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Search: Posts Made By: lr172
Forum: Reviews Today, 06:44 AM
Replies: 1
Views: 111
Posted By lr172
I had a similar issue (found a broken ring) and...

I had a similar issue (found a broken ring) and received similar service. Sent me a whole new cyl assy. It took two weeks, as they had no stock and even sent the replacement overnight Sat delivery...
Forum: Traditional Aircraft Engines Today, 06:37 AM
Replies: 6
Views: 342
Posted By lr172
You can remove the dam to bring down the #2 temps...

You can remove the dam to bring down the #2 temps in climb and accept a lower CHT in cruise, which may not really be much lower without it. You could also build a little box under the #2 inlet ramp...
Forum: RV-6/6A Yesterday, 11:03 AM
Replies: 19
Views: 846
Posted By lr172
All are on the Tipper skin and many are outside...

All are on the Tipper skin and many are outside of the windshield area, if I remember correctly. Some will also be under the fibergless transition work, though you can probably still get a lot of...
Forum: Glass Cockpit 05-04-2021, 11:03 AM
Replies: 10
Views: 431
Posted By lr172
I have two portrait screens. One PFD and the...

I have two portrait screens. One PFD and the other Map/engine. Similar to a side by side large screen. I also use a large Ipad with foreflight just right of the avionics stack. I really like...
Forum: RV Building Tips/Techniques 05-04-2021, 09:24 AM
Replies: 7
Views: 611
Posted By lr172
I thought most single part sealants need either...

I thought most single part sealants need either oxygen or moisture to cure. How would that happen in an air tight environment under a cap? I vaguely remember polysulphides requiring moisture to...
Forum: RV General Discussion/News 05-04-2021, 08:20 AM
Replies: 36
Views: 3,746
Posted By lr172
The clearances are small enough that simple...

The clearances are small enough that simple gravity with the right viscosity oil will not allow the pump to empty and require a prime. However, 80 PSI is a lot of force and while I obviously have...
Forum: RV General Discussion/News 05-04-2021, 08:11 AM
Replies: 36
Views: 3,746
Posted By lr172
They lyc has an over pressure releif...

They lyc has an over pressure releif valve/flapper that will open and allow that air into the system. And yes, 80 PSI, even through an .085 orifice will be enough to evacuate the oil from the...
Forum: RV General Discussion/News 05-04-2021, 07:49 AM
Replies: 36
Views: 3,746
Posted By lr172
Absolutely NO engine is assembled dry. Most use...

Absolutely NO engine is assembled dry. Most use a light assembly grease that is designed to last longer than traditional oil in order to deal with the harsh environment of running the engine for...
Forum: RV Ongoing Maintenance Issues 05-04-2021, 07:39 AM
Replies: 18
Views: 1,199
Posted By lr172
I have heard a few reports from folks that when a...

I have heard a few reports from folks that when a new AFP boost pump was first run after sitting for years that it would run high until they hit it or did something proactive to loosen the stuck...
Forum: Fuel Injection Systems 05-04-2021, 07:04 AM
Replies: 8
Views: 607
Posted By lr172
On the high CHT / low EGT on #1, assuming that...

On the high CHT / low EGT on #1, assuming that only low RPM operations are like this and high power is consistent with other cyl's, I would open the spider and check for debris in the four V shaped...
Forum: Safety 05-04-2021, 06:49 AM
Replies: 27
Views: 2,098
Posted By lr172
Sadly I remember the first time I bought a 2400...

Sadly I remember the first time I bought a 2400 baud modem and doubled the throughput. I often think that my kids should experience that type of device to realize how good they have it today.
Forum: RV-10 05-03-2021, 09:47 AM
Replies: 18
Views: 1,407
Posted By lr172
What are the pink cross hairs for? I have never...

