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Search: Posts Made By: jrs14855
Forum: RV Friends Who Have Passed On 04-03-2021, 08:21 PM
Replies: 62
Views: 12,626
Posted By jrs14855
stalls

the issue that I find very upsetting in the almost total lack of mention of MINIMUM ALTITUDE LOSS. The FAA gibberish refers to the aircraft handbook, which in the case of the 150series and 172 simply...
Forum: RV-7/7A 04-01-2021, 08:18 PM
Replies: 18
Views: 1,397
Posted By jrs14855
Ice

that is exactly correct. Never a hint of ice in my close cowled Tailwind with 0 320 and carb. Very rare to see carb ice in Cherokees and others with Lycoming engines, except in actual airframe icing...
Forum: RV Friends Who Have Passed On 04-01-2021, 08:09 PM
Replies: 62
Views: 12,626
Posted By jrs14855
Airspeed

Placard over the exit to the ramp, somewhere in TX:
Maintain thy airspeed, lest the earth rise up and smite thee!
Forum: RV Friends Who Have Passed On 04-01-2021, 08:06 PM
Replies: 62
Views: 12,626
Posted By jrs14855
Airspeed

Placard over the ramp door at aa small FBO somewhere in TX.
Maintain thy airspeed, lest the earth rise up and smite thee.
Forum: Propellers 04-01-2021, 01:38 PM
Replies: 10
Views: 2,325
Posted By jrs14855
Pitot static

Randy Wilson 760-288-1119 he travels all over the area. He was in Bullhead City yesterday and I think he said he will be in Phoenix area today or tomorrow.
Forum: RV Friends Who Have Passed On 03-30-2021, 08:11 PM
Replies: 62
Views: 12,626
Posted By jrs14855
Stalls

Bob Hoover described extra speed as "money in the bank" and a maneuver that costs speed as "making a withdrawal". It has always served me well to carry some extra speed until wings level on final and...
Forum: Traditional Aircraft Engines 03-22-2021, 08:20 PM
Replies: 12
Views: 1,793
Posted By jrs14855
Engine

I failed to notice you are based at Reno. If 90% of your flying is in the high country or the hot desert you will benefit from the 10-1 pistons and any extra wear will simple be caused by the...
Forum: Traditional Aircraft Engines 03-21-2021, 08:31 PM
Replies: 12
Views: 1,793
Posted By jrs14855
engine work

My primary source of information was the late great Monty Barrett. With 10-1 pistons if you run the engine the way the serious aerobatic people do you will start to see a decrease in oil pressure at...
Forum: Traditional Aircraft Engines 03-19-2021, 08:14 PM
Replies: 12
Views: 1,793
Posted By jrs14855
Engine

The 160 hp pistons are not an issue on any E series. Some of the E series have 0 235 front main bearing.
the 0 235 front main bearing will not support a constant speed prop.
I have 10-1 pitons in...
Forum: GPS 03-05-2021, 07:36 PM
Replies: 9
Views: 516
Posted By jrs14855
GPS

Americangps, west palm beach, ebay item number 183471649278
I don't think I bought my 396 from him.
Forum: GPS 03-05-2021, 07:03 PM
Replies: 9
Views: 516
Posted By jrs14855
GPS

There is a guy in south FL that does repairs. I just bought a 396 from him, no battery or anything else but its completely updated. It was a bargain price and I already have a battery and all the...
Forum: RV Ongoing Maintenance Issues 02-26-2021, 01:18 PM
Replies: 4
Views: 646
Posted By jrs14855
AD's

There are AD's that are important and those that are not. The Lycoming 505 crankshaft issue is widely ignored in EAB.
If you remove the engine placard and call it a Smith Experimental Engine you...
Forum: RV-4 02-17-2021, 06:36 PM
Replies: 11
Views: 1,481
Posted By jrs14855
carb heat

It would be best to use a control cable with a locking function. Also the arm on the door looks a little short. Would be best to make the arm length so that it uses the full travel of the control....
Forum: Traditional Aircraft Engines 02-12-2021, 07:15 PM
Replies: 12
Views: 1,165
Posted By jrs14855
oil temp

You do not say how and where you are measuring temperature at the cooler. At normal oil temperatures the oil temperature at the probe will be cooler than the oil in the cooler. The probe is...
Forum: RV General Discussion/News 01-30-2021, 07:12 PM
Replies: 137
Views: 34,408
Posted By jrs14855
Twin

Yes that would be the Gold Bug. Never knew for sure if the FAA or EAA officials grounded the airplane.
Twin engine performance can come from turbos or a lot of excess power. I love the Baron but the...
Forum: RV General Discussion/News 01-30-2021, 02:29 PM
Replies: 137
Views: 34,408
Posted By jrs14855
Twins

