[NoVa-Corvairs] August Meeting and Work Completed
justin smalley
jp0181 at yahoo.com
Sun Aug 19 21:54:27 EDT 2012
Anyone ever heard of this?
If you have been driving down a road for a considerable time and engine is hot and you suddenly glide to a halt, as if you have no gas, and yet you do, you may have this condition.When the engine compartment temp is hot enough to turn the fuel in the pump and lines into vapor, the gas vapor expands pushing the fuel left in the lines back into the tank. Thus, your car is only running on the little fuel in the carburetor bowl area, which is not much. Once used, you stop and must wait until the engine cools off enough for it not to happen. However, it also happens frequently after the car has been parked between 10-30 minutes on a hot day in the sun. The reason for this is because today’s gas contains more alcohol which has a lower boiling point than the gas of the 1960s. Corvair engines run hot, hence the issue to be aware of. The ONLY thing a corvair owner can do is to install an electric fuel pump inside their gas tank or near it. It is not necessary
to remove the mechanical fuel pump. Connect the electric pump to the fuse box under the dash at the radio terminal for 1960-66, and at the IGN Fused one for 67-69.--- On Sun, 8/19/12, Justin Paul <jp0181 at yahoo.com> wrote:
From: Justin Paul <jp0181 at yahoo.com>
Subject: Re: [NoVa-Corvairs] August Meeting and Work Completed
To: "Northern Va Corvair Club" <novacc-list at corvair.org>
Cc: "Northern Va Corvair Club" <novacc-list at corvair.org>
Date: Sunday, August 19, 2012, 9:00 PM
After reading up. The later models pump can be used I just have to use the later models pushrod.
Sent from my iPhone
On Aug 19, 2012, at 8:54 PM, Justin Paul <jp0181 at yahoo.com> wrote:
> Or an extra battery charger or jump start I can borrow. Would be appreciated. I'm in the process of trying to get things.
>
> Sent from my iPhone
>
> On Aug 19, 2012, at 8:37 PM, Justin Paul <jp0181 at yahoo.com> wrote:
>
>> If anyone has an extra pump they all apparently fit eachother?!
>>
>> Sent from my iPhone
>>
>> On Aug 19, 2012, at 8:21 PM, Justin Paul <jp0181 at yahoo.com> wrote:
>>
>>> Thank you! I will try all methods. Really appreciate it.
>>>
>>> Sent from my iPhone
>>>
>>> On Aug 19, 2012, at 8:12 PM, "jjwallen" <jjwallen at cox.net> wrote:
>>>
>>>> Justin,
>>>>
>>>> I have been following your message on what appears to be your fuel problem.
>>>> By way of introduction, I am a charter member of Northern VA Corvair Club.
>>>> I have not been very active in the club in the last few years due to health
>>>> problems that seem to be improving. I have had several corvairs, all 1965,
>>>> 1967 and 1969. I have not done much on model years before 1965. I suspect
>>>> the fuel system for the earlier models and the late models are quite
>>>> similar. I have had experience with fuel problems on vehicles that have
>>>> been stored for years without much activity. On problem I have found begins
>>>> with the sock type filter located at the inlet to the fuel line inside the
>>>> fuel tank. This filter tends to become coated with a layer of shellac that
>>>> limits or prevents fuel from entering the fuel line inside the tank. I have
>>>> had varying degrees at solving this problem. The sure fire method is to
>>>> remove the plate on the tank holding the fuel gauge sender and gas line and
>>>> clear or replace the filter. Before attempting any replacement of parts I
>>>> would recommend you run a few diagnostic tests to determine the source of
>>>> the problem. Gasoline is a very dangerous material, and if you are not
>>>> familiar with working with it you should rely on someone who is experienced
>>>> to assist you.You can check the to see if the filter inside the tank is
>>>> clogged by disconnecting the fuel line at the input to the fuel pump,
>>>> attaching a hand vacuum pump to the line coming from the tank,and see if
>>>> fuel flows freely. If the fuel flows freely, you know the problem is not
>>>> between the fuel pump and the tank. If the pump produces a vacuum but
>>>> little or no fuel you know there is most likely a blockage inside the tank.
>>>> If the pump does not develop a vacuum, and does not produce fuel, you may:
>>>> (1) have hole in the metal or rubber sections of the fuel line;(2) the fuel
>>>> line inside the tank may have a leak above the fuel level; (3) sediment has
>>>> built up inside the tank, and the fuel level is not high enough to be picked
>>>> up (this is highly unlikely); (4) the rotating mechanism has siezed and does
>>>> not drop down to a level where the fuel can be picked up (if the vehicle was
>>>> parked with a substantial amount of fuel for a long period this may occur,
>>>> but again is unlikely.