What are the pink cross hairs for? I have never seen those on a G3X. I really miss the CDI cross hairs that the GRT has on my 6 and wonder if that is their role. Much easier to use than the std...
Forum: Electrical Systems 05-02-2021, 07:32 AM
Replies: 3
Views: 491
Posted By lr172
a very interesting study in organizational...

a very interesting study in organizational management. I suspect that the original design team was quite large and designed the two step drilling process for just this reason. Years later, a small...
Forum: Glass Cockpit 05-02-2021, 07:19 AM
Replies: 10
Views: 556
Posted By lr172
answers in line. Much of what you need is in the...

answers in line. Much of what you need is in the installation manual not the pilots guide.
Forum: RV-10 05-02-2021, 07:01 AM
Replies: 18
Views: 1,407
Posted By lr172
at 8000', I cruise at 165 KTAS on 10.5-10.8. ...

at 8000', I cruise at 165 KTAS on 10.5-10.8. Same speed at 14,000 is low 9's GPH.

Adjustable advance EI and tuned injectors.

Larry
Forum: RV-9/9A 05-02-2021, 06:57 AM
Replies: 5
Views: 312
Posted By lr172
can't really rule out carb ice, as prime...

can't really rule out carb ice, as prime conditions for it, but seems a bit unlikely that you would have enough ice to keep your throttle from moving, yet have no noticeable symptoms such as RPM drop...
Forum: Temp / Test / Misc. (posts deleted after 2 weeks) 05-01-2021, 11:04 AM
Replies: 12
Views: 882
Posted By lr172
Same here. With the 6, just open the tipper for...

Same here. With the 6, just open the tipper for 15 seconds and it clears. With the 10, I did defrost, as opening the doors is harder and produces less airlow in the cabin. Doesn't work near as...
Forum: Alternative Engines 05-01-2021, 10:58 AM
Replies: 28
Views: 4,038
Posted By lr172
The same reason that you would want a pmag that...

The same reason that you would want a pmag that generates it's own power. If you have to shut off the master due to a fire or your earthx decides to shut itself down as they sometimes do, you want...
Forum: RV-14 05-01-2021, 08:33 AM
Replies: 18
Views: 1,566
Posted By lr172
I do it for better starting performance. When...

I do it for better starting performance. When you hit the starter, bus voltage drops to 10 or lower. This causes the alternator to go to max output. First, it will draw close to 5 amps on the...
Forum: Engine Monitors 05-01-2021, 07:51 AM
Replies: 8
Views: 325
Posted By lr172
The VDO is a resistive sensor and the Kavlico is...

The VDO is a resistive sensor and the Kavlico is a transducer. Swapping will require some wiring work as well, as the transducer requires a 5V power source.
Forum: RV General Discussion/News 05-01-2021, 07:46 AM
Replies: 2
Views: 237
Posted By lr172
If you have FI, there is a pressure take off port...

If you have FI, there is a pressure take off port on the servo that some use. That is where I take it off. In the certified world many use a tee at the carb, so wouldn't be surprised to see it...
Forum: Glass Cockpit 05-01-2021, 07:24 AM
Replies: 10
Views: 446
Posted By lr172
You are taking pressure readings at a point VERY...

You are taking pressure readings at a point VERY close to an intake valve, not in a plenum like on you car. This can introduce reverse flow coditions and cause oscillations. For many, a restrictor...
Forum: Electrical Systems 04-30-2021, 11:05 AM
Replies: 55
Views: 6,522
Posted By lr172
If I had 2 pmags, I would consider some form of...

If I had 2 pmags, I would consider some form of b/u power. A scenario to consider: Elec issue causes the need to disconnect master, battery dies, etc. Pilot on final pulls power back to idle and...
Forum: RV General Discussion/News 04-30-2021, 07:33 AM
Replies: 36
Views: 3,746
Posted By lr172
Most good mechanics take extra measures to...

Most good mechanics take extra measures to pre-oil a new engine before it's first start, as they have learned that significant wear can happen when you start an engine that has been purged of oil. ...
Forum: Electrical Systems 04-29-2021, 01:48 PM
Replies: 31
Views: 1,181
Posted By lr172
Traditional ground straps often have steel...

Traditional ground straps often have steel terminals instead of copper to allow this type of connection.
Forum: Electrical Systems 04-29-2021, 10:54 AM
Replies: 31
Views: 1,181
Posted By lr172
Starters don't have a provision for connecting a...

