power loss after 15 min

RLT III

Petty Officer 2nd Class
Joined
Jan 27, 2010
Messages
180
let it warm idled out to open water hit it 15 min later bog down thought maybe needed to bleed (new separator) so did took off and bog again could lower rpm for a min hit it and take off and bog again:mad:

had already rebuilt pump new separator and filter cleaned carbs got home to flush and noticed bubbles coming into filter so next day drained tank saw trash cleaned spotless blew out all lines put back together primed system did not see any leaks cranked it up after a bit saw bubbles again so squeezed bulb a few times and they stopped then came back squeezed bulb and they stopped and back again:confused:

my set up:moeller 15gl tank ,gas fill&tank vent(checked screen was clear) , brass or copper shut off valve into 3/8 copper line (ran in pvc) to rear below deck x2 crimp fasteners to 5/16 hose to 1 crimp fastener to bulb 1 fastener other side bulb then to separator screw clamp out from separator screw clamp to engine 90 deg elbow crimped from there all is zip tied connections to filter to pump to carb

As always this is the best site out there and thanks for any and all help:D
 

joed

Lieutenant Junior Grade
Joined
Sep 28, 2002
Messages
1,135
Re: power loss after 15 min

Could be engine overheating?
Could clogged fuel line. Someone on this site posted a picutre of a fuel line that had detiorated from the inside. Blamed on Ethanol in fuel.

What engine?
 

RLT III

Petty Officer 2nd Class
Joined
Jan 27, 2010
Messages
180
Re: power loss after 15 min

engine temp is always around 125
I blew all lines out
50 3cyl
 
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