>>>>
>>>> If the problem is not inside the tank or the line from the tank to the fuel
>>>> pump, you can reconnect the input to the pump, and disconnect one of the
>>>> lines going from the fuel pump to the carburetor. If there is no fuel or
>>>> very little fuel when you disconnect the fuel line the fuel pump is probably
>>>> defective. You can further check the pump by attaching a flexible hose to
>>>> the open end of the fuel line and cranking the engine. Again, be careful to
>>>> follow safe practices for handling gasoline while doing this test.
>>>> Typically this is done in an open area where a spark can not ignite vapors.
>>>> The discharge end of the flexible hose typically is inserted into a stable
>>>> container that will catch the fuel if the fuel pump is working. If there is
>>>> not fuel, this is a pretty sure sign that the fuel pump is defective. Care
>>>> should be exercised when changing the pump. The pump handle should not be
>>>> operated by hand since some pumps can be damaged by overextending the
>>>> diaphragm and causing a leak. Some corvair pumps will develop a leak which
>>>> allows fuel to go directly into the crank case. Several years ago one of my
>>>> son's had a low grade explosion in the crank case from this type of leak.
>>>>
>>>> If fuel is getting to the carbs, then your problem is probably due to the
>>>> carbs.
>>>>
>>>> There are a few procedures that may be used to open up a clogged filter
>>>> inside the tank without removing the tank. One that I used with some
>>>> success was to disconnect the fuel line between the tank and pump and inject
>>>> acetone into the line. I would only recommend this as an extreme measure
>>>> since it also can be dangerous, and can harm some components in the system
>>>> if the acetone is not flushed from the system fairly quickly, and before
>>>> reconnecting to the fuel pump.
>>>>
>>>> If you are not experienced at working with automotive fuel systems, be sure
>>>> to get someone who is to assist you, because it can be very dangerous if not
>>>> done under proper conditions and with proper equipment.
>>>>
>>>> Good luck.
>>>>
>>>> James Wallen
>>>>
>>>> -----Original Message-----
>>>> From: Justin Paul
>>>> Sent: Saturday, August 18, 2012 8:52 PM
>>>> To: Northern Va Corvair Club
>>>> Subject: Re: [NoVa-Corvairs] August Meeting and Work Completed
>>>>
>>>> I actually dumped two gallons in, nada. The jets are not squirting?!
>>>>
>>>> Sent from my iPhone
>>>>
>>>> On Aug 18, 2012, at 8:42 PM, Darrin Hartzler <dhartzler at ifc.org> wrote:
>>>>
>>>>> Justin,
>>>>>
>>>>> The car should idle fie even if the pumps are not working. I really think
>>>>> that the car is just out of gas right now. Dump a couple gallons in and
>>>>> see if she will run.
>>>>>
>>>>> Accelerator pumps should work, as they are intact, just stiff.
>>>>>
>>>>> Darrin
>>>>>
>>>>>
>>>>> ----- Original Message -----
>>>>> From: Justin Paul [jp0181 at yahoo.com]
>>>>> Sent: 08/18/2012 08:11 PM AST
>>>>> To: Northern Va Corvair Club <novacc-list at corvair.org>
>>>>> Cc: Northern Va Corvair Club <novacc-list at corvair.org>
>>>>> Subject: Re: [NoVa-Corvairs] August Meeting and Work Completed
>>>>>
>>>>>
>>>>>
>>>>> I'm pretty anxious to resolve this issue i would be willing to pay anyone
>>>>> with the carb and fuel knowledge $14 for the two accelerator pumps and $40
>>>>> or so to help resolve the fuel issue and install the pumps.
>>>>>
>>>>> Sent from my iPhone
>>>>>
>>>>> On Aug 18, 2012, at 7:30 PM, justin smalley <jp0181 at yahoo.com> wrote:
>>>>>
>>>>>> Thank you all for those of you who did show up and to Ron for his off
>>>>>> hours help.I really appreciated it! My carbs were cleaned thoroughly,
>>>>>> battery connections changed out, timing set and the comrady!
>>>>>> Unfortunately the car made it down the road and was starving for fuel and
>>>>>> Greg believes my accelerator pumps are bad or weak.
>>>>>> The carbs are not squirting and that seriously sucks, but my car looks
>>>>>> good!I know we all can't meet up all the time, but I am really trying to
>>>>>> resolve these initial issues so I can drive this car away from home to
>>>>>> repair the loud exhaust and etc.
>>>>>> If any of you have 2 accelerator pumps I would gladly pay you for them,
>>>>>> asap.
>>>>>> I may have someone who may help me put them in, but haven't secured that
>>>>>> as a resource yet.
>>>>>> As always I know we are all busy, but we were so close today. Sucks when
>>>>>> you have a beauty of a car just sitting, lol.
>>>>>> I have some time tomorrow anyone not busy and want some gas money to come
>>>>>> out a help a partner?!
>>>>>> Enjoy your weekend!!!
>>>>>> v/r
>>>>>> Justin
>>>>>>
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