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> Dellorto problem. disaster averted, garage reeks of fuel
rhodyguy
post Jun 9 2013, 04:25 PM
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Chimp Sanctuary NW. Check it out.
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all set, ready for fire up, energize the pump (didn't spin the engine) and the pump doesn't quiet down (cb carb pump) as the bowls fill as it did with the webers. i look over and there's a thin fountain the coming up and fuel welling thru the square in between the main stacks on the dr side carb. puddles on top of both of the throttle plates.

the pass side has the duel banjo fitting. fuel supply line connects to one fitting and the other fitting is supposed to supply the dr side eliminating the need for a 'T". does it make any dif which fitting gets the pump supply and which one connects to the dr side carb? top fitting as opposed to bottom. the dellorto book mentions the dual banjo but doesn't specify if it makes a dif where the lines are/how hooked up.

i had just changed out the oil so i know the 3 1/2 quarts of BP will get dumped. any ideas?

k
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rhodyguy
post Jun 10 2013, 08:16 AM
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Chimp Sanctuary NW. Check it out.
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thanks rick. i checked the float/valve action when i took the top off yest. the valve operates freely as does the float swing. no sign of the floats full of fuel. whether the float height is correct, is uncertain. when i reinstalled the float plate and powered the pump up the crisis was gone. thomlinson' del book is not as comprehensive as the weber one. at least to me. i'll be buttoning up yesterday's take apart in awhile, bolting the triad up, and we'll see how things go. i haven't been this excited about the 73' in a loooong time.
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rhodyguy   Dellorto problem. disaster averted   Jun 9 2013, 04:25 PM
FourBlades   This happened to me twice when my float valves wou...   Jun 9 2013, 04:38 PM
rhodyguy   i was lucky not to have tried to start it. this wa...   Jun 9 2013, 04:50 PM
DBCooper   does it make any dif which fitting gets the pump s...   Jun 9 2013, 05:19 PM
nathansnathan   I had this same thing happening after about a year...   Jun 9 2013, 05:22 PM
rhodyguy   took the top off. big goober of debris was lying o...   Jun 9 2013, 05:41 PM
rhodyguy   while i'm under there...turn the key to the fi...   Jun 9 2013, 05:50 PM
rhodyguy   plugs out and it turns over nicely. briefly, all i...   Jun 9 2013, 06:04 PM
rhodyguy   a portion of the crap that was in the bowl. was ab...   Jun 9 2013, 06:11 PM
sixnotfour   Carb Stone, It wont pass though..   Jun 9 2013, 06:29 PM
rhodyguy   seriously? if the coil had been hooked up and the ...   Jun 9 2013, 07:04 PM
ThePaintedMan   If it was completely hydrolocked, it wouldn't ...   Jun 9 2013, 07:55 PM
nathansnathan   Hydrolock will definitely happen, cylinder is fill...   Jun 9 2013, 08:09 PM
rhodyguy   nathan, thanks for the tip about dellorto uk. othe...   Jun 9 2013, 08:49 PM
DBCooper   You didn't mention the needle valves. You say...   Jun 10 2013, 06:14 AM
rick 918-S   Kev, You may know this already but when viewing ...   Jun 10 2013, 07:54 AM
rhodyguy   thanks rick. i checked the float/valve action when...   Jun 10 2013, 08:16 AM
FourBlades   The thing which caused my floats to hang up was th...   Jun 10 2013, 09:29 AM


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