Starters don't have a provision for connecting a ground cable, as the industry standard (auto AND aircraft) is to ground on the engine block and the starter's contact with the block is the ground...
Forum: Traditional Aircraft Engines 04-29-2021, 10:27 AM
Replies: 36
Views: 11,544
Posted By lr172
Not sure how you are interpreting this, but by my...

Not sure how you are interpreting this, but by my read Lyc clearly approves 93 octane auto fuel in the 540 C/D models, and most other 320/360 PV variants, as long as the vapor rating is A-4 (7-9.3...
Forum: Electronic Ignition Systems 04-29-2021, 07:38 AM
Replies: 18
Views: 1,161
Posted By lr172
The point is that the Cores on the MSD wires are...

The point is that the Cores on the MSD wires are superior in quality. They are designed to take the 90* bends at the terminal and history has shown that they do not fail the way that your inferior...
Forum: RV-10 04-29-2021, 07:24 AM
Replies: 12
Views: 1,380
Posted By lr172
The big issue with the adhesive based material is...

The big issue with the adhesive based material is that the plexi bleeds air, albeit very slowly. This will cause the tint material to develop air bubbles under it. Madico made a special...
Forum: RV-10 04-29-2021, 07:21 AM
Replies: 12
Views: 1,380
Posted By lr172
What is the "Kinder version?" Was this good...

What is the "Kinder version?" Was this good enough for the front windows? Would enjoy learning of better options.

Larry
Forum: Electronic Ignition Systems 04-28-2021, 11:56 AM
Replies: 18
Views: 1,161
Posted By lr172
That is a chevy SB/BB kit. Definately check the...

That is a chevy SB/BB kit. Definately check the fit on the Pmag. I thought the pmag used Ford EDIS coils and not sure the Chevy style coil connectors will fit properly. I thought the EDIS coils...
Forum: RV Ongoing Maintenance Issues 04-28-2021, 11:19 AM
Replies: 28
Views: 54,793
Posted By lr172
Pretty sure there is no requirement for the...

Pretty sure there is no requirement for the timing and use of flights in between inspection phases during inspection, as long as the inspection is done with log book entries BEFORE the expiration of...
Forum: RV General Discussion/News 04-28-2021, 08:52 AM
Replies: 22
Views: 1,587
Posted By lr172
While this approach will work well for...

While this approach will work well for traditional ground power, jumping applications, it may not work with modern automotive style battery chargers (microprocessor based vs old school transformer...
Forum: RV Ongoing Maintenance Issues 04-28-2021, 08:08 AM
Replies: 17
Views: 1,543
Posted By lr172
3/32 is a lot for hinge alignment and certain to...

3/32 is a lot for hinge alignment and certain to cause an issue. You want to measure the gaps at all four hinges and strive for consistency. Both high AND low cause problems/imbalance. You want...
Forum: RV General Discussion/News 04-28-2021, 07:52 AM
Replies: 22
Views: 1,587
Posted By lr172
That is what I did on my planes. 14 ga wire...

That is what I did on my planes. 14 ga wire directly to the battery, through a 15A fuse and to a female connector that shields the hot pin from accidental shorting to ground. Mine are well...
Forum: Traditional Aircraft Engines 04-27-2021, 01:41 PM
Replies: 12
Views: 492
Posted By lr172
There is always an easier way. As mentioned, no...

There is always an easier way. As mentioned, no need to replace the baffling; Just fix it. Might take a couple of days and you'll learn a lot about your engine. You could always pull the power...
Forum: RV General Discussion/News 04-27-2021, 11:04 AM
Replies: 29
Views: 1,711
Posted By lr172
Not an expert, but I am guessing that they barely...

Not an expert, but I am guessing that they barely fit into the 1/4" tubing, so the bent wire inserts create more than enough blockage to keep them out. I believe a mud dauber is about the size of a...
Forum: ADS-B 04-27-2021, 10:54 AM
Replies: 11
Views: 876
Posted By lr172
serial connection is better and safer. with...

serial connection is better and safer. with serial, altitude data is constantly sent from transponder to ADSB unit for re-transmission. With sniffer, data is only captured / sniffed when the...
Forum: Traditional Aircraft Engines 04-27-2021, 08:14 AM
Replies: 12
Views: 492
Posted By lr172
IMHO cowl flaps are a bandaid for this. I would...

