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> D Jetronic help for a new guy please
Wyvern
post Oct 30 2015, 03:08 PM
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Hello .
New here and did search but not finding what I "think" I am asking.

73 1.7 with D jet .... running very rich .
Starts well cold .... flooded warm and again very rich.

I checked the fuel pressure by t-ing off the line just after the drivers side injectors.
I had a reading of 70 lbs .
The pressure regulator seemed suspect to me and was "a bit rough" .
Purchased a new one and still at 70 lbs ???

Help much appreciated . I have read the many write ups by using google but seem to be a bit lost .

thanks for any help / direction
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Wyvern   D Jetronic help for a new guy please   Oct 30 2015, 03:08 PM
914itis   Fuel pressure must be at 30 ponds max . The regula...   Oct 30 2015, 03:22 PM
76-914   Check your return line for a restriction/crimp som...   Oct 30 2015, 03:33 PM
JamesM   Is your return line plugged?   Oct 30 2015, 03:51 PM
914_teener   1. Make sure the gauge is calibrated. 2. Like Jam...   Oct 30 2015, 04:24 PM
914_teener   Whoops....one other thing after you check the MPS ...   Oct 30 2015, 04:26 PM
Wyvern   Thanks guys ... Yes I do have a book, and know to...   Oct 30 2015, 04:51 PM
Wyvern   Thanks guys ... Yes I do have a book, and know t...   Oct 30 2015, 05:42 PM
Jeff Bowlsby   We like photos...show us what you have.   Oct 30 2015, 05:46 PM
Wyvern   this is what my schematic looks like   Oct 30 2015, 06:15 PM
Wyvern   the single feed line   Oct 30 2015, 06:17 PM
Wyvern   & the "Y"   Oct 30 2015, 06:18 PM
luskesq   That explains the high pressure. You need a retur...   Oct 30 2015, 06:21 PM
Wyvern   Thanks ... this is odd . just purchased the car fr...   Oct 30 2015, 06:41 PM
SirAndy   I am running on 70 lbs pressure Don't ... Unl...   Oct 30 2015, 07:03 PM
Wyvern   I am running on 70 lbs pressure Don't ... Un...   Oct 30 2015, 07:37 PM
Wyvern   [quote name='SirAndy' post='2259000' date='Oct 30...   Oct 30 2015, 07:53 PM
Chris H.   I am running on 70 lbs pressure . Ugh I start...   Nov 2 2015, 04:55 PM
r_towle   Well, if you have a more modern replacement fuel p...   Oct 30 2015, 08:24 PM
jacksun   the following is how I installed the stainless ste...   Oct 31 2015, 03:39 AM
Jeff Bowlsby   That's a correct install, nothing else to comm...   Oct 31 2015, 08:12 AM
Dave_Darling   I still do not understand the "Y" and h...   Oct 31 2015, 01:03 PM
SirAndy   I still do not understand the "Y" and ho...   Oct 31 2015, 03:41 PM
Porschef   I'd say you've been nothing short of lucky...   Oct 31 2015, 07:09 AM
r_towle   From what I recall when shopping for a pump last t...   Oct 31 2015, 02:13 PM
Wyvern   :worship: THANKS ! I re-routed the new lines ...   Oct 31 2015, 08:45 PM
jacksun   never mind the below, as i missed the following ...   Nov 1 2015, 05:27 AM
SirAndy   something inside the pump allows for fuel to be ro...   Nov 1 2015, 11:52 AM
Wyvern   And off to Cars & Coffee today ... was fun to...   Nov 1 2015, 01:00 PM
r_towle   Confess, What type of line did you run through th...   Nov 1 2015, 04:45 PM
914_teener   He is attending the bbq aforementioned.   Nov 1 2015, 04:58 PM
Wyvern   The PO or P - PO had been in there . Lines at the...   Nov 2 2015, 11:15 AM
Jeff Bowlsby   Danger Will Robinson...! Rubber fuel lines th...   Nov 2 2015, 11:59 AM
Wyvern   ^^^ thanks & understand . I just needed to kn...   Nov 2 2015, 03:06 PM


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