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Search: Posts Made By: Scott Hersha
Forum: RV-4 Today, 06:36 AM
Replies: 6
Views: 351
Posted By Scott Hersha
My 180 HP RV4 with a carbon Sensenich GA prop,...

My 180 HP RV4 with a carbon Sensenich GA prop, long gear legs, and VFR glass panel weighs 979.2 lbs on calibrated scales.
Forum: Traditional Aircraft Engines Today, 06:28 AM
Replies: 7
Views: 254
Posted By Scott Hersha
Iím pretty slow on the draw here. That circled...

Iím pretty slow on the draw here. That circled nut in your pic is about where my viscosity valve was, so I clearly donít know what Iím talking about. But, I think I do have a vernatherm, and if I...
Forum: Traditional Aircraft Engines Today, 06:12 AM
Replies: 7
Views: 254
Posted By Scott Hersha
Dave, I answered your PM. Basically, if I still...

Dave,
I answered your PM. Basically, if I still have the vernatherm, itís yours - just pay shipping. In looking at your picture above, I think the hex plug you have circled is where the oil temp...
Forum: RV-7/7A Yesterday, 06:20 PM
Replies: 28
Views: 1,949
Posted By Scott Hersha
My friend, and formation buddy here at HAO has an...

My friend, and formation buddy here at HAO has an RV7A with an IO-390, and a standard Vans cowl. This combination functions very well in his airplane.
Forum: Traditional Aircraft Engines Yesterday, 06:06 PM
Replies: 7
Views: 254
Posted By Scott Hersha
This is what I found: Lycoming Engines were...

This is what I found:

Lycoming Engines were originally equipped with a bypass valve which was controlled by a spring. Referred to as a spring and plunger type, it functioned as a result of the...
Forum: RV-10 Yesterday, 05:30 PM
Replies: 27
Views: 5,009
Posted By Scott Hersha
I used a piloted reamer on most of my...

I used a piloted reamer on most of my pre-punched, slightly undersized holes. Very little deburring required. If holes are Ďright sizedí, you may just need a pass with a scotch-brite pad prior to...
Forum: RV-10 10-25-2020, 07:44 AM
Replies: 14
Views: 735
Posted By Scott Hersha
Wow!! Iíve never been called a ďdrill sargent ď...

Wow!! Iíve never been called a ďdrill sargent ď before (Bluskydreamin). Iím sorry if what I posted upset you. I was not intending to call you out on anything, in fact I applauded you for inspecting...
Forum: Traditional Aircraft Engines 10-24-2020, 07:42 PM
Replies: 22
Views: 2,012
Posted By Scott Hersha
Yep, I missed that detail in the original...

Yep, I missed that detail in the original post(75* ROP). Lycoming recommends “best power” after the initial couple hours at full rich, which would be 100-150 for this phase of break-in. If the...
Forum: RV Building Tips/Techniques 10-24-2020, 07:20 PM
Replies: 12
Views: 408
Posted By Scott Hersha
Yep. G-Flex is a great epoxy for many things. It...

Yep. G-Flex is a great epoxy for many things. It remains relatively flexible over a fairly wide temperature range, similar to their (Gougeon Brothers/West System) Pro-Set epoxy. Pro-Set is the...
Forum: RV-10 10-24-2020, 07:05 PM
Replies: 14
Views: 735
Posted By Scott Hersha
I forgot to mention the fuel tank vent tube - the...

I forgot to mention the fuel tank vent tube - the real reason I started to respond to this post..... I don’t see anything wrong with that vent tube. Are you saying that the ID on the vent tube...
Forum: RV-10 10-24-2020, 06:48 PM
Replies: 14
Views: 735
Posted By Scott Hersha
I feel the need to remind some (but not most)...

I feel the need to remind some (but not most) builders of one thing. YOU ARE THE BUILDER. YOUR NAME WILL BE ON THE DATA PLATE AS MANUFACTURER. The issues mentioned are the responsibility of the...
Forum: RV Building Tips/Techniques 10-24-2020, 04:47 PM
Replies: 12
Views: 408
Posted By Scott Hersha
Although Iím not a fan of glassing over rivets, I...

Although Iím not a fan of glassing over rivets, I think of you wanted to do that, you should put a thin layer of cloth over the rivet line. I have some very thin fiberglass cloth, and it would not...
Forum: Traditional Aircraft Engines 10-24-2020, 04:19 PM
Replies: 22
Views: 2,012
Posted By Scott Hersha
I agree with Rocketbob that this looks like...

