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Well here I am again with more bolts stripped this time it is the HFCM manifold cover bolts the top two I can almost get out with the ratchet but the bottem are the problems, I went and bought a new manifold kit and the new harness to change it out tonight so I can finally get to my injector project but now I dont know how to take these bolts out they seem somewhat soft and there definately rusted if someone can give me some ideas so that I can get this done in the morning (changing out HFCM manifold) it would be very appreciated I really want to complete my injector replacement tomorrow
That's a slippery slope without a backup plan. Have you tried soaking them with PB or anything to help loosen them up?
I read your other post. Is there another reason you need the HFCM cover off aside from the stripped plug?
I have not tried PB blaster going to have to buy some in the morning, reason I want it off so badly is the reason I have to replace these two injectors is from water contamination because the previous owner had a wix fuel filter and I do not want to put my new injectors in without getting this taken care of first, what should I use as far as trying to remove them? I think there 7mm bolts, needle nose pliers or something?
I have not tried PB blaster going to have to buy some in the morning, reason I want it off so badly is the reason I have to replace these two injectors is from water contamination because the previous owner had a wix fuel filter and I do not want to put my new injectors in without getting this taken care of first, what should I use as far as trying to remove them? I think there 7mm bolts, needle nose pliers or something?
I don't blame you there.
If you're going to work on it in the morning, get something on them tonight(WD-40, whatever). The more time it has to penetrate and do it's thing, the better.
Worst case scenario(besides a new pump) is that you'll have to drill the heads off, pull the cover, and then the bolt shanks will turn out with vice grips after being soaked with penetrating oil. If the threads get goobered up, there's a little meat to tap for new bolts.
Getting the pump off is pretty easy if you have a set of disconnect tools for the fuel lines($20).
It's the lines, electrical connectors, and 3 bolts to the frame.
If you're going to work on it in the morning, get something on them tonight(WD-40, whatever). The more time it has to penetrate and do it's thing, the better.
Worst case scenario(besides a new pump) is that you'll have to drill the heads off, pull the cover, and then the bolt shanks will turn out with vice grips after being soaked with penetrating oil. If the threads get goobered up, there's a little meat to tap for new bolts.
Getting the pump off is pretty easy if you have a set of disconnect tools for the fuel lines($20). It's the lines, electrical connectors, and 3 bolts to the frame.
Thank you for your responses William I am aware of all electrical connections and the fuel lines, however I have never disconnected a fuel line before, I did go to advance autoparts and purchased a 3/8" 5/16" fuel line removal tool although I am not 100% how to use it hopefully I wont end up with diesel fuel all over me haha, I am not aware of the three bolts I'm sure I could locate them I think I am going to use the entire removal of the HFCM as last resort
Thank you for your responses William I am aware of all electrical connections and the fuel lines, however I have never disconnected a fuel line before, I did go to advance autoparts and purchased a 3/8" 5/16" fuel line removal tool although I am not 100% how to use it hopefully I wont end up with diesel fuel all over me haha,
If the tool looks similar to the one I posted, it's pretty easy to use. Slide or clamp the appropriate sized tool over the manifold nipple and slide it into the fuel line fitting. It's going to spread apart the retaining tangs inside the fitting and the line can be pulled off. If it gives you trouble, try rotating the tool on the nipple. Be prepared, you may get a diesel bath.
Originally Posted by powerstroker100
I am not aware of the three bolts I'm sure I could locate them I think I am going to use the entire removal of the HFCM as last resort
Once you're ready, there are 3 nuts on the outside framerail that mount the HFCM to the frame.
thank you! it actually seems easier for me to just remove the whole hfcm and work on it, the disconnect tool I bought is shaped like a cross or X and the two ends connect to eachother it looks like this http://www.fordf150.net/howto/images/fuelpic1.jpg another thing that comes to mind is that in order to pull the hfcm down would the front drive shaft have to be down? I don't think it would fit between the frame and shaft, would I be able to just take off the four bolts at the front end of the shaft and sort of swing it out of the way while the rear end is still connected?
If the tool looks similar to the one I posted, it's pretty easy to use. Slide or clamp the appropriate sized tool over the manifold nipple and slide it into the fuel line fitting. It's going to spread apart the retaining tangs inside the fitting and the line can be pulled off. If it gives you trouble, try rotating the tool on the nipple.
Just to add a little to this, some times the tool doesn't want to slide in and you have to push and twist the fuel line over the tool, and they will pull right off. I have had a couple that were tricky but this worked.
Just to add a little to this, some times the tool doesn't want to slide in and you have to push and twist the fuel line over the tool, and they will pull right off. I have had a couple that were tricky but this worked.
I don't think it would fit between the frame and shaft, would I be able to just take off the four bolts at the front end of the shaft and sort of swing it out of the way while the rear end is still connected?
That should work, might want to wrap a strip of tape the whole way around the u joint that you disconnect to keep from loosing a cap and having needle bearing fall out. don't know how many times I've done that myself and had to but a new u joint cause I lost one of the needle bearings.
another thing that comes to mind is that in order to pull the hfcm down would the front drive shaft have to be down? I don't think it would fit between the frame and shaft, would I be able to just take off the four bolts at the front end of the shaft and sort of swing it out of the way while the rear end is still connected?
The entire HFCM can be removed without touching the front driveshaft. If you do end up purchasing an entire new HFCM and update harness, the part numbers are PFB-93 for the HFCM and 6C3Z-9F759-A for the update fuel heater delete harness.
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