Moisturizer, moisturizer, moisturizer
Plus 1% Hydrocortisone ointment (it's better than cream) at night. Cover your eyes like a panda.
If it settles then continue the moisturizer
Remember what you paid for that advice.
And the problem has reared its head again.
272 hours and just over 2 years on a factory rebuilt O-200 ($29400) I had low compressions on one cylinder. This was pulled, the guide reamed and reseated.
Then 3 weeks later and at 323 hours low compression was found on two more cylinders.
Oil...
Just get a replacement KX-170b. You can pick up pretty clean ones for a few hundred dollars then just slide it. If that solves you COM problem then great. Personally I would also get it wired in as your NAV2 back up.
The KX170b is a great radios and it wouldn't be silly money.
Ive got the low down. Its not been stripped yet but they think its the centre main bearing.
All the engines displayed the same signs with low oil pressure in the cruise. Out of the green and when up to temperature no more than 20 psi. Then vacating the runway the oil pressure is zero.
We...
Yes.
2450rpm
25 to 75 F
Never preheat. But never really cold
Oil pressure always smack in the green - initially
Oil temperature oilways spot on normal
No oil additives. Either originally aeroshell 80w now aeroshell 15-50w.
My last 6 O-200 have failed to reach TBO all with centre main bearing failure. They fly on average around 450 hours a year. All fitted to C150’s all with Macauley props. Basically the oil pressure drops in the cruise and when hot at idle the oil pressure is next to non existent,
In one aircraft...