Re: Fuel tank leak - fuel pump cover or pressure release valve?
LOL! No.
The gaskets are synthetic rubber and our 88's was still fine to use with a new tank. It sounds like you are going to have to drop the tank for a look. Mike zarro wrote: > > Hi. thanks for the reply > > I crawled under the car and the leak definitly comes form either the > fuel pump cover or the valve. The pump is mounted in a indentaion in > the top of the tank and the gas funnels out from that., If the filler > hose was leaking the fuel would pour down from it, down the side that > wouldn't it? "My leak" pours down the front of the tank just behind > the differential. Also the leak stopped very quickly - my guess is > that it was only the fuel in the filler hose the driained awy. Efter > the leak had stopped the fuel gauge stull read full. My mechaniv > suggested that due to my habit of not filling the tank all the way up > the gasket on the fuel pump cover might have dried up and cracked. Is > that likely? > > Regards Snowman > > Mike Romain <romainm@sympatico.ca> wrote in message news:<422DAEB9.8744253F@sympatico.ca>... > > Did you see the leak or are you guessing? > > > > I have heard of more filler hose leaks than pump gasket leaks. The > > filler hose has a clamp on the tank that gets a bit loose. I don't know > > where your pump is, but on our Cherokee we would have to get down to 3/4 > > or lower to stop it's gasket from leaking and the pressure vent is dead > > top center so only the fuel that goes up the filler pipe can leak out of > > it, once the filler has emptied no more top leak. > > > > I have never heard of the pressure relief valve leaking, but.... > > > > Mike > > 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00 > > 88 Cherokee 235 BFG AT's > > > > zarro wrote: > > > > > > Hi > > > When filling up my ´94 Gr. Cherokee the other day I discovered it was > > > leaking fuel. The leak seems to originate from either the fuel pump > > > mounting or the pressure release velve on the the top of the tank. (So > > > when those first few liters in the top of the tank had drained away, > > > it stopped..) I've understood that the gasket on the fuel punmp cover > > > can start to leak which means i'll have to change it. What i'm > > > woondering is if anyone has any experience with the pressure release > > > valve leaking? We'we had very cold weather (- 20 C) for several days > > > preceding me discovering the leak. Might this have anything to do with > > > it? > > > > > > Regards - Snowman |
Re: Fuel tank leak - fuel pump cover or pressure release valve?
LOL! No.
The gaskets are synthetic rubber and our 88's was still fine to use with a new tank. It sounds like you are going to have to drop the tank for a look. Mike zarro wrote: > > Hi. thanks for the reply > > I crawled under the car and the leak definitly comes form either the > fuel pump cover or the valve. The pump is mounted in a indentaion in > the top of the tank and the gas funnels out from that., If the filler > hose was leaking the fuel would pour down from it, down the side that > wouldn't it? "My leak" pours down the front of the tank just behind > the differential. Also the leak stopped very quickly - my guess is > that it was only the fuel in the filler hose the driained awy. Efter > the leak had stopped the fuel gauge stull read full. My mechaniv > suggested that due to my habit of not filling the tank all the way up > the gasket on the fuel pump cover might have dried up and cracked. Is > that likely? > > Regards Snowman > > Mike Romain <romainm@sympatico.ca> wrote in message news:<422DAEB9.8744253F@sympatico.ca>... > > Did you see the leak or are you guessing? > > > > I have heard of more filler hose leaks than pump gasket leaks. The > > filler hose has a clamp on the tank that gets a bit loose. I don't know > > where your pump is, but on our Cherokee we would have to get down to 3/4 > > or lower to stop it's gasket from leaking and the pressure vent is dead > > top center so only the fuel that goes up the filler pipe can leak out of > > it, once the filler has emptied no more top leak. > > > > I have never heard of the pressure relief valve leaking, but.... > > > > Mike > > 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00 > > 88 Cherokee 235 BFG AT's > > > > zarro wrote: > > > > > > Hi > > > When filling up my ´94 Gr. Cherokee the other day I discovered it was > > > leaking fuel. The leak seems to originate from either the fuel pump > > > mounting or the pressure release velve on the the top of the tank. (So > > > when those first few liters in the top of the tank had drained away, > > > it stopped..) I've understood that the gasket on the fuel punmp cover > > > can start to leak which means i'll have to change it. What i'm > > > woondering is if anyone has any experience with the pressure release > > > valve leaking? We'we had very cold weather (- 20 C) for several days > > > preceding me discovering the leak. Might this have anything to do with > > > it? > > > > > > Regards - Snowman |
Re: Fuel tank leak - fuel pump cover or pressure release valve?
LOL! No.
