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2012 AK sled build

Route hose up by steering column then back down to "catch tank". If yu look at my pic's a little farther back you can see what I mean. I purchased a turbo boost catch tank for $30.00 on ebay.... you can't make anything for that price. Most have a sight gage and breather filter.
 

DaveB said:
What ROV was that? I'm pretty sure the one I have is in a "off" position letting the air flow under normal operation and only draws power when the tether is activated, killing the motor and closing the ROV. A little red LED blinks, indicating the ROV is activated.

judging by your (smartass) comment you dont belive me or understand what problem I (and others I know) am having with the ROV system. and yes I know how it functions but thanks for letting others know how the ROV is supposed to operate...

over the last month I have had electrical issues with my sled. just cruising my snowmachine appeared to run fine but under longer heavy loads my engine/display would shut off completely then start itself right back up then run fine again for a little bit then do the same thing over again. brought it into the shop and checked over every single wire, solanoid, relay on this machine for any signs of wear, corrosion, and failure, replacing things and not finding the problem. about 2 weeks ago one of my buddies and ty'er here in dlg told me he was having the same problem. after talking about it with him after a couple more days of scratching my head in the shop about this he called me up, told me he disconnected the ROV from his sled and it started working perfectly again, and he actually says he gained a bit of power and track speed back again. so I did the same thing and now my snowmachine is working like it should again and hasnt been a problem since...

sorry nikoli for the thread derail...
 
This is what i found when conducting a few simple test in the shop, yes physically laying the sled on its side and upside down. Oil would run out 100% of the time when you laid the sled on the tank side but only about a cups worth and stop. It also lost oil when laid upside down, most all in tank.
It never lost oil when laid on the clutch side, why location of breather and shape of tank allowed for the oil to settle without coming out.
The cure was simple, i only had to catch about 500ml MAX of oil and return it to tank. A small simple catch bottle mounted on frame beside and above the tanks breather outlet.
When uprighted the small amount of oil will flow by gravity back to tank.
As for upside down situations, all you need is to install a breather hose from the catch bottle. Rout it up towards the steering post and then back down towards the oil tank. The key is to have the breather hose below the oil tank venting against the belly.
If the sled spends any real time upside down when you upright it you may lose a little oil, but just a little, just what was in part of the breather hose, no biggy. It will not dump your oil.
The only recommendation is get your self a Pingel teather to go with this mod.
I don't have pics but when i have a moment will try to snap a few to post.
 
Started on the new coolant filler/reservoir, whatever you would call it. Just need to cap the bottom and weld the filler neck on.

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Its as easy as opening up the thermostat housing cover (2 bolts) and pulling it out. I don't have a temp sensor so I couldn't tell you what my running temps are but I've never overheated.

There are no real pros or cons to removing it. I removed it because I had rerouted my cooling so it didn't really serve a purpose anymore. It's just in there to help the sled warm up quicker.
 


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