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spudulike

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Had an ms250 tonight. Not feeding oil. Easy fix had two stroke in it. Bar had a huge chunk out of one side at the end. Looks like it has been hit hard with a hammer. And two chains to sharpen.

 

Not saying anything about how toe stroke ended up in the oil tank or how the bar had a chunk out of it but a few words of wisdom to the owner will never hurt.

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Had an ms250 tonight. Not feeding oil. Easy fix had two stroke in it. Bar had a huge chunk out of one side at the end. Looks like it has been hit hard with a hammer. And two chains to sharpen.

 

Not saying anything about how toe stroke ended up in the oil tank or how the bar had a chunk out of it but a few words of wisdom to the owner will never hurt.

 

Wonder if he thought it was an autolube tank for the 2 stroke? I've heard that one before :biggrin:

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By open ported I guess you mean the transfer ports and not the side skirt window ports in some pistons.

 

yes, you can portopen transfer port engines - you can open up the inlet and exhaust ports, not a lot to be done with the transfers.

 

I avoid clam shell engines as they are a PITA to take apart and squish is neigh on impossible to change!

 

Measured the 357XP the other day and it is running at around 14,900rpm and the spark plug is a nice tan colour!:thumbup:

 

Sorry, yes - meant transfer ports. Was thinking more along the lines of some of the better semi pro saws where they are pretty much just open ported pro saws (353/359/2159/42)

 

I still have a 357 and a 372 barrel sat on the shelf which both need the ali transfer cleaning off and if they aren't fubared, hopefully one day will get as far as sending for some spudding :biggrin:

Edited by Chris Sheppard
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Wonder if he thought it was an autolube tank for the 2 stroke? I've heard that one before :biggrin:

 

Hmmm I'm not sure as I havnt spoken to the owner of the saw yet. But I'm never one to judge anyone On how they use a saw. Just have to give the best advice I can when I return the saw or talk on the phone to see if they want a part replaced. If it was my saw it would have a whole new bar and a few new chains made up.

 

Going to have to seriously advice about the chunk on the bar as at best guess I can say it got stuck and they tried smashing it out with something harder than the bar. Hasn't done any good to the bar at all. I've ground the burrs off the bar and had a good look to see it its bent. It's not so its just one side that is damaged.

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Today was a day for clearing up a backlog of small machines. First there was this pair of Makitas. Now, I seldom see Makitas, yet alone see two identical models on the shelf at one time.

 

And i have never had two identical models with identical problems before. Both had failed coils.

 

Owners both decided to replace rather than repair, so two new saws sold

 

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Next up was a Tanaka brushcutter which would not pull any fuel through. I set it up for a crankcase pressure/vac test but the hand pump could not generate enough volume to overcome a leak, so quickly changed to the 'leak down tester'. This revealed a badly damaged rear seal. Could have saved the bother of the tests if I had looked a little closer first.

 

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Back to the MS200T fest, the saw known as "BEN" is now running, found out late last night that the piston was toast, cleaned the bore this morning and had a new Meteor piston kicking around, fitted a thinner base gasket and the saw responded nicely, good compression, level idle and revs nicely, just waiting for a couple of spares.

 

Checked the chain brake out and it was full of crud, the tie bar had broken as had the flat leaf spring which is a very common problem on brakes full of old sawdust. Fitted new parts and it clicks on and off nicely.

 

Pressure checks and vac test passed fine:thumbup:

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On with the next MS200Ts, this one is bogging down in the cut after a bit of use, have put the carb in the US cleaner but got to say it looked OK, piston is clean, exhaust ported on customers request.

 

It has passed the pressure and vac tests so seals, boots and impulse line are OK.

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Currently at a dealers workbench but got an extremely sick DR 13hp mower. It got very wet last weds and since then it had been running extremely rough. The oil was frothy after turning it over and the air inlet to the carb was black with soot as it has been blowing back with flames at the same time. I suspect we have water in the oil and carb but i have used it in downpours with no problems. Also got a BCS Flail awaiting a full bearing replacement on the flail head after the rear roller decided to go forward and get flung a fair distance by the flail hammers.

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