---------------------------------------------------------- L29-List Digest Archive --- Total Messages Posted Thu 05/12/05:3 ---------------------------------------------------------- Today's Message Index: ---------------------- 1. 06:23 AM - Re: partial power loss (Ernest Martinez) 2. 06:08 PM - Re: partial power loss (Bill Geipel) 3. 09:22 PM - Re: partial power loss (Gary Cole) ________________________________ Message 1 _____________________________________ Time: 06:23:41 AM PST US From: Ernest Martinez Subject: Re: L29-List: partial power loss --> L29-List message posted by: Ernest Martinez Guys, I may not make it to LNC this year. I'm currently getting over an illness, and I wont be up to hanging with you guys. Ernie On 5/11/05, Jorgen Nielsen wrote: > --> L29-List message posted by: "Jorgen Nielsen" > > Agree it is not acceleration valve, that is part of unit bypassed by > isolation valve. > > Engine about 100 hours remaining. > > > -----Original Message----- > > From: owner-l29-list-server@matronics.com > > [mailto:owner-l29-list-server@matronics.com] On Behalf Of zach mcneill > > Sent: 10 May 2005 04:18 AM > > To: l29-list@matronics.com > > Subject: RE: L29-List: partial power loss > > > > > > --> L29-List message posted by: "zach mcneill" > > > > Do not agree with the acceleration valve. If isolation valve > > did not solve problem suspect fuel flow problem. How many > > hours are on the airplane? > > > > Z > > > > > > owner-l29-list-server@matronics.com > > [mailto:owner-l29-list-server@matronics.com] On Behalf Of > > Ernest Martinez > > To: l29-list@matronics.com > > Subject: Re: L29-List: partial power loss > > > > --> L29-List message posted by: Ernest Martinez > > > > Either that or a dirty fuel filter. > > > > Ernie > > > > On 5/7/05, Jorgen Nielsen wrote: > > > --> L29-List message posted by: "Jorgen Nielsen" > > > > > > > > Today I experienced partial power loss. Had work done on > > the engine, > > > and took her up for the test flight. > > > > > > All indications normal, engine run-up OK. Took off allright, > > > levelling off downwind all indications still normal but I > > kept having > > > this nagging feeling that power was down a bit - based on levelling > > > off and acceleration in the circuit. Went to 100%, > > acceleration was > > > fine. Turned cross and then onto final for a flypast at > > 1500ft, seeing > > > the runway in front could not resist a little dive and "runway > > > inspection". Was re-cleared by ATC to 1000ft, zoomed up, > > pushed level, > > > glance at instruments, 60% on the tacho. I got the uh-oh feeling. > > > Confirmed throttle fully forward, closed and re-opened, nothing, > > > closed throttle, isolation valve on, throttle slowly forward, rpm > > > started picking up. By this time I had turned for rwy, called atc, > > > decided I was too close & high for rwy I had just passed and > > > positioned for a glide approach to a cross runway. > > > > > > Engine was surging, I reduced rpm, felt like everything had > > a 2 second > > > delay. > > > > > > Landed fine. Engine was still running so taxied back. At idle, > > > without touching throttle, engine rpm would drop, then > > surge to 50%, > > > then drop, then back up again, etc. > > > > > > Ideas? To me it would seem to be the acceleration valve. > > > > > > > > > > > > > > > > > > > > > > > > ________________________________ Message 2 _____________________________________ Time: 06:08:32 PM PST US From: Bill Geipel Subject: Re: L29-List: partial power loss --> L29-List message posted by: Bill Geipel Me too. I fell from my horse and get up. Sorry to all. I'll miss the formation. Bill -----Original Message----- From: Ernest Martinez Subject: Re: L29-List: partial power loss --> L29-List message posted by: Ernest Martinez Guys, I may not make it to LNC this year. I'm currently getting over an illness, and I wont be up to hanging with you guys. Ernie ________________________________ Message 3 _____________________________________ Time: 09:22:55 PM PST US From: "Gary Cole" Subject: RE: L29-List: partial power loss --> L29-List message posted by: "Gary Cole" We will miss you both but mostly the Viper flights. What a BUMMER. Gary -----Original Message----- From: owner-l29-list-server@matronics.com [mailto:owner-l29-list-server@matronics.com] On Behalf Of Bill Geipel Subject: Re: L29-List: partial power loss --> L29-List message posted by: Bill Geipel Me too. I fell from my horse and get up. Sorry to all. I'll miss the formation. Bill -----Original Message----- From: Ernest Martinez Subject: Re: L29-List: partial power loss --> L29-List message posted by: Ernest Martinez Guys, I may not make it to LNC this year. I'm currently getting over an illness, and I wont be up to hanging with you guys. Ernie