The gaskets are synthetic rubber and our 88's was still fine to use with a new tank. It sounds like you are going to have to drop the tank for a look. Mike zarro wrote: > > Hi. thanks for the reply > > I crawled under the car and the leak definitly comes form either the > fuel pump cover or the valve. The pump is mounted in a indentaion in > the top of the tank and the gas funnels out from that., If the filler > hose was leaking the fuel would pour down from it, down the side that > wouldn't it? "My leak" pours down the front of the tank just behind > the differential. Also the leak stopped very quickly - my guess is > that it was only the fuel in the filler hose the driained awy. Efter > the leak had stopped the fuel gauge stull read full. My mechaniv > suggested that due to my habit of not filling the tank all the way up > the gasket on the fuel pump cover might have dried up and cracked. Is > that likely? > > Regards Snowman > > Mike Romain <romainm@sympatico.ca> wrote in message news:<422DAEB9.8744253F@sympatico.ca>... > > Did you see the leak or are you guessing? > > > > I have heard of more filler hose leaks than pump gasket leaks. The > > filler hose has a clamp on the tank that gets a bit loose. I don't know > > where your pump is, but on our Cherokee we would have to get down to 3/4 > > or lower to stop it's gasket from leaking and the pressure vent is dead > > top center so only the fuel that goes up the filler pipe can leak out of > > it, once the filler has emptied no more top leak. > > > > I have never heard of the pressure relief valve leaking, but.... > > > > Mike > > 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00 > > 88 Cherokee 235 BFG AT's > > > > zarro wrote: > > > > > > Hi > > > When filling up my ´94 Gr. Cherokee the other day I discovered it was > > > leaking fuel. The leak seems to originate from either the fuel pump > > > mounting or the pressure release velve on the the top of the tank. (So > > > when those first few liters in the top of the tank had drained away, > > > it stopped..) I've understood that the gasket on the fuel punmp cover > > > can start to leak which means i'll have to change it. What i'm > > > woondering is if anyone has any experience with the pressure release > > > valve leaking? We'we had very cold weather (- 20 C) for several days > > > preceding me discovering the leak. Might this have anything to do with > > > it? > > > > > > Regards - Snowman |
Re: Fuel tank leak - fuel pump cover or pressure release valve?
As Doug, and Mike already have said it is very rare for that O ring
to leak once seated, it under no twisting action that may wear them out, like their use at the Air Conditioning, power steering, and automatic transmission connection. http://www.----------.com/01XJfuelPump.pdf God Bless America, ßill O|||||||O mailto:-------------------- zarro wrote: > > Hi. thanks for the reply > > I crawled under the car and the leak definitly comes form either the > fuel pump cover or the valve. The pump is mounted in a indentaion in > the top of the tank and the gas funnels out from that., If the filler > hose was leaking the fuel would pour down from it, down the side that > wouldn't it? "My leak" pours down the front of the tank just behind > the differential. Also the leak stopped very quickly - my guess is > that it was only the fuel in the filler hose the driained awy. Efter > the leak had stopped the fuel gauge stull read full. My mechaniv > suggested that due to my habit of not filling the tank all the way up > the gasket on the fuel pump cover might have dried up and cracked. Is > that likely? > > Regards Snowman > > Mike Romain <romainm@sympatico.ca> wrote in message news:<422DAEB9.8744253F@sympatico.ca>... > > Did you see the leak or are you guessing? > > > > I have heard of more filler hose leaks than pump gasket leaks. The > > filler hose has a clamp on the tank that gets a bit loose. I don't know > > where your pump is, but on our Cherokee we would have to get down to 3/4 > > or lower to stop it's gasket from leaking and the pressure vent is dead > > top center so only the fuel that goes up the filler pipe can leak out of > > it, once the filler has emptied no more top leak. > > > > I have never heard of the pressure relief valve leaking, but.... > > > > Mike > > 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00 > > 88 Cherokee 235 BFG AT's > > > > zarro wrote: > > > > > > Hi > > > When filling up my ´94 Gr. Cherokee the other day I discovered it was > > > leaking fuel. The leak seems to originate from either the fuel pump > > > mounting or the pressure release velve on the the top of the tank. (So > > > when those first few liters in the top of the tank had drained away, > > > it stopped..) I've understood that the gasket on the fuel punmp cover > > > can start to leak which means i'll have to change it. What i'm > > > woondering is if anyone has any experience with the pressure release > > > valve leaking? We'we had very cold weather (- 20 C) for several days > > > preceding me discovering the leak. Might this have anything to do with > > > it? > > > > > > Regards - Snowman |
Re: Fuel tank leak - fuel pump cover or pressure release valve?
