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#1
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Well we fired her up yesterday and everything went great. Flew it home last night and it did fine. Lotsa power, CHT stable, oil pres good and all vitals normal...........cheers
https://www.facebook.com/herb.harney
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Herb R Harney 1968 337C Flying the same Skymaster for 47 years |
#2
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Awesome Herb! Great news!
Ed |
#3
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Great job!
I'm about 7 to 10 days behind you as I am still waiting for the prop to come back. It needed a couple of parts that took a while to get. What where your instructions for break in? Happy flying! |
#4
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The factory re-man's (like yours) are already run in the test cell for an hour at least. This is really a great advantage. Mine came out of the gate with all vitals stable on the maiden test flight.
I like to keep a close eye on CHT's (JPI 6 point) and put some cruise time for the first 5 or so hours. Nice 1 to 1.5 hour legs while varying RPM's every 30 minutes. Keep the CHT's hot but not close to red line. 325 to 350 max and at cruise 300 to 325. Attached is a nice write up that a good friend did. He has an late model G riley conv
__________________
Herb R Harney 1968 337C Flying the same Skymaster for 47 years |
#5
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Thanks Herb - will send to my mechanic and see what he thinks. It seems like there are a few different recommendations out there eg. Continental suggests varying the power between 65 - 75 % every 15-30 mins, only in the second hour. I have attached one of the documents they sent.
Also attached an image of the engine hung on the mount. I asked again re the NDT on the mount - answer was: dye for the welds, x-ray for everything else, and ultrasound if there is surface corrosion to see how deep the corrosion is. If it is less than 10 % - no problem - it just gets resurfaced-mine had a small patch of it, luckily < 10%, so that it what they did, then powder coated the mount. Also had the rear prop O/H'd as was getting the engine replaced - I didn't realized but it makes total sense that they performed NDT on the prop also. |
#6
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Fresh prop installed - should be ready for ground runs tomorrow.
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#7
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Looks good James, best to the test runs
__________________
Herb R Harney 1968 337C Flying the same Skymaster for 47 years |