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References: <list-4969735@logan.com>
Date: Sat, 7 May 2011 06:36:44 -0700 (PDT)
From: Kelly Troyer <keltro@att.net>
Subject: Re: [FlyRotary] I've got fuel pressure
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
In-Reply-To: <list-4969735@logan.com>
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Ernest,=0A=A0=A0=A0=A0 Ah the trials and tribulations of building an aircra=
ft over many years and =0Aforgetting=0Awhat you have done=A0and/or where yo=
u put it !!..............Will not be long and =0Ait will make=0Athe first n=
oise and=A0all the troubles will be forgotten and all will be worth it =0A!=
!............<:)=0A=A0=0AKelly Troyer=0A"DYKE DELTA JD2" (Eventually)=0A"13=
B ROTARY"_ Engine=0A"RWS"_RD1C/EC2/EM2=0A"MISTRAL"_Backplate/Oil Manifold=
=0A"TURBONETICS"_TO4E50 Turbo=0A=0A=0A=0A=0A_______________________________=
_=0AFrom: Ernest Christley <echristley@nc.rr.com>=0ATo: Rotary motors in ai=
rcraft <flyrotary@lancaironline.net>=0ASent: Sat, May 7, 2011 2:47:31 AM=0A=
Subject: [FlyRotary] I've got fuel pressure=0A=0AI'll probably start rambli=
ng, but I've spent the past two days covered in =0Agasoline, so I have an e=
xcuse.=A0 Jumping in and out of the plane to turn fuel =0Avalves, try to bl=
eed lines, or switch on pumps has me beat down.=0A=0AThe=A0 first BIG mista=
ke I made was to leave the wrapping on the oil-filter sized =0Afuel-filter/=
water separator that I'm using.=A0 You know, I wanted to keep it nice =0Aan=
d pretty for when the plane is finished.=A0 I had poured 2 gallons in yeste=
rday, =0Aand it took about 15 minutes for me to hear the drip...drip....dri=
p of fuel.=A0 =0AThe filter sits about 6 to 8 inches below the tank and beh=
ind the back seat.=A0 =0AThe belly fabric is already painted, so I was (am =
still) dreading the =0Apossibility of a gas stain (I've got the 2 cycle oil=
 mixed in). I actually =0Adidn't do to bad with not spilling, but that was =
a big can.=A0 I was able to screw =0Ait off, peel the plastic wrap, and scr=
ew it right back on.=0A=0AI replaced the drain petcock on the filter with a=
 1/8"NPT to AN-3 adapter, and =0Aran a 3/16" line to the rear of the plane.=
=A0 That was the only way for me to get =0Aa reasonable downslope all the w=
ay to the drain point.=0A=0AI have another 3/16" line that runs through a n=
eedle valve and up to the =0Athrottle body.=A0 If the electrons get lazy so=
meday, I'll open the valve and =0Agravity feed fuel to the engine.=A0 That =
was the plan.=A0 Instead, I put the fitting =0Aon without tightening it dow=
n.=A0 So after I got the filter back on, there was =0Aanother drumbeat on t=
he belly fabric.=A0 Luckily, I had my wrenchs close and =0Acinched it down =
quick.=A0 I wiped it up as quick as I could, but the cockpit was =0Anow ful=
l of fumes, and it's probably going to stain anyway.=0A=0ASo, I figured the=
 plastic was why my pumps weren't working.=A0 I had the fuel line =0Aunhook=
 from the injector rails, and I just stuck it in a bottle and flipped the =
=0Aswitch to check the flow.=A0 Wasn't any.=A0 I ended up cracking every fr=
iggin' =0Aconnection in that fuel system (but I was smart enough to tighten=
 them back =0Adown, this time).=A0 I ended up connecting a vacuum pump to t=
he fuel line.=A0 Stupid =0Apump won't push the air out...DANG-IT, I"LL SUCK=
 IT OUT!!=0A=0ADid I happen to mention that I'd been breathing way to many =
gas fumes?=A0 I had an =0Aisolation bottle, so I wouldn't suck gas into my =
