6th February 2011

Wiring work

Hours: 4.5 | Posted in Electrical

More work on wiring, essentially finishing up the stick install from yesterday by tying up wires and connecting connectors, making sure everything is neat and secure.  Also installed connectors on the feed to the flap motor and hooked it up, as well as the heated seat power lines, and the flap position sensor.  I’m not going to final-mount the position sensor yet, as I need to obtain some threaded rod and clevises to hook it up.

Vacuumed out the area under the seat pans, then decided to cut out the left panel support rib (which will be reinstalled a few inches to the right, to clear the EFIS screens).  That, of course, required another vacuuming…but the Dremel with a cutoff wheel made easy work of it, then cleaned up the cut edge with files.  Dust was mostly controlled by holding the vacuum nozzle alongside the cutting wheel.

With those items finished, I moved on to the largest of the airframe connectors: the wing roots, which are 22-pin CPC’s.  (Not all 22 pins are used, though.)  The biggest thing for working with these connectors is to make a good chart of what’s hooked up to which pin, so that both sides of the connector end up the same.  I also used the same pins on left and right sides for functions that are duplicated on both sides (landing/taxi lights and nav/strobes).  I was able t0 finish both fuselage sides and the right wing before dinner.

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