From: "David COOK hoursaway1@comcast.net" <flyrotary@lancaironline.net>
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Date: Fri, 5 Jun 2020 07:12:56 -0400 (EDT)
Reply-To: David COOK <hoursaway1@comcast.net>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
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Subject: Re: [FlyRotary] Re: First engine run -- prop or not?
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I think you have to have an EM2 along with EC2 in order for the Autotune to=
 function. You use the buttons and bar graph to control and monitor the act=
ions, Bobby would know better than me.        David R. Cook RV6A Rotary
> On June 4, 2020 at 9:01 AM "Stephen Izett stephen.izett@gmail.com" <flyro=
tary@lancaironline.net> wrote:
>=20
>=20
> Hi Finn & all
>=20
> Can anyone using an EC2 confirm if the Autotune functions works for them?
> Not the autotune built into the EM3 engine monitor, the EC2 version.
>=20
> Thanks
>=20
> Steve Izett
>=20
> > On 2 Jun 2020, at 10:10 pm, Stephen Izett stephen.izett@gmail.com <flyr=
otary@lancaironline.net> wrote:
> >=20
> > Hi Finn
> >=20
> > Thanks for the updated EC3 doc. I had an older version.
> >=20
> > Steve
> >=20
> >> On 2 Jun 2020, at 9:28 am, Finn Lassen finn.lassen@verizon.net <flyrot=
ary@lancaironline.net> wrote:
> >>=20
> >> Yes, after putting the EC3 into injector test mode and checking that e=
ach is clicking (screwdriver as stethoscope) and into ignition test mode an=
d see that all four plugs are firing, that would be my next step.
> >>=20
> >> You say you've already checked that the wiring to coils and injectors =
are correct:
> >> J2-3 Prim Inj 1
> >> J2-4 Sec Inj 1
> >> ...
> >> J2-10 Trail Coil 1
> >> ...
> >>=20
> >> I continuously surprised myself on how often I'd wired something wrong=
, in spite of trying to be very careful about getting it right. I wasn't ki=
dding about Murphy working overtime.
> >> It's easy to get the pin numbering wrong on the connectors.
> >>=20
> >> If I were getting desperate, I would remove (one at a time) the connec=
tors on the injectors and coils and check continuity from J2 pin to the con=
nector pin.
> >> (You know that the power side are correct because works with EC2)
> >> Finn
> >> Got the copper washers in the mail today, but think I'll wait for thes=
e:
> >> https://www.ebay.com/itm/293592023854
> >>=20
> >> On 6/1/2020 7:30 PM, Stephen Izett stephen.izett@gmail.com wrote:
> >>> Thanks Finn.
> >>>=20
> >>> I had a chance to unpack the dump last night and conquer with your re=
flection.
> >>> I=E2=80=99m in the dark re the EC3. Checked wiring twice now.
> >>> I must put a cro on the injectors and coils to confirm they are trigg=
ering correctly.
> >>>=20
> >>> Steve
> >>>=20
> >>>> On 1 Jun 2020, at 9:59 pm, Finn Lassen finn.lassen@verizon.net <flyr=
otary@lancaironline.net> wrote:
> >>>>=20
> >>>> Program Mode 5 (Reset function)
> >>>>=20
> >>>> As of 01-25-13 the EC3 can be used with either the common narrowband=
 O2 sensors or the more advanced wideband sensor systems.   Be sure to veri=
fy that your wideband sensor outputs in the range of 0 - +5 volts if using =
a wideband type.  To select the type in use, use the power up program mode =
method below:
> >>>>=20
> >>>> To select the O2 sensor type , perform the following steps:
> >>>>=20
> >>>> 1.  Turn the EC3 power off.
> >>>> 2.  Select mode 5 with the Mode Select switch
> >>>> 3.  Select the O2 sensor type using the Cold Start switch:  Up =3D W=
ideband, Down =3D Narrowband
> >>>> 4.  Press and hold the Program Store switch.
> >>>> 5.  While holding down the Program Store switch, turn on the power s=
witch to the EC3.
> >>>> 6.  Keep holding the Program Store switch for about 1 second, and th=
en release it.
> >>>> 7.   Return the Mode Select switch to 0.
> >>>> 8.   Power the EC3 off.   When the EC3 is powered up again it will b=
e set for the O2 sensor type selected.
> >>>>=20
> >>>> Uploaded doc to:
> >>>> https://drive.google.com/drive/folders/1mVzPOxUwcGUlPizxnRF40nUyKBzf=
T4DC?usp=3Dsharing
> >>>>=20
> >>>> PDF version still states that B is automatically programmed when A i=
s programmed. Not true. Use the Word doc.