buddies vacuum pump, which I =0Adid a couple of times anyway.=A0 I did that=
 for about three hours.=A0 Suck the gas =0Athrough till the isolation bottl=
e is full.=A0 Pour the gas back in the tank.=A0 Suck =0Aanother bottle full=
.=0A=0AI jacked up one side of the plane to make sure the drain on the othe=
r side =0Awasn't being uncovered, and to maybe give it a little more head.=
=A0 I traced every =0Aline out and back in.=A0 I tried setting the regulato=
r to full stop.=A0 On both =0Aends.=A0 I tried closing the valve on the ret=
urn line to the tank.=A0 I tried =0Aclosing the supply to the pumps.=A0 I c=
ussed Walbro (whoever that guy is), Fred =0AWankel, John Dyke, and the guy =
that invented aluminum tubing.=A0 I went outside to =0Abreath some fresh ai=
r, 'cause the fumes were getting kinda rough, ya' know.=0A=0AThen I stopped=
.=A0 Sometimes it is good to stop.=A0 Think.=A0 These pumps will prime =0At=
hemselves if there is a positive head.=A0 I've got nearly a foot of head.=
=A0 Are =0Athey pumping in the right direction?=A0 I was careful to paint t=
he flow direction =0Aon the side with a paint pen so that it would be obvio=
us.=A0 Well, let's look at =0Athem closer.=A0 Ok, let's.=0A=0ACrawled back =
in the plane with one of the wife's old make-up mirrors.=A0 Those =0Athings=
 are great for seeing around corners.=A0 Now, let's see if we can see any =
=0Amarkings.=A0 Well there is a +, right next to this wire that is connecte=
d to the =0A1/4" fast-on tab that is connected to ground.=0A=0APause......=
=0A=0AThink about it....=0A=0AAnd hear is a - next to a terminal that has a=
 wire heading off to the switch =0Apanel.=0A=0APause.....=0A=0AApologize to=
 that guy Walbro, Fred Wankel, John Dyke, and...=0A=0AThat aluminum tube gu=
y can still bite me.=0A=0AOK, some cruel demon came in over the years and s=
witched the wiring on my =0Apumps.=A0 They are under the tank, behind the s=
eat along with the fuel filter.=A0 =0ASwitching them around was one of thos=
e contortionist type jobs, and I was having =0Ato work with 8mm nuts.=A0 My=
 fat fingers don't work well with 8mm nuts.=0A=0AI finally got them wired c=
orrectly.=A0 Double checked that I had all the =0Aconnections snugged back =
up.=A0 Put the fule hose in a bottle and flipped the pump =0Aswitch.=A0 It =
gurgled.=A0 It spat.=A0 It flowed.=A0 Switched it off.=A0 The flow was =0Ai=
nterrupted by a few spits, but then it evened right out.=A0 I connected the=
 fuel =0Aline back to the injector rail, flipped the switch just for a seco=
nd.=A0 The =0Apressure gauge jumped off the needle.=0A=0AI have fuel pressu=
re.=0A=0ANoticed a few minutes later as I was cleaning up that one of the b=
anjo bolts on =0Athe rail was leaking a bit.=A0 I'm going to see if I can c=
hase down Bruce =0ATurrentine tomorrow.=A0 He was still working and flying =
out of TripleW the last I =0Aspoke to him.=A0 If I can get up with him, he =
may have one of those housing we've =0Abeen looking for (and I can stop in =
and get some Aviator beer for lunch!!)=0A=0A=0A--=0AHomepage:=A0 http://www=
.flyrotary.com/=0AArchive and UnSub:=A0 http://mail.lancaironline.net:81/li=
sts/flyrotary/List.html=0A
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<html><head><style type=3D"text/css"><!-- DIV {margin:0px;} --></style></he=
ad><body><div style=3D"font-family:arial, helvetica, sans-serif;font-size:1=
4pt"><DIV></DIV>=0A<DIV>Ernest,</DIV>=0A<DIV>&nbsp;&nbsp;&nbsp;&nbsp; Ah th=