There have been a number of homebuilt twins, some dating to the very early days of EAA.
One of the more bizarre was a tri motor ultralight that made the round trip from Tucson to Oshkosh multiple...
Forum: Safety 01-21-2021, 02:41 PM
Replies: 12
Views: 1,704
Posted By jrs14855
douglas bader

Search Douglas Bader
Forum: RV General Discussion/News 01-17-2021, 07:52 PM
Replies: 8
Views: 2,684
Posted By jrs14855
rod end

1/4" x 28 male shank is a better description.
Forum: RV General Discussion/News 01-17-2021, 07:50 PM
Replies: 8
Views: 2,684
Posted By jrs14855
rod end

Standard 1/4" shank 3/16" bore rod end bearing from Spruce. Many options least expensive is fine for that application
Forum: RV General Discussion/News 01-14-2021, 06:01 PM
Replies: 10
Views: 1,293
Posted By jrs14855
Registration

King Title in Oklahoma City area. Two day turnaround normally, don't know if the virus affects things. 50 bucks the last time I used them.
Forum: Traditional Aircraft Engines 01-06-2021, 02:16 PM
Replies: 12
Views: 1,986
Posted By jrs14855
oil pressure

The red line is 100 but 115 is allowed for "short durations" as revised by Lycoming many years ago.
Forum: RV Ongoing Maintenance Issues 01-03-2021, 03:33 PM
Replies: 1
Views: 537
Posted By jrs14855
Mags

the normal Bendix setup would be impulse on the left and non impulse S4LN20 on the right.
You could use the impulse on the right but you would need impulse coupling, spacer and different gear....
Forum: RV-7/7A 01-01-2021, 03:41 PM
Replies: 5
Views: 589
Posted By jrs14855
0 320

The type 2 engines were used almost entirely on Piper Twin Commanche.
I0 320 B or C series. Wing Derringer also but only a few of those built. The Type II mount was used because of the extended hub...
Forum: Safety 12-25-2020, 07:33 PM
Replies: 61
Views: 8,945
Posted By jrs14855
Instruments

Many years ago a Jet Commander departed Burlington VT and disappeared into Lake Champlain. The airplane was never recovered. This and other similar incidents resulted in a requirement for a battery...
Forum: Traditional Aircraft Engines 12-25-2020, 07:03 PM
Replies: 5
Egt
Views: 689
Posted By jrs14855
EGT

There is no specific limit for EGT on a normally aspirated Lycoming.
Forum: RV General Discussion/News 12-17-2020, 07:40 PM
Replies: 24
Views: 2,051
Posted By jrs14855
W&B

On the tandem airplanes the usual issue is aft cg with a heavy passenger. If I were concerned I would simply record some worst case numbers for max passenger weight with no baggage and with full...
Forum: RV General Discussion/News 12-17-2020, 07:36 PM
Replies: 24
Views: 2,051
Posted By jrs14855
Ramp check

63 years, I don't remember ever being asked for W&B by FAA on a ramp check.
One of my all time favorite ramp check stories: Parked in my usual spot near the FSDO following an all night part 135...
Forum: Traditional Aircraft Engines 12-14-2020, 06:18 PM
Replies: 36
Views: 4,869
Posted By jrs14855
Mag

One more thought-the mag gear nut is a special nut. It is a matter of luck if the cotter pin lines up within the torque specs for the nut. It is possible that the nut was loosened to line up the...
Forum: Traditional Aircraft Engines 12-13-2020, 06:48 PM
Replies: 36
Views: 4,869
Posted By jrs14855
mags

I'm now thinking that a stray piece of metal got between the mag gear and the idler gear and damaged both the mag and the idler gear and perhaps more. There are very likely some more small pieces of...
Forum: Traditional Aircraft Engines 12-12-2020, 07:39 PM
Replies: 36
Views: 4,869
Posted By jrs14855
Metal

Those small pieces look like they could possibly be pieces of cotter pin. Can you confirm that there is a cotter pin installed on the mag gear. For a Bendix mag that cotter pin is a Bendix part...
Forum: RV General Discussion/News 12-12-2020, 02:12 PM
Replies: 21
Views: 3,850
Posted By jrs14855
Hoover

I watched the Shrike routine many times from the early 70's thru the last of his Oshkosh shows. My recollection for the finale is a high speed dive to show center, shut down both engines, then a...
Forum: Safety 12-05-2020, 06:09 PM
Replies: 26
Views: 4,035
Posted By jrs14855
IPT Williamsport PA

