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#1
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engine pre-oiler
I'm thinking about using an electric diesel fuel pump to pressurize my 0320
with engine oil to pre-lube before starting. Have any of you tried that? The accumulator method is heavier than I want to use. |
#2
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engine pre-oiler
Get a used fuel pump from an older VW CFI (constant fuel injection) auto
--they put up 70 psi constantly---ought to last a long time pumpin oil-- just draw up high enough to not get any of the settlin's outa the sump.-- the older ones were frame mounted just ahead of the gas tank in a big rubber jacket--about 4"x4"x8"---or you could just put quick disconnect fittings on the plane & leave the pump in the hangar. (that's what I did with my 855 Cummins. Stuart & Kathryn Fields wrote: I'm thinking about using an electric diesel fuel pump to pressurize my 0320 with engine oil to pre-lube before starting. Have any of you tried that? The accumulator method is heavier than I want to use. |
#3
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engine pre-oiler
On Mon, 24 Dec 2007 02:50:23 GMT, Jerry Wass
wrote: Get a used fuel pump from an older VW CFI (constant fuel injection) auto --they put up 70 psi constantly---ought to last a long time pumpin oil-- just draw up high enough to not get any of the settlin's outa the sump.-- the older ones were frame mounted just ahead of the gas tank in a big rubber jacket--about 4"x4"x8"---or you could just put quick disconnect fittings on the plane & leave the pump in the hangar. (that's what I did with my 855 Cummins. what aeroplane did you have powered by an 855 Cummins? it must have handled like a truck. just curious. Stealth Pilot |
#4
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engine pre-oiler
Stuart & Kathryn Fields wrote:
I'm thinking about using an electric diesel fuel pump to pressurize my 0320 with engine oil to pre-lube before starting. Have any of you tried that? The accumulator method is heavier than I want to use. What's it going to weigh, Stuart? |
#5
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engine pre-oiler
Why not manually operated? Thought about the pump of my hydraulic jack (2
tons). The pump is very small. "cavelamb himself" schrieb im Newsbeitrag ... Stuart & Kathryn Fields wrote: I'm thinking about using an electric diesel fuel pump to pressurize my 0320 with engine oil to pre-lube before starting. Have any of you tried that? The accumulator method is heavier than I want to use. What's it going to weigh, Stuart? |
#6
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engine pre-oiler
On Dec 23, 1:13*pm, "Stuart & Kathryn Fields" wrote:
I'm thinking about using an electric diesel fuel pump to pressurize my 0320 with engine oil to pre-lube before starting. *Have any of you tried that? The accumulator method is heavier than I want to use. The Accusump accumulator set up is very simple and can't weigh that much. Used them is alot of racecars and they are bulletproof. Ben www.haaspowerair.com |
#7
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engine pre-oiler
stol wrote:
On Dec 23, 1:13 pm, "Stuart & Kathryn Fields" wrote: I'm thinking about using an electric diesel fuel pump to pressurize my 0320 with engine oil to pre-lube before starting. Have any of you tried that? The accumulator method is heavier than I want to use. The Accusump accumulator set up is very simple and can't weigh that much. Used them is alot of racecars and they are bulletproof. Ben www.haaspowerair.com Oh no - the dreaded, "it can't weigh that much" syndrome! |
#8
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engine pre-oiler
On Dec 24, 1:25*pm, cavelamb himself wrote:
stol wrote: On Dec 23, 1:13 pm, "Stuart & Kathryn Fields" wrote: I'm thinking about using an electric diesel fuel pump to pressurize my 0320 with engine oil to pre-lube before starting. *Have any of you tried that? The accumulator method is heavier than I want to use. The Accusump accumulator set up is very simple and can't weigh that much. Used them is alot of racecars and they are bulletproof. Ben www.haaspowerair.com Oh no - the dreaded, "it can't weigh that much" syndrome! Yup.... afraid so.. :) |
#9
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engine pre-oiler
stol wrote:
On Dec 24, 1:25 pm, cavelamb himself wrote: stol wrote: On Dec 23, 1:13 pm, "Stuart & Kathryn Fields" wrote: I'm thinking about using an electric diesel fuel pump to pressurize my 0320 with engine oil to pre-lube before starting. Have any of you tried that? The accumulator method is heavier than I want to use. The Accusump accumulator set up is very simple and can't weigh that much. Used them is alot of racecars and they are bulletproof. Ben www.haaspowerair.com Oh no - the dreaded, "it can't weigh that much" syndrome! Yup.... afraid so.. :) Like I said--one each male & female quick disconnect fitting doesn't weigh as much as anything else that's been talked about so far---Then you can use any kind of pump that satisfies your expectation, even a quart reservoir with an electric heater in it--if need be. 'cause all this stuff stays in the hangar anyhow. When you're through, plug the disconnected hoses together & everything is all sealed up ,ready for the next time. Jerry |
#10
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engine pre-oiler
On Dec 25, 7:36 pm, Jerry Wass wrote:
stol wrote: On Dec 24, 1:25 pm, cavelamb himself wrote: stol wrote: On Dec 23, 1:13 pm, "Stuart & Kathryn Fields" wrote: I'm thinking about using an electric diesel fuel pump to pressurize my 0320 with engine oil to pre-lube before starting. Have any of you tried that? The accumulator method is heavier than I want to use. The Accusump accumulator set up is very simple and can't weigh that much. Used them is alot of racecars and they are bulletproof. Ben www.haaspowerair.com Oh no - the dreaded, "it can't weigh that much" syndrome! Yup.... afraid so.. :) Like I said--one each male & female quick disconnect fitting doesn't weigh as much as anything else that's been talked about so far---Then you can use any kind of pump that satisfies your expectation, even a quart reservoir with an electric heater in it--if need be. 'cause all this stuff stays in the hangar anyhow. When you're through, plug the disconnected hoses together & everything is all sealed up ,ready for the next time. Jerry I built my own manual preoiler for my A-65. Those older Continentals have a habit of letting the oil pump drain dry past the oil pump gear cover, even if every effort is made to get the thing sealed up good and tight, and if that pump is dry it won't suck. No prime, see, to close up the small gaps that leak air. So you get the thing started and it knocks and clunks for a few seconds until you understand that it ain't going to pump. Then you have to disconnect the oil temperature bulb and pump oil into the screen where it'll run down into the pump gears and prime them. Sooner ot later the front bearings are shot from running dry too often. Got tired of that. As a former machinist, I had no trouble turning and milling a manual pump that draws oil from a fitting on the tank filler neck (bent tube inside the neck that dips downward into the oil) and pumps it via a couple of check valves and a needle shutoff valve to the oil pressure nose fitting on the engine. It fills the system backwards and the oil fills the pump, too. Pressure instantly on start. Don't ask me to build you one. No time, no wish for liability. Waitaminnit: maybe, um, $2500? Dan |
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