I got the new sump fuel level (optical) sensor installed today. It’s a VP03E, by Carlo Gavazzi, just follow the link for purchasing information. to alleviate these problems I also changed out all of the lines that connect to my sump for hoses to facilitate getting it in and out easier. I also finished sanding back […]
Read More
Here is something else we ran into. After having trouble building RPM and having a very rough running engine that seemed to want to run very lean, and ran relatively well at idle, but not at WOT. We tested the fuel flow from the injectors and found the below. Very uneven flow. After removing the […]
Read More
Now we’ve got to finish up the rest of the connections to the motor. I opted to buy pre-fabricated fuel and oil lines from my engine shop rather than do the factory ‘roll-your-own’ solution, well, because Gene recommended it and gave me a good deal. Fuel Pump Outlet to…. Fuel Servo Inlet Side Fuel Schematic […]
Read More
The fuel servo installation has been fun. I ended up doing a fair amount of research, and even bought “Aircraft Fuel Metering Systems” from Aircraft Technical Books to make sure I knew what was going on here. Here’s a nice drawing I found. From the schematic you can see that the manual mixture control arm is nearest […]
Read More
Coming out of the sump is a fuel shutoff valve, ours is controlled remotely from a T-handled lever glassed into a pocket on the keel and then exits the firewall through a bulkhead fitting. On the firewall, the fuel tubing goes to a cleanable strainer, the electric boost pump, and then to a Floscan fuel […]
Read More
We have to make a mating flange for the fuel servo, where the fuel is mixed with induction air. Here I’ve taken a piece of scrap aluminum with a paint cap glue to it, and then waxed and covered with a mess of BID. Once cured, just pop it all apart and trim. Fuel Servo […]
Read More