Runway 27 and 30 are right traffic. You would need to be quite a ways north for terrain to be an issue at traffic pattern altitude. The area just to the south was the site of a fatal Allegheny crash,...
Forum: Fiberglass 12-02-2020, 07:52 PM
Replies: 5
Views: 1,530
Posted By jrs14855
Wheel Pants

Jim Rust did it that way on his Wittman Tailwind.Feature article years ago in Kitplanes with lots of pictures.
Forum: RV-8/8A 12-01-2020, 05:45 PM
Replies: 48
Views: 11,736
Posted By jrs14855
spin recovery

Adding power on the downline is a competition protocol and absolutely should not be used by a pilot beginning spin exploration. That is doubly true of any clean airplane which will build speed...
Forum: RV-8/8A 11-29-2020, 06:26 PM
Replies: 48
Views: 11,736
Posted By jrs14855
Post 45

Excellent explanation of the benefits of Mueller Beggs. I will take this back at least another decade to when seemingly well qualified pilots as well as not so qualified pilots were spinning into the...
Forum: RV Ongoing Maintenance Issues 11-29-2020, 06:12 PM
Replies: 31
Views: 4,543
Posted By jrs14855
Oil Cooler Valve

It is not possible to compromise oil pressure by closing the ball valve. Basically with the valve closed the engine reverts back to the same configuration as a non oil cooler engine, one example...
Forum: Alternative Engines 11-24-2020, 07:20 PM
Replies: 63
Views: 9,363
Posted By jrs14855
Reno

Super Unlimited's , a sight unlikely to ever be seen again.
Forum: Traditional Aircraft Engines 11-24-2020, 07:08 PM
Replies: 38
Views: 3,931
Posted By jrs14855
Lycoming

If Lycoming were capable of embarrassment they would hang their heads in shame regarding the oil pumps. When I rebuilt my first Lycoming in 1975 the oil pump issues had been around for years. It is...
Forum: RV-12/RV-12iS 11-19-2020, 06:39 PM
Replies: 34
Views: 11,927
Posted By jrs14855
Atlantic

The info I have is that Goose to Narsarsuaq to Iceland requires HF. The far north route can be done with VHF.
the really dumb part of this is that a satphone is MUCH better than HF. Dick Rutan and...
Forum: Traditional Aircraft Engines 11-19-2020, 06:33 PM
Replies: 16
Views: 3,624
Posted By jrs14855
CHT

The standard Lycoming CHT limits do not apply to break in. The fuel flow looks low and may be a factor. I have the cooler behind #3 on a 0 320 with 10-1 pistons. No problem keeping the CHT below 425...
Forum: Traditional Aircraft Engines 11-18-2020, 06:05 PM
Replies: 16
Views: 3,624
Posted By jrs14855
CHT

Totally agree with the break in part. Anything over 400 for more than a few seconds is completely unacceptable. Try retiming your mags to 20 degrees until you get the CHT under control.
Once the...
Forum: Traditional Aircraft Engines 11-18-2020, 05:56 PM
Replies: 6
Views: 1,090
Posted By jrs14855
OIL

If the 0 360 is parallel valve try keeping the oil level slightly below 7 quarts. Let the oil level go down to 6 1/4 and then add 1/2 quart. Minimum for the parallel valve is slightly over 2 quarts.
Forum: RV General Discussion/News 11-14-2020, 06:55 PM
Replies: 16
Views: 3,141
Posted By jrs14855
Speed

When you try to drive across a great lake the car usually sinks except in the case of some extremely rare amphibious cars which would not do well on the great lakes except in very calm conditions.
Forum: Traditional Aircraft Engines 11-09-2020, 06:29 PM
Replies: 21
Views: 3,704
Posted By jrs14855
Case

The 5/16 bolts have been the standard for many years. The question is why didn't Divco configure the case for the 5/16 bolts the first time they overhauled it.
Looks to me like Divco owes you a new...
Forum: RV-8/8A 10-28-2020, 03:10 PM
Replies: 48
Views: 11,736
Posted By jrs14855
Spins

Mueller/Beggs is let go of the stick and apply full rudder opposite the yaw. The hands and feet off the controls is a different procedure.
Forum: RV-8/8A 10-27-2020, 07:50 PM
Replies: 48
Views: 11,736
Posted By jrs14855
spins

The Meuller/Beggs recovery should be considered an emergency spin recovery method, to be used when normal recovery has failed. In the early to mid 70's when IAC was expanding rapidly, a disconcerting...
Forum: RV-8/8A 10-27-2020, 03:40 PM
Replies: 48
Views: 11,736
Posted By jrs14855
Spins

