Hi all, I am looking for some ideas on debugging a TCU - Turbo - waste gate issue. The background is as follows: About a year ago, every now and then the orange TCU light would flash. I'd power cycle
Hi Paul, Do you mean, while engine was running ? During cruise, for instance ? Are you sure the servo is so powerful as to overcome any cable binding or wastegate sticking ? Have you tried disconnect
Paul McAllister a crit : Paul, By the way, connecting a laptop to your TCU during tests might provide interesting data. FWIW, Best regards, Gilles http://contrails.free.fr
Hi Gilles, Thanks for your ideas, see my answers to your questions in the txt ____________________________________________ No, this is when I first turn on the master prior to engine start. I have ne
Do you confirm the MP always stays within specified limits ? At take-off, for instance ? If so, have you considered the "yellow indicator failure" hypothesis ? If they did not examine your setup, I
Hello Paul Will first make a few comments on your problem. After my name will comment on: "I often think that most of the TCU's functionality could be replaced by a 7 lb spring on the waste gate !!"
Paul Try disconnecting the big cable connector and reinserting several times on the TCU. Sometime's a pin will get corroded or dirty. Hi all, I am looking for some ideas on debugging a TCU - Turbo -
Jim Brown a crit : Paul, Went flying today, and paid special attention to the operation of the TCU and lights. The following behavior may serve as a comparison with your engine. On power up, the red
Paul, I don't know if you got to the bottom of this but I have just posted the 914 "Error Detection Chart" in the Doc's section on EuropaOwners. It might help! Simon