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I have a 97 E series. It is leaking fuel. I haven't pulled everything apart yet, but from what I can see it is from the area around the fuel pump. Is it hard to change? Anything special I should watch for? Thanks for any help.
on the van i couldnt tell you how bad it could be i could imagine it being about the same as the trucks which isnt a bad job biggest thing is make sure the motor is a top dead center before you pull the pump to minimize the problem of dropping the tappet down into the motor. if you make sure and pull the pump strait up that will avoid that also. i use two lady slipper prybars to lift the pump up. theresw a good write up on steve baz's site about the pump replacement.
i would think on a van it would be easier due to being able to access the fuel pump from inside the cab. loosen all the bolts and hoses on the fuel pump and disconnect em. then get a 24mm socket and ratchet and spin the motor over from the crank. the fuel pump will pop right up and then you can lift it straight out.
buy the new blue hoses also and the banjo gaskets. if you need part numbers let me know.
Thanks for the replies. I never replaced one on a PSD, only gas engines.
Where is the tappet?
Part numbers would be helpful. Is a NAPA pump OK?
Where is Steve's site?
Thanks again for the help.
Last edited by trike1946; Jul 29, 2006 at 01:45 PM.
The tappet is in the bottom of the fuel pump. It rides on a cam lobe to operate the pump.
I don't have the part numbers with now, maybe some else does.
The NAPA pump is a Carter Pump in a NAPA box. As far as I know Carter is the only one that makes the pump for our trucks. Also check Advance & Auto Zone, I heard their pumps were cheaper, just look on the pump and if it's a Carter it will have Carter stamped on it.
Fuel Hose, BLUE (Aeroquip FC498-06)
(Ford) F4TZ-9324-CA, 3" Long lift pump to filter inlet
(Ford) F4TZ-9324-DA Shorter than above, Filter outlet to High Pressure (piston) pump inlet
(ORDER EACH ONE OF THOSE HOSES. 1 PACK COMES WITH TWO AND THE OTHER ONE. YOU NEED ALL 3)
I got the pump today and the banjo gasket and two of the hoses. I sent my partner to get them, which I think was a mistake. I ended up with one short hose and one long hose. Is the Aeroquip number from Ford? The pump is a Carter, I saw the stamp on it.
I looked at the pump. On the bottom I see what the tappet is. It looks as though it would drop right out if it was a little worn.
Will I end up with air in the lines when I change the pump?
You're right about the tappet droping into the engine, It will if you're not carful.
When you remove the old pump remove th ebolts that hold the pump, crank the engine by hand until the pump lifts up. This is where a buddy comes in handy. Doing this puts the lobe on the cam facing up and closes the gap for the tappet to fall through.
Use a dob of grease on the new one to hold the tappet in place.
You will have a small amount of air get into the system, the engine will stumble but it clears very quickly then you're go to go.
OK. Here is an update. Having all the advice made it possible to do without losing my mind. I pulled everything apart. What a bear. An E series is the worst thing to work on. There has to be a better place to put the pump. I had to remove the intake system and pull the turbo out. It took over three hours to get it out. I pulled the pump straight up and the tappet came out with it. I had to cut the hoses. To get it back together I had to take out the two bolts on the fuel filter. There was no way to get the hoses back without moving the filter. It was two short and one long hose. I had a set of extra hands, and it made a big difference.
I haven't started it up yet because I have two other related questions. As I took everything apart I noticed on the driver's side of the fuel filter there is something that looks like a sending unit. The book calls it a vacuum switch. It sticks out sideways. On the end of it is a small tube sticking out, maybe 1/2", that looks like it should have a hose on it. If it is a vacuum switch it should be connected to something to give it vacuum ???????. Does anybody know what it does and what it should be hooked to? Also, what makes the tappet come down on the pump. With grease on it it wasnt just dropping out. I hope I didn't put too much on it. Thank you.
Last edited by trike1946; Aug 5, 2006 at 07:45 PM.
The vacuum switch mounted on the fuel filter housing monitors vacuum in the fuel filter. When the vacuum exceeds 7 psi, the switch closes, causing the "Plugged Fuel Filter" lamp in the instrument cluster to illuminate.
The open end is just a breather to accomodate the internal pressure changes to vent to the atmosphere.
Just wanted to say thanks for all the help. You all saved me a lot of aggravation. I have been running around town with it and it seems great. No leaks. I am using it to tow a heavy trailer to the job tomorrow, but I expect it to be fine. Thanks again.
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