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-   -   Cleaned Oil Coolers!!! (https://www.offshoreonly.com/forums/baja/159183-cleaned-oil-coolers.html)

Moses 05-25-2007 12:07 AM

Cleaned Oil Coolers!!!
 
Holy crap. Has anyone pulled the oil coolers from behind the motors of HP500's in a 36OL? After many hours of working them out, I finally was able to clean all the old impellers out of them. I will never ever dry fire my boat again. Lesson learned!:D Oh and Scott I found the trailer paper work.

JasonSmith 05-25-2007 11:00 AM

Great fun huh?! I've had to do it a couple of times. Parking on the beach like you are doing in your avatar doesn't help the impellers either. They will suck up sand from alot further down than you think.

outlawinil 05-25-2007 12:12 PM


Originally Posted by Moses (Post 2139954)
Holy crap. Has anyone pulled the oil coolers from behind the motors of HP500's in a 36OL? After many hours of working them out, I finally was able to clean all the old impellers out of them. I will never ever dry fire my boat again. Lesson learned!:D Oh and Scott I found the trailer paper work.

Just reverse flush them instead of taking them out

JasonSmith 05-25-2007 12:14 PM


Originally Posted by outlawinil (Post 2140507)
Just reverse flush them instead of taking them out

That will only work on the small pieces. The last time mine went, it sheared long pieces that wedged themselves in the coolers sideways. I had to use side cutters to get them out.

outlawinil 05-25-2007 12:19 PM

Define dry firing a boat...because a split second with no water can ruin a sea water pump.

jeff1000man 05-25-2007 12:25 PM

They do have those blue ones in the swap shop that are supposed to take a split second or so. When you first put your boat in the water. The pump is not primed.

Dock Holiday 05-25-2007 12:55 PM

I have been very lucky with over 700 total hours on three Baja's with a lot of coastal trips to have never lost an impellar.

NEVER dry fire an engine with the belt on the pump, and ALWAYS change your impellar and housing at the beginning of every season.

It works for me.

jeff1000man 05-25-2007 01:18 PM


Originally Posted by Dock Holiday (Post 2140556)
I have been very lucky with over 700 total hours on three Baja's with a lot of coastal trips to have never lost an impellar.

NEVER dry fire an engine with the belt on the pump, and ALWAYS change your impellar and housing at the beginning of every season.

It works for me.

That's about it. There are a lot of guys who wish they could get that kind of reliability.

outlawinil 05-25-2007 02:05 PM

[QUOTE=jeff1000man;2140530]They do have those blue ones in the swap shop that are supposed to take a split second or so. When you first put your boat in the water. The pump is not primed.[/QUOT

It is if the pump is below the waterline where you back your boat into...there is water right there against the impeller and some flowing by before you ever hit the starter...trust me

Strip Poker 388 05-26-2007 12:35 PM


Originally Posted by JasonSmith (Post 2140397)
Great fun huh?! I've had to do it a couple of times. Parking on the beach like you are doing in your avatar doesn't help the impellers either. They will suck up sand from alot further down than you think.



I back into the sandbar.But the motors are not running, never had a prob

jeff1000man 05-26-2007 01:47 PM

You have to turn quite a few rpm,s before you can get sand sucked through the low water pick ups, Unless you are 2-3" of water or have driven right on top of it.

Moses 05-27-2007 12:15 AM

Oh, if I told you guys all the dumb assss mistakes I have made you would all be cracking up. This is my first boat and I am learning at a rapid pace. Should be a great weekend or rest of one. I will be out Sunday and Monday. I will try to get some great pics.

yzbert 05-27-2007 08:17 AM

glad you found the paper work, put the boat in on friday night for the first time and the air conditioner pump drain plug was gone, and the shut off valve was stuck. took the vavle off stuck a rag in the hole, lubed the valve and got it back in leak fixed. started the engines went back to check for water, no water either side, took water pumps off yesterday going to flush the system and reinstal today. maybe nxt weekent will be nice.


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