The Mueller/Beggs hands off recovery has been in use for at least forty years. The aircraft that do not respond to this method are well documented and include the Cessna 150 and stock Chipmunk.
I...
Forum: RV-8/8A 10-16-2020, 07:38 PM
Replies: 48
Views: 11,736
Posted By jrs14855
Spins

Never never power out is excellent advice for anyone who does not have EXTENSIVE spin experience. However most high performance aerobatic aircraft will consistently recover from a spin quicker with...
Forum: Florida (South) 10-14-2020, 07:24 PM
Replies: 7
Views: 2,725
Posted By jrs14855
Miami

Opa Locka(OPF) about 10 to the north is the closest. Tamiami a couple miles further to the SW.
Forum: Places To Fly...Things to See...Things to Eat 10-11-2020, 02:38 PM
Replies: 26
Views: 5,625
Posted By jrs14855
Winslow

It is correct that Charles Lindbergh was involved in the establishment of Winslow Airport. He was working for TWA and Winslow was an important part of the first transcontinental route structure. Ford...
Forum: Traditional Aircraft Engines 10-01-2020, 07:39 PM
Replies: 1
Views: 853
Posted By jrs14855
Bushings

Pretty sure rod and rocker bushings need to be machined to size after installation.
Forum: RV Ongoing Maintenance Issues 09-22-2020, 07:39 PM
Replies: 9
Views: 1,024
Posted By jrs14855
screws

use a small drill chuck to hold them and polish them on a buffing wheel.
Forum: Traditional Aircraft Engines 09-06-2020, 08:27 PM
Replies: 22
Views: 3,361
Posted By jrs14855
Float

Plus one on that. Kelly makes an approved metal float. No plastic for me.
Forum: Traditional Aircraft Engines 09-01-2020, 02:35 PM
Replies: 22
Views: 3,361
Posted By jrs14855
Carb

the shaft that the float pivots on is a very loose fit. There have been problems with the float rubbing on the side of the float cavity. This has the potential to prevent the needle from completely...
Forum: Traditional Aircraft Engines 08-26-2020, 02:12 PM
Replies: 1
Views: 686
Posted By jrs14855
Oil Pressure

Oil Pressure in the 80-85 range is alleged to help with valve lubrication.
Forum: Traditional Aircraft Engines 07-27-2020, 08:38 PM
Replies: 13
Views: 2,533
Posted By jrs14855
E2D

Without the STC for the 160 hp upgrade your engine is technically experimental.
Forum: Traditional Aircraft Engines 07-24-2020, 08:43 PM
Replies: 11
Views: 1,862
Posted By jrs14855
That is not correct. Lycoming powered Cessnas...

That is not correct. Lycoming powered Cessnas have been using front of right side oil gallery for years. The pressure there will be 8-10 psi less than at rear of engine
Forum: Propellers 07-21-2020, 04:13 PM
Replies: 8
Views: 2,153
Posted By jrs14855
Overspeed

There is a published overspeed limit on the Whirlwind GA prop
Forum: RV-9/9A 07-07-2020, 09:37 PM
Replies: 27
Views: 4,517
Posted By jrs14855
Acro

I will remind you as I did several times in the past. The guy in NJ that pulled a RV7 apart was trying to teach himself aerobatics.
The OP is in socal. Lots of really good aerobatic training...
Forum: RV General Discussion/News 07-07-2020, 08:13 PM
Replies: 36
Views: 7,601
Posted By jrs14855
A&P

in the day a typical homebuilt was welded steel tube and wood with fabric covering. Today only a very small minority of A&P's can perform any oof those skills.
Forum: RV-9/9A 07-07-2020, 08:08 PM
Replies: 27
Views: 4,517
Posted By jrs14855
Rolls

As i posted in another thread a few days ago, some time ago IAC tampered with roll terminology.
Maybe we could use Hoover Roll as a better way to avoid confusion. Most at some point have seen this...
Forum: RV-9/9A 07-07-2020, 02:12 PM
Replies: 27
Views: 4,517
Posted By jrs14855
Roll

Search Boeing 707 barrel roll for video. Tex Johnson in the prototype 707 which at that time was called the dash 80. While it was generally referred to as a barrel roll it was actually a aileron roll.
Forum: Trip Write-ups 07-03-2020, 08:44 PM
Replies: 28
Views: 11,075
Posted By jrs14855
Nebraska

I spent a year flying full time in NE and became very interested in the history of the NE Army Air Fields. The local historical society usually has historical info on the subject. There is also a...
Forum: RV-8/8A 07-03-2020, 08:29 PM
Replies: 18
Views: 6,545
Posted By jrs14855
ROLLS

For many years a horizontal roll on the longitudinal axis was called a slow roll. Some at IAC decided to rename this aileron roll.
Prior to that the term aileron roll was used to describe a Bob...
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