Tuesday, January 10, 2023

Update 1/9/2023

Since 1/31/2022 Flight:

Dynon - Saw targets disappear when near Houston, suspect limitation issues.

Painted wheel pants with epoxy primer!  They're not the ugliest wheel pants any more.

Microphone 90 degrees out picking up cabin noise.  Rotated and seems to be better.

Need more nose down trim when running best power at 2500'.  Will need to make a stronger pitch trim spring if I run in the AVC.

Installed Koger Shade (Wide - 24"Long  not 34" Long)

Reconfigured lower cowl to direct more air to #2 & #3.


Results of flight 1/9/2023

Flew with only 51 lbs. ballast in the nose.  24 Gallons.  Gross was close to 1600 lbs.

CHT's have changed since modifying the lower cowl baffle.  Hottest to coldest: 2,1,3,4.   1 & 2 are close to the same temp, 3 & 4 are close to the same temp.  Delta between the four is a little over 20F now.   About a 10F improvement and 3 is no longer the hottest.  #4 has the heat muff for cabin heat so maybe this is good.  I'll divert more air to #3 & 4 from 1 & 2's air flow.

Still hear a metallic "ting ting" intermittently when idling at lower speed.  I haven't checked the fuel cap anchors, but the fuel & vent lines make more of a thud sound.  The control rods also don't "ring".

Tweaked the auto pilot to operate at a lower speed in preparation to do glide testing.  It seemed to do fairly well in turbulent air.

The GoPro has been user unfriendly lately.  Inverted video the last time after the app hosed up.  This time rather than video it recorded a burst.  So no video again.

When landing, my fingers are bumping the throttle switch that raises the belly brake.  I need to put the console cover on to prevent this.

The crosswind & turbulence at T67 was dicey.  There's a wind shear typically as I come over the buildings at the North end of 14.  






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