IMHO cowl flaps are a bandaid for this. I would start with baffling quality and sealing up open areas. Many goods posts here on that subject. Whole lot of folks with 360's that can climb at 120...
Forum: Glass Cockpit 04-27-2021, 08:02 AM
Replies: 5
Views: 272
Posted By lr172
Make sure you test it. That is NOT what they...

Make sure you test it. That is NOT what they told me when I called. Also not what the manual says. More than moderately suspicious. This would not be the first time that someone was given bad...
Forum: Painting your RV 04-27-2021, 06:58 AM
Replies: 10
Views: 354
Posted By lr172
First, 400 grit won't address an adhesion...

First, 400 grit won't address an adhesion problem. I would put tape all over those surfaces and see what else pulls off. If the adhesion is truly poor, you're going to have large chunks of paint...
Forum: RV General Discussion/News 04-26-2021, 09:40 PM
Replies: 29
Views: 1,711
Posted By lr172
My big fear is mud daubers. I learned a neat...

My big fear is mud daubers. I learned a neat trick. I used a bent paperclip inserted into the opening of the sawed off AN fitting. They are still there 800 hours later and it reduces the space...
Forum: Glass Cockpit 04-26-2021, 12:19 PM
Replies: 5
Views: 272
Posted By lr172
The artex 345 can only be configured at the...

The artex 345 can only be configured at the factory for either NMEA 4800 or aviation 9600. Have you confirmed which yours is? The units sent to ACS are typically configured for aviation 9600. Some...
Forum: RV General Discussion/News 04-26-2021, 09:16 AM
Replies: 53
Views: 5,126
Posted By lr172
While this may be true, bone stock Chevy V6 and...

While this may be true, bone stock Chevy V6 and V8 engines have been used in boats for decades. In those cases, the engines spend the vast majority of their time at peak torque RPMs (4500 typically)...
Forum: RV-10 04-26-2021, 07:58 AM
Replies: 3
Views: 467
Posted By lr172
Yes. this is called wasted spark and is very...

Yes. this is called wasted spark and is very common on aftermarket ignition systems. No negative consequence with firing a plug while the cylinder is on the exh stroke. It is also true that single...
Forum: Electrical Systems 04-26-2021, 07:39 AM
Replies: 19
Views: 1,688
Posted By lr172
My intercom wiring looks just like the pic from...

My intercom wiring looks just like the pic from 94KB. Simple and effective. Daisy chain seems overly complicated to me and creates potential issues down the road if you need to dig into the harness...
Forum: RV-4 04-26-2021, 07:31 AM
Replies: 10
Views: 992
Posted By lr172
The o-ring sizes are standard and listed on the...

The o-ring sizes are standard and listed on the picture posted above.
Forum: VAF Classifieds (posts in here deleted after 30 days) 04-26-2021, 07:22 AM
Replies: 6
Views: 775
Posted By lr172
Do you know what thicknesses are included with...

Do you know what thicknesses are included with the SS shim stock?
Forum: Electronic Ignition Systems 04-25-2021, 09:52 AM
Replies: 18
Views: 1,161
Posted By lr172
Just by an MSD or Taylor custom length kit (4,6...

Just by an MSD or Taylor custom length kit (4,6 or 8 wires) and it comes with everything you need to make the cables, including a crimping die. You can select the angles on the plug end (straight,...
Forum: RV General Discussion/News 04-25-2021, 09:41 AM
Replies: 22
Views: 1,587
Posted By lr172
I shy away from jumping, as you will launch with...

I shy away from jumping, as you will launch with a low battery charge. A no no for an electrically dependent aircraft. Like Carl, I have a 15A fused connector for a pigtail that I can attach to a...
Forum: Safety 04-25-2021, 08:27 AM
Replies: 20
Views: 2,248
Posted By lr172
That is just scary. It is really a shame that as...

That is just scary. It is really a shame that as an industry, we do not train pilots to understand the basics that are required to execute a safe flight. I personally believe that we should not...
Forum: RV-10 04-25-2021, 08:15 AM
Replies: 6
Views: 522
Posted By lr172
Same here. In climb, the 10 doesn't need a lot...

