Author Topic: Don't let me break something!  (Read 3024 times)

Offline jim_W

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Don't let me break something!
« on: October 30, 2015, 07:15:20 PM »
  I have never before had to deal with a connector like the one that connects the high pressure fuel line to the tank (fuel pump) on my 2009 CALVIN . Probably simple but before I break something, I thought in prudent to ask. Do I need some kind of special tool to disconnect it? It doesn't look like it should be too difficult but I don't know where to push, pull or pry. I would post a photo but I don't know how to do that ether   :embarassed:

Thanks in advance for your help.

 Jim
"There are a few must-haves in life. They are (1) air, (2) food and drink, (3) clothing, (4) shelter, and (5) a good revolver. Everything else is optional."

Offline jackson

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Re: Don't let me break something!
« Reply #1 on: October 30, 2015, 07:23:26 PM »
https://www.youtube.com/watch?v=4SYAS5xsUlo
The video will show you how it is SUPPOSED to disconnect.  Some disconnect much easier than others.  I had one Guzzi that disconnected using this method, first time, every time.  My current Guzzi would not and finally, the female connector broke so I re-hosed all the lines and put a high quality, quick connector in the line.
Hopefully, yours will be one that works like it's supposed to.
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Offline ITSec

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Re: Don't let me break something!
« Reply #2 on: October 30, 2015, 07:31:50 PM »
If it's like all the other modern Guzzis, that connector is a pain - and will continue to be so. First, disconnect the power to the fuel pump and then briefly start the bike - this will eliminate high pressure in the fuel line. Next, after lifting the rear of the tank to get access to the line, push the line and connector towards the elbow joint. This should (and I emphasize 'should') allow the collar at the end of the line enough play to be pressed back towards the line as the line is being pushed forward - this will then allow you to pull the line back (with the collar pressed back) and remove it from the joint.

After wrestling with this twice, I decided to do something else. I replaced the fuel line from the back of the factory connector to the T where it splits to the two throttle bodies. In this line, about 1/3 of the way and below the right side of the tank of my Norge, I installed a new quick disconnect from a racing supply shop (such as Summit). Make sure you order one with barbed fittings on both sides, and make sure you use new fuel line that is certified for bio-fuels (resistant to ethanol) and certified for fuel injection (high-pressure capable). This way, the factory fitting can be ignored, and the 8-10" pigtail just remains attached to the tank after you use the properly made one you installed.

BTW, this mod is standard practice on many BMWs and other bikes - the factory QDs are a pain across the board.
ITSecurity
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Offline Cam3512

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Re: Don't let me break something!
« Reply #3 on: October 30, 2015, 07:32:53 PM »
Disconnect the electrical wires to the pump, then hit the starter a few times.  This will depressurize the fuel lines and make it easier to disconnect the fuel line connector.   When you put it all back together, grease the connectors to make it easier next time.
Cam in NJ
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Offline jim_W

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Re: Don't let me break something!
« Reply #4 on: October 30, 2015, 07:42:54 PM »
  Thanks everyone. I'll give it a try in the morning. Didn't think it should be too hard but probably won't cone loose with pressure on it.
"There are a few must-haves in life. They are (1) air, (2) food and drink, (3) clothing, (4) shelter, and (5) a good revolver. Everything else is optional."

Offline smdl

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Re: Don't let me break something!
« Reply #5 on: October 30, 2015, 07:49:06 PM »
I just use the tip of a very small screwdriver to pop the little tangs outwards so they let go of the fuel line.  No effort, and it works every time!

Cheers,
Shaun
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Offline fotoguzzi

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Re: Don't let me break something!
« Reply #6 on: October 30, 2015, 08:15:21 PM »
. I would post a photo but I don't know how to do that ether   :embarassed:

Thanks in advance for your help.

 Jim
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MINNEAPOLIS, MN

Offline Scud

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Re: Don't let me break something!
« Reply #7 on: October 31, 2015, 01:00:54 AM »
I use a small wrench for a bit of leverage. I put it around the small plastic pipe and use it to push against the larger, grey connector.

The one in the video looks easier than mine - or he's got the magic touch...
1989 Moto Guzzi LeMans
2002 Moto Guzzi V11 Sport Scura
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Offline jim_W

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Re: Don't let me break something!
« Reply #8 on: October 31, 2015, 10:01:50 PM »
  Thanks everyone. I got it done today.  As some of you know, I bought this 2009 CALVIN at a salvage auction. It had only 6900 miles at the time and I figured it would be a nearly new bike at a low price after a bit of repair. The good news is I love the bike. The bad news is that it costs a lot of money to repair one of these when it's hurt bad. I've had it up and running for some time now and it's working very well. I am a bit disappointed with all the things I had to fix that were not accident related.  Today I replaced the high pressure  Y fuel line from the tank to the injectors.  It some how wore through from rubbing to something at some point. It was not rubbing on anything now so I assume the damage was done while the bike was still very new. It started leaking where it was rubbed. Glad I was home when I noticed it. Very small pin hole but very high pressure gasoline. Interesting job getting the air cleaner out so that I could access the connectors on the injectors.   With the air cleaner out, I discovered two of the bolts holding the top of the transmission to the frame were missing. A third was loose and the last one seemed to be still tight.  I've ridden her about 20,000 miles now so I guess it.s time I give every thing I haven't had apart a good going over.
Thanks again for your help. :grin:
« Last Edit: October 31, 2015, 10:28:03 PM by jim_W »
"There are a few must-haves in life. They are (1) air, (2) food and drink, (3) clothing, (4) shelter, and (5) a good revolver. Everything else is optional."

Offline krglorioso

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Re: Don't let me break something!
« Reply #9 on: November 01, 2015, 10:33:51 PM »
Proper disconnect of the OEM Guzzi quick connect is as follows:  Remove any way you can. Cut fitting from fuel hose.  Strike plastic POS fitting with hammer to render future frustrations over and done with.

Look up; beemerboneyard.com and buy one of their metal quick-connects.  Clamp and safety wire a 6" length of EFI hose 8mm i.d. onto the plastic elbow leading from the fuel tank "door".  Clamp one end of the new quick connect to this hose, other end to slightly shortened OEM hose that leads to the "Y" junction ahead of the injectors.  Absolutely drama-less quick connecting and disconnecting is in your future.

Ralph
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