is running, when/ if water is coming from the tell tail it is so hot it's almost steam. The overheat alarm...
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Forum: Engines & props
12 January 2022, 10:52
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Replies: 15
Views: 1,305
Thanks for the help guys.
To put it in a...
Thanks for the help guys.
To put it in a nutshell, the engine starts first, second time every time on the key, I'm assuming (perhaps wrongly ) that the engine running is fine, and that the...
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Forum: Engines & props
06 January 2022, 18:32
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Replies: 15
Views: 1,305
Yamaha 70beto engine repair mechanic wanted
Hi, as per my messages last year I have the above engine which I'm really struggling with.
I need professional advice as to where to go next. I've changed so many parts ( big thanks to Davie @ David...
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Forum: Engines & props
10 September 2021, 10:45
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Replies: 54
Views: 3,628
TM Morris, thanks so much for your invaluable...
TM Morris, thanks so much for your invaluable help.
At present I have.
Both exhaust manifolds and gaskets off.
Both water jacket and cylinder head and gaskets off.
Every waterway, channel and...
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Forum: Engines & props
09 September 2021, 21:49
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Replies: 54
Views: 3,628
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Forum: Engines & props
09 September 2021, 21:38
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Replies: 54
Views: 3,628
Thanks for replying Jon.
I'm a complete...
Thanks for replying Jon.
I'm a complete novice, this is my first boat, very green. His reasoning at the time was that if the oil injection failed for any reason it would cause a whole lot of...
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Forum: Engines & props
09 September 2021, 17:00
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Replies: 54
Views: 3,628
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Forum: Engines & props
09 September 2021, 16:41
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Replies: 54
Views: 3,628
Guys, can anyone tell me what would be the...
Guys, can anyone tell me what would be the outcome of me putting too much oil into the petrol?
When I had the waterways cleaned of salt and crude, the guy convinced me to ditch the auto lube and to...
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Forum: Engines & props
09 September 2021, 15:57
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Replies: 54
Views: 3,628
Thanks for the reply Jon.
Today. Removed water...
Thanks for the reply Jon.
Today. Removed water jacket and cylinder head, removed exhaust covers (a bit too easy, Davie Anderson said I may have to keep heating up the engine to get some of these M6...
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Forum: Engines & props
08 September 2021, 11:26
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Replies: 54
Views: 3,628
As per Davie Anderson's pointers, today I've...
As per Davie Anderson's pointers, today I've removed the lower leg once again and fit my hose pipe onto the water uptake.
There seems to be no leakage coming down from the upper reaches of this...
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Forum: Engines & props
07 September 2021, 20:29
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Replies: 54
Views: 3,628
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Forum: Engines & props
06 September 2021, 18:55
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Replies: 54
Views: 3,628
One last thing. I have a multimeter with a...
One last thing. I have a multimeter with a temperature probe attachment which I've been using to check temperatures.
I've checked the opening temperature of the thermostat and I checked the tell...
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Forum: Engines & props
06 September 2021, 18:51
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Replies: 54
Views: 3,628
Thanks for the input guys!
Tomorrows tasks. ...
Thanks for the input guys!
Tomorrows tasks.
Check spark plugs. Connect a battery drill onto the drive shaft and run the lower leg in the water butt. (The lower leg is removed at present). Put a...
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Forum: Engines & props
05 September 2021, 22:27
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Replies: 54
Views: 3,628
Many thanks Tim for your thoughts.
The engine...
Many thanks Tim for your thoughts.
The engine is a two stroke three cylinder.
I have had the engine running well probably 2 years ago with lockdown etc.
I went to take my grandkids out for a run,...
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Forum: Engines & props
05 September 2021, 15:29
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Replies: 54
Views: 3,628
Can I somehow connect a hosepipe to the water...
Can I somehow connect a hosepipe to the water uptake with the bottom of the leg removed?
Where would surplus water go that isn't expelled from the tell tail?
I'm clutching at straws now........
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Forum: Engines & props
05 September 2021, 15:24
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Replies: 54
Views: 3,628
Excellent pointer Davie.
Just been out and...
Excellent pointer Davie.
Just been out and measured the end of the uptake pipe, 20mm up from the mating face.
The uptake pipe should fit well into the impeller housing, and seal via the rubber "O"...
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Forum: Engines & props
04 September 2021, 17:04
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Replies: 54
Views: 3,628
Water uptake.
I need help once again, I'm getting to the end of my patience, knowledge and tether!
I've changed most things on the water uptake on my Yamaha 70hp outboard and I'm still getting the engine overheat...
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Forum: Engines & props
03 August 2021, 11:58
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Replies: 5
Views: 654
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Forum: Engines & props
03 August 2021, 09:23
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Replies: 5
Views: 654
Brilliant that Davie, that's what I kind of...
Brilliant that Davie, that's what I kind of thought.
So, i have the two levers, long and short. The two plastic bushings are maybe reusable, but the brass knurled connecting rod and spring are...
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Forum: Engines & props
02 August 2021, 14:55
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Replies: 5
Views: 654
YAMAHA 70BETO tilt/lock lever.
Hi guys, Ive eventually got round to looking at my seized tilt/lock lever.
I managed to remove the two cotter pins from the starboard side, with no idea how it all came apart ( I have the manual...
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