> >>>>=20
> >>>> Finn
> >>>>=20
> >>>>=20
> >>>> On 6/1/2020 9:16 AM, Stephen Izett stephen.izett@gmail.com wrote:
> >>>>> Hi Finn
> >>>>>=20
> >>>>> How does the mode 5 O2 sensor change work.
> >>>>> Ive not found this in the EC3 documentation.
> >>>>>=20
> >>>>> Steve
> >>>>>=20
> >>>>>> On 31 May 2020, at 4:08 am, Stephen Izett stephen.izett@gmail.com =
<flyrotary@lancaironline.net> wrote:
> >>>>>>=20
> >>>>>> Hi Finn
> >>>>>>=20
> >>>>>> Thats good news.
> >>>>>> At some point I=E2=80=99ll plug the EC3 in and see what the EM3 re=
ports.
> >>>>>>=20
> >>>>>> We=E2=80=99re finally back in the air and testing again after the =
last 3 months of responding to COVID here in Perth.
> >>>>>>=20
> >>>>>> Last mods included some reshaping of inlets and diffusers and tidy=
ing up the inlet manifold (grinding smooth some weld that had penetrated in=
to the runners).
> >>>>>>=20
> >>>>>> Yesterday our Renesis 4 port max fuel flow is up 10% to I think a =
reasonably accurate 18 gal/hr at 7100rpm, 29.5 inch of MAP and mixture at b=
est power.
> >>>>>> We burn our Australian Premium Unleaded with no Ethanol which I be=
lieve is 6.26 lb/gal so I=E2=80=99m thinking thats around 190hp.
> >>>>>>=20
> >>>>>> Cheers
> >>>>>>=20
> >>>>>> Steve
> >>>>>>=20
> >>>>>>=20
> >>>>>>=20
> >>>>>>> On 31 May 2020, at 12:58 am, Finn Lassen finn.lassen@verizon.net =
<flyrotary@lancaironline.net> wrote:
> >>>>>>>=20
> >>>>>>> Wrong engine code solved!
> >>>>>>>=20
> >>>>>>> I looked at the dates of files in the EC3CL folder. These files w=
ere not updated to the date I programmed the EC3:
> >>>>>>> ECCL8.cof
> >>>>>>> ECCL8.map
> >>>>>>> ECCL8.O
> >>>>>>>=20
> >>>>>>> <mcppihngfoiehjon.png>
> >>>>>>>=20
> >>>>>>> So I started from scratch:
> >>>>>>>=20
> >>>>>>> Unzipped the EC3CL folder.
> >>>>>>>=20
> >>>>>>> Set ENG =3D A8; LS2COIL, LGSEC and WIDEBAND to 1 and rest to 0.
> >>>>>>>=20
> >>>>>>> Did "Erase", "Clean" and "Build All" and "Program" in MPLAB and r=
einstalled chip for controller A.
> >>>>>>>=20
> >>>>>>> Now EM3 correctly shows "A8" for engine code.
> >>>>>>>=20
> >>>>>>> Changed to narrow band using mode 5, and EM3 display correctly ch=
anged from 16 to 12 for ENGINFO.
> >>>>>>>=20
> >>>>>>> I must have chosen the "Make" option in MPLAB when I first progra=
mmed the chips, I guess.
> >>>>>>>=20
> >>>>>>> Unfortunately I must have damaged the controller B CPU chip when =
handling it (MPLAB reports device ID =3D 0) and will have to order a new on=
e.
> >>>>>>>=20
> >>>>>>> Finn
> >>>>>>>=20
> >>>>>>> Still waiting for the $1.79 shipped copper washers to arrive in m=
ail. Maybe I should bite the bullet and order five (six) Stat-O-Seal washer=
/O-rings at $8.56 per pack of two. $25.68 total :(
> >>>>>> --
> >>>>>> Homepage:  http://www.flyrotary.com/
> >>>>>> Archive and UnSub:   http://mail.lancaironline.net:81/lists/flyrot=
ary/List.html
> >>>>> --
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> >>>>> Archive and UnSub:   http://mail.lancaironline.net:81/lists/flyrota=
ry/List.html
> >>>>>=20
> >>>>=20
> >>>> --
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> >>>> Archive and UnSub:   http://mail.lancaironline.net:81/lists/flyrotar=
y/List.html
> >>>=20
> >>> --
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/List.html
> >>>=20
> >>=20
> >>=20
> >> --
> >> Homepage:  http://www.flyrotary.com/
> >> Archive and UnSub:   http://mail.lancaironline.net:81/lists/flyrotary/=
List.html
> >=20
> >=20
> > --
> > Homepage:  http://www.flyrotary.com/
> > Archive and UnSub:   http://mail.lancaironline.net:81/lists/flyrotary/L=
ist.html
>=20
>=20
> --
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