Sorry, Glenn: I didn't realize there were several types. I'll try
to find out which kind I have and add that info. But do please read
what I wrote in the context of what is already on Hartmut's web
site. It was meant as a supplement, not a replacement.
Linda
On Mar 5, 2010, at 1:24 PM, Glenn Putnam wrote:
> Since this engine came with no oil filter or adapter and there are
> several types this is not very clear Glenn Putnam
> On Mar 5, 2010, at 4:18 PM, Linda Abrams wrote:
>
>> Hartmut & All,
>> This week My A&P demonstrated for me the method of restoring oil
>> prime (which my 'Coupe had been losing if it was not flown for ~3
>> wks, but lost after just 2 weeks recently, which was enough to
>> motivate me to learn to do it myself.) We used the method described
>> by Wayne del Rossi on Hartmut's web site, www.ercoupe.info. I
>> thought adding a few comments by someone new to doing mechanical
>> things might help the next person who has to learn it from scratch.
>> (Hartmut: feel free to excerpt for your web site if you want.)
>> List of Tools & Materials required: safety wire 32/1000 gauge,
>> safety wire pliers (they spin), a small wire cutter, a torque wrench,
>> lots of rags, gloves if you don't like getting hands oily, an oil
>> can, and (optional) a container to catch oil runoff -- a cut-off
>> plastic oil bottle was suggested to me, but anything like that should
>> do. To inject the oil, my A&P suggested I use a trigger-type metal
>> oil can next time, rather than the squirting/siphon bulb from the
>> auto parts store which I used this time, because the latter was
>> really messy and unsatisfactory, although it did accomplish the
>> purpose; the orifice you need to get the oil into requires poking the
>> squirter in uphill a bit, and squeezing the bulb in that position
>> resulted in lots of the oil coming out the side where the rubber bulb
>> joins the tube. For the same reason, a turkey baster would be really
>> messy but it might work, although the tip would likely be too big to
>> really get into the orifice.
>> Steps: observe where the safety wire is attached on the white spin-
>> on oil filter adapter and remember those spots, then cut & remove the
>> safety wire. Use the wrench on the big knob in the middle of the
>> filter adapter to loosen the whole filter adapter; it screws off as
>> one piece (i.e. the big knob that looks like a bolt head doesn't
>> undo, but applying the wrench to it will loosen the whole adapter.
>> When removing the adapter, be prepared to catch, or mop up, the oil
>> that will spill out of it. Removing it reveals 2 pea-sized holes;
>> I'm told the left-hand one is where more oil needs to be squirted in,
>> but it won't hurt if you squirt into both. The oil can be drawn up
>> out of the oil reservoir neck where you put in fresh oil, or use
>> fresh. It only took getting maybe 1/4 cup of oil to go into the
>> hole; with the rubber siphon bulb at least that much more came out or
>> spilled over at the same time. When you've done that, screw the big
>> white filter adapter back on (A&P said we did not need to fill it
>> with oil first), then use the torque wrench to that same center knob
>> to tighten the whole thing; when the torque wrench makes a click,
>> it's enough. (Others will add here what the correct torque is, but my
>> A&P gave me a torque wrench that's already adjusted to the correct
>> setting.) Then put a loop of new safety wire through the same
>> attachment points where the original one went, grab both ends of the
>> wire very firmly with the safety wire pliers, and use the spinning
>> mechanism on it to twist the safety wire. When it's twisted, cut it
>> off about 1/2" from the last point it's attached to, and bend the
>> tail back on itself so there's no sharp point sticking out to cut the
>> next hand that goes near it.
>> I realize this is probably more detail than most of you need, but
>> hope it will help the next non-mechanical Ercoupe owner who has to
>> resort to restoring the oil prime by him/herself.
>>
>> Linda
>> N3437H (Sky Sprite)
>> L.A.
>>
>>
>>
>
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