e trials and tribulations of building an aircraft over many years and forge=
tting</DIV>=0A<DIV>what you have done&nbsp;and/or where you put it !!......=
........Will not be long and it will make</DIV>=0A<DIV>the first noise and&=
nbsp;all the troubles will be forgotten and all will be worth it !!........=
....&lt;:)<BR>&nbsp;</DIV>=0A<P>Kelly Troyer<BR><STRONG><FONT size=3D4>"DYK=
E DELTA JD2"</FONT> <FONT size=3D1>(Eventually)</FONT></STRONG></P>=0A<P>"1=
3B ROTARY"_ Engine<BR>"RWS"_RD1C/EC2/EM2<BR>"MISTRAL"_Backplate/Oil Manifol=
d</P>=0A<P>"TURBONETICS"_TO4E50 Turbo</P>=0A<DIV><BR></DIV>=0A<DIV style=3D=
"FONT-FAMILY: arial, helvetica, sans-serif; FONT-SIZE: 14pt"><BR>=0A<DIV st=
yle=3D"FONT-FAMILY: times new roman, new york, times, serif; FONT-SIZE: 18p=
t"><FONT size=3D2 face=3DTahoma>=0A<HR SIZE=3D1>=0A<B><SPAN style=3D"FONT-W=
EIGHT: bold">From:</SPAN></B> Ernest Christley &lt;echristley@nc.rr.com&gt;=
<BR><B><SPAN style=3D"FONT-WEIGHT: bold">To:</SPAN></B> Rotary motors in ai=
rcraft &lt;flyrotary@lancaironline.net&gt;<BR><B><SPAN style=3D"FONT-WEIGHT=
: bold">Sent:</SPAN></B> Sat, May 7, 2011 2:47:31 AM<BR><B><SPAN style=3D"F=
ONT-WEIGHT: bold">Subject:</SPAN></B> [FlyRotary] I've got fuel pressure<BR=
></FONT><BR>I'll probably start rambling, but I've spent the past two days =
covered in gasoline, so I have an excuse.&nbsp; Jumping in and out of the p=
lane to turn fuel valves, try to bleed lines, or switch on pumps has me bea=
t down.<BR><BR>The&nbsp; first BIG mistake I made was to leave the wrapping=
 on the oil-filter sized fuel-filter/water separator that I'm using.&nbsp; =
You know, I wanted to keep it nice and pretty for when the plane is finishe=
d.&nbsp; I had poured 2 gallons in yesterday, and it took about 15 minutes =
for me to hear the drip...drip....drip of
 fuel.&nbsp; The filter sits about 6 to 8 inches below the tank and behind =
the back seat.&nbsp; The belly fabric is already painted, so I was (am stil=
l) dreading the possibility of a gas stain (I've got the 2 cycle oil mixed =
in). I actually didn't do to bad with not spilling, but that was a big can.=
&nbsp; I was able to screw it off, peel the plastic wrap, and screw it righ=
t back on.<BR><BR>I replaced the drain petcock on the filter with a 1/8"NPT=
 to AN-3 adapter, and ran a 3/16" line to the rear of the plane.&nbsp; That=
 was the only way for me to get a reasonable downslope all the way to the d=
rain point.<BR><BR>I have another 3/16" line that runs through a needle val=
ve and up to the throttle body.&nbsp; If the electrons get lazy someday, I'=
ll open the valve and gravity feed fuel to the engine.&nbsp; That was the p=
lan.&nbsp; Instead, I put the fitting on without tightening it down.&nbsp; =
So after I got the filter back on, there was another drumbeat on the
 belly fabric.&nbsp; Luckily, I had my wrenchs close and cinched it down qu=
ick.&nbsp; I wiped it up as quick as I could, but the cockpit was now full =
of fumes, and it's probably going to stain anyway.<BR><BR>So, I figured the=
 plastic was why my pumps weren't working.&nbsp; I had the fuel line unhook=
 from the injector rails, and I just stuck it in a bottle and flipped the s=
witch to check the flow.&nbsp; Wasn't any.&nbsp; I ended up cracking every =
friggin' connection in that fuel system (but I was smart enough to tighten =
them back down, this time).&nbsp; I ended up connecting a vacuum pump to th=
e fuel line.&nbsp; Stupid pump won't push the air out...DANG-IT, I"LL SUCK =