Same here. In climb, the 10 doesn't need a lot of rudder and the force to hold it neutral in a climb is much lighter than the 6 surprisingly. I don't miss having an adjustable rudder trim.
Forum: Electronic Ignition Systems 04-25-2021, 08:13 AM
Replies: 18
Views: 1,161
Posted By lr172
I don't know, but I have seen Dan mention that...

I don't know, but I have seen Dan mention that the Pmag uses the Ford EDIS coil pack.
Forum: VAF Classifieds (posts in here deleted after 30 days) 04-25-2021, 07:20 AM
Replies: 6
Views: 496
Posted By lr172
I did this on my 6 two years ago. First, this is...

I did this on my 6 two years ago. First, this is caused by incorrect shimming. Those bearing can't handle very much axial load and the attachment MUST be properly shimmed to avoid abnormal wear. I...
Forum: RV-14 04-24-2021, 09:44 PM
Replies: 8
Views: 550
Posted By lr172
Just need a few adel clamps bolted onto the...

Just need a few adel clamps bolted onto the trailing edges and good to go.;)

Where is the 22 mounted, on the horizontal plane? Fore, aft or center? Might consider moving it aft to the point that...
Forum: RV Ongoing Maintenance Issues 04-24-2021, 09:10 PM
Replies: 4
Views: 369
Posted By lr172
YOu can splice in new wire with std butt...

YOu can splice in new wire with std butt terminals, rings, spades, etc. The extension wire can be had by the foot at ACS. the new wire must match the probe type - J or K. You should be able to ask...
Forum: Electronic Ignition Systems 04-24-2021, 08:26 PM
Replies: 18
Views: 1,161
Posted By lr172
Typically the center conductor is left long and...

Typically the center conductor is left long and bent over the insulation and the terminal crimped over that. Sounds like cheap quality wire and the core of the conductor broke at the point it was...
Forum: RV-7/7A 04-24-2021, 12:26 PM
Replies: 4
Views: 242
Posted By lr172
all of the ND alternators that I have seen with...

all of the ND alternators that I have seen with the three male spade terminals (older, non-round connector style) have letters embossed in the case. (N or I)/F/E. You sure they are not there. F is...
Forum: RV General Discussion/News 04-23-2021, 11:05 PM
Replies: 11
Views: 2,098
Posted By lr172
Wow, what a mess. Just imagine the blow back the...

Wow, what a mess. Just imagine the blow back the FAA would get if every A/B aircraft owner (not a small population any more) had to rent an airplane just to get a BFR. A strong case could and...
Forum: Traditional Aircraft Engines 04-23-2021, 12:46 PM
Replies: 12
Views: 1,388
Posted By lr172
This was my guess as well. A month or so ago,...

This was my guess as well. A month or so ago, another poster went through this and posted a lot of good data.
Forum: RV Ongoing Maintenance Issues 04-22-2021, 07:22 AM
Replies: 17
Views: 1,543
Posted By lr172
I just helped a guy with a 6A address this. His...

I just helped a guy with a 6A address this. His had a heavy left wing. P/O had put a trim tab on and lowered the left flap almost an inch and it was still wing heavy. After addressing the issue...
Forum: Traditional Aircraft Engines 04-21-2021, 09:48 AM
Replies: 4
Views: 381
Posted By lr172
clean surface with alcohol and apply blue masking...

clean surface with alcohol and apply blue masking tape. Cheap, effective and no shipping charges.
Forum: Tools 04-21-2021, 09:32 AM
Replies: 12
Views: 850
Posted By lr172
another vote for bearing replacement here. I had...

another vote for bearing replacement here. I had a modern drill press start wobbling after a year. Crappy machining on the quill bore in my case. Replaced with a 70 year old rockwell that is built...
Forum: Interiors 04-21-2021, 09:20 AM
Replies: 35
Views: 8,114
Posted By lr172
This will vary a bit. I have heated seats and...

This will vary a bit. I have heated seats and didn't use them much until I upgraded to oregon aero cushions. I am 6' and sit with my head only and inch or so from the canopy. The comfor foam...
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