As Doug, and Mike already have said it is very rare for that O ring
to leak once seated, it under no twisting action that may wear them out, like their use at the Air Conditioning, power steering, and automatic transmission connection. http://www.----------.com/01XJfuelPump.pdf God Bless America, ßill O|||||||O mailto:-------------------- zarro wrote: > > Hi. thanks for the reply > > I crawled under the car and the leak definitly comes form either the > fuel pump cover or the valve. The pump is mounted in a indentaion in > the top of the tank and the gas funnels out from that., If the filler > hose was leaking the fuel would pour down from it, down the side that > wouldn't it? "My leak" pours down the front of the tank just behind > the differential. Also the leak stopped very quickly - my guess is > that it was only the fuel in the filler hose the driained awy. Efter > the leak had stopped the fuel gauge stull read full. My mechaniv > suggested that due to my habit of not filling the tank all the way up > the gasket on the fuel pump cover might have dried up and cracked. Is > that likely? > > Regards Snowman > > Mike Romain <romainm@sympatico.ca> wrote in message news:<422DAEB9.8744253F@sympatico.ca>... > > Did you see the leak or are you guessing? > > > > I have heard of more filler hose leaks than pump gasket leaks. The > > filler hose has a clamp on the tank that gets a bit loose. I don't know > > where your pump is, but on our Cherokee we would have to get down to 3/4 > > or lower to stop it's gasket from leaking and the pressure vent is dead > > top center so only the fuel that goes up the filler pipe can leak out of > > it, once the filler has emptied no more top leak. > > > > I have never heard of the pressure relief valve leaking, but.... > > > > Mike > > 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00 > > 88 Cherokee 235 BFG AT's > > > > zarro wrote: > > > > > > Hi > > > When filling up my ´94 Gr. Cherokee the other day I discovered it was > > > leaking fuel. The leak seems to originate from either the fuel pump > > > mounting or the pressure release velve on the the top of the tank. (So > > > when those first few liters in the top of the tank had drained away, > > > it stopped..) I've understood that the gasket on the fuel punmp cover > > > can start to leak which means i'll have to change it. What i'm > > > woondering is if anyone has any experience with the pressure release > > > valve leaking? We'we had very cold weather (- 20 C) for several days > > > preceding me discovering the leak. Might this have anything to do with > > > it? > > > > > > Regards - Snowman |
Re: Fuel tank leak - fuel pump cover or pressure release valve?
As Doug, and Mike already have said it is very rare for that O ring
to leak once seated, it under no twisting action that may wear them out, like their use at the Air Conditioning, power steering, and automatic transmission connection. http://www.----------.com/01XJfuelPump.pdf God Bless America, ßill O|||||||O mailto:-------------------- zarro wrote: > > Hi. thanks for the reply > > I crawled under the car and the leak definitly comes form either the > fuel pump cover or the valve. The pump is mounted in a indentaion in > the top of the tank and the gas funnels out from that., If the filler > hose was leaking the fuel would pour down from it, down the side that > wouldn't it? "My leak" pours down the front of the tank just behind > the differential. Also the leak stopped very quickly - my guess is > that it was only the fuel in the filler hose the driained awy. Efter > the leak had stopped the fuel gauge stull read full. My mechaniv > suggested that due to my habit of not filling the tank all the way up > the gasket on the fuel pump cover might have dried up and cracked. Is > that likely? > > Regards Snowman > > Mike Romain <romainm@sympatico.ca> wrote in message news:<422DAEB9.8744253F@sympatico.ca>... > > Did you see the leak or are you guessing? > > > > I have heard of more filler hose leaks than pump gasket leaks. The > > filler hose has a clamp on the tank that gets a bit loose. I don't know > > where your pump is, but on our Cherokee we would have to get down to 3/4 > > or lower to stop it's gasket from leaking and the pressure vent is dead > > top center so only the fuel that goes up the filler pipe can leak out of > > it, once the filler has emptied no more top leak. > > > > I have never heard of the pressure relief valve leaking, but.... > > > > Mike > > 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00 > > 88 Cherokee 235 BFG AT's > > > > zarro wrote: > > > > > > Hi > > > When filling up my ´94 Gr. Cherokee the other day I discovered it was > > > leaking fuel. The leak seems to originate from either the fuel pump > > > mounting or the pressure release velve on the the top of the tank. (So > > > when those first few liters in the top of the tank had drained away, > > > it stopped..) I've understood that the gasket on the fuel punmp cover > > > can start to leak which means i'll have to change it. What i'm > > > woondering is if anyone has any experience with the pressure release > > > valve leaking? We'we had very cold weather (- 20 C) for several days > > > preceding me discovering the leak. Might this have anything to do with > > > it? > > > > > > Regards - Snowman |
All times are GMT -4. The time now is 05:32 PM. |
© 2024 MH Sub I, LLC dba Internet Brands