IT OUT!!<BR><BR>Did I happen to mention that I'd been breathing way to many=
 gas fumes?&nbsp; I had an isolation bottle, so I wouldn't suck gas into my=
 buddies vacuum pump, which I did a couple of times anyway.&nbsp; I did tha=
t for about three hours.&nbsp; Suck the gas through till the
 isolation bottle is full.&nbsp; Pour the gas back in the tank.&nbsp; Suck =
another bottle full.<BR><BR>I jacked up one side of the plane to make sure =
the drain on the other side wasn't being uncovered, and to maybe give it a =
little more head.&nbsp; I traced every line out and back in.&nbsp; I tried =
setting the regulator to full stop.&nbsp; On both ends.&nbsp; I tried closi=
ng the valve on the return line to the tank.&nbsp; I tried closing the supp=
ly to the pumps.&nbsp; I cussed Walbro (whoever that guy is), Fred Wankel, =
John Dyke, and the guy that invented aluminum tubing.&nbsp; I went outside =
to breath some fresh air, 'cause the fumes were getting kinda rough, ya' kn=
ow.<BR><BR>Then I stopped.&nbsp; Sometimes it is good to stop.&nbsp; Think.=
&nbsp; These pumps will prime themselves if there is a positive head.&nbsp;=
 I've got nearly a foot of head.&nbsp; Are they pumping in the right direct=
ion?&nbsp; I was careful to paint the flow direction on the side
 with a paint pen so that it would be obvious.&nbsp; Well, let's look at th=
em closer.&nbsp; Ok, let's.<BR><BR>Crawled back in the plane with one of th=
e wife's old make-up mirrors.&nbsp; Those things are great for seeing aroun=
d corners.&nbsp; Now, let's see if we can see any markings.&nbsp; Well ther=
e is a +, right next to this wire that is connected to the 1/4" fast-on tab=
 that is connected to ground.<BR><BR>Pause......<BR><BR>Think about it....<=
BR><BR>And hear is a - next to a terminal that has a wire heading off to th=
e switch panel.<BR><BR>Pause.....<BR><BR>Apologize to that guy Walbro, Fred=
 Wankel, John Dyke, and...<BR><BR>That aluminum tube guy can still bite me.=
<BR><BR>OK, some cruel demon came in over the years and switched the wiring=
 on my pumps.&nbsp; They are under the tank, behind the seat along with the=
 fuel filter.&nbsp; Switching them around was one of those contortionist ty=
pe jobs, and I was having to work with 8mm nuts.&nbsp; My fat
 fingers don't work well with 8mm nuts.<BR><BR>I finally got them wired cor=
rectly.&nbsp; Double checked that I had all the connections snugged back up=
.&nbsp; Put the fule hose in a bottle and flipped the pump switch.&nbsp; It=
 gurgled.&nbsp; It spat.&nbsp; It flowed.&nbsp; Switched it off.&nbsp; The =
flow was interrupted by a few spits, but then it evened right out.&nbsp; I =
connected the fuel line back to the injector rail, flipped the switch just =
for a second.&nbsp; The pressure gauge jumped off the needle.<BR><BR>I have=
 fuel pressure.<BR><BR>Noticed a few minutes later as I was cleaning up tha=
t one of the banjo bolts on the rail was leaking a bit.&nbsp; I'm going to =
see if I can chase down Bruce Turrentine tomorrow.&nbsp; He was still worki=
ng and flying out of TripleW the last I spoke to him.&nbsp; If I can get up=
 with him, he may have one of those housing we've been looking for (and I c=
an stop in and get some Aviator beer for
 lunch!!)<BR><BR><BR>--<BR>Homepage:&nbsp; http://www.flyrotary.com/<BR>Arc=
hive and UnSub:&nbsp; http://mail.lancaironline.net:81/lists/flyrotary/List=
.html<BR></DIV></DIV></div></body></html>
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