I agree with Rocketbob that this looks like glazing, but I don’t agree that the Lycoming recommended break-in procedure is not right. They caution about not letting the CHT’s to get too hot (>400*)....
Forum: COMM 10-22-2020, 05:01 PM
Replies: 8
Views: 603
Posted By Scott Hersha
Dave, I also have one of these RAMI antennas that...

Dave,
I also have one of these RAMI antennas that I can sell you. I have the instructions for installation....... and I can bring it to you (Bolton Field). You might want to consider the inside the...
Forum: COMM 10-22-2020, 06:28 AM
Replies: 8
Views: 603
Posted By Scott Hersha
This looks just like the RAMI AV-534 antenna they...

This looks just like the RAMI AV-534 antenna they sell at Aircraft Spruce. Yes you should use a doubler. The center conductor of the coax gets attached to the tip of the antenna (threaded) with a rig...
Forum: RV-4 10-19-2020, 08:23 PM
Replies: 17
Views: 1,628
Posted By Scott Hersha
No trouble keeping my tail down during runup. I...

No trouble keeping my tail down during runup. I run up to 1800 for the mag check. I have a fixed pitch prop, so no prop cycle. I do have an O-360 lyc, so a little more weight up front, but no...
Forum: VAF Classifieds (posts in here deleted after 30 days) 10-19-2020, 08:00 PM
Replies: 7
Views: 476
Posted By Scott Hersha
Same here. My wing lights are locally grounded...

Same here. My wing lights are locally grounded and the FlyLeds WigWag works fine. No noise.
Forum: Propellers 10-19-2020, 07:50 PM
Replies: 11
Views: 765
Posted By Scott Hersha
Brad, If you get a prop pitched to not exceed...

Brad,
If you get a prop pitched to not exceed your engine limit (usually 2700 RPM), you wont have to worry about limiting your throttle, except to save fuel. I originally had a fixed pitch Sensenich...
Forum: RV General Discussion/News 10-19-2020, 07:10 PM
Replies: 25
Views: 1,900
Posted By Scott Hersha
Home Depot, and maybe Lowes, also sells the...

Home Depot, and maybe Lowes, also sells the industrial lights. You just have to ask them, and order them because they are not normally in their stores. They are likely a bit less expensive this way.
Forum: RV General Discussion/News 10-19-2020, 02:22 PM
Replies: 25
Views: 1,900
Posted By Scott Hersha
I installed these LED high-bays, ordered from...

I installed these LED high-bays, ordered from Home Depot, and they are very bright. These are a commercial version of what they had for sale in their store (brighter). The ceiling of my hangar is 21í...
Forum: VAF Classifieds (posts in here deleted after 30 days) 10-19-2020, 02:11 PM
Replies: 7
Views: 476
Posted By Scott Hersha
This is what I use for my wing leading edge LED...

This is what I use for my wing leading edge LED landing lights. It works great.

https://flyleds.com/products/#!/WigWag-module/p/127264155/category=0
Forum: RV General Discussion/News 10-17-2020, 03:06 PM
Replies: 8
Views: 938
Posted By Scott Hersha
RV-10 Completion

I am pleased to announce another RV completion in the Cincinnati area. Delta Captain Mike Sherman flew his newly completed RV-10 today at Lunken Airport in Cincinnati. After years of construction,...
Forum: RV Friends Who Have Passed On 10-14-2020, 08:21 AM
Replies: 10
Views: 1,729
Posted By Scott Hersha
Iím pretty sure that was me with Jon, and I...

Iím pretty sure that was me with Jon, and I remember it well. His mom lived in Grand Ledge, and my dad was in an assisted living home there as well. We had flown up to visit our parents. His sister...
Forum: RV Friends Who Have Passed On 10-13-2020, 09:22 PM
Replies: 10
Views: 1,729
Posted By Scott Hersha
Thank you for that video reminder, Steve. Itís...

Thank you for that video reminder, Steve. Itís been two years and I know the sting hasnít left any of us at HAO who have worked with him on so many projects, and saw him every day. I can honestly...
Forum: Fiberglass 10-13-2020, 08:45 PM
Replies: 14
Views: 1,737
Posted By Scott Hersha
I would do the flox mixture on the top with a...

I would do the flox mixture on the top with a couple layers of wetted cloth On top of the flox to achieve the height you want. If it’s too thick, you can grind away some of that from the inside since...
Forum: VAF Classifieds (posts in here deleted after 30 days) 10-04-2020, 06:06 PM
Replies: 11
Views: 1,048
Posted By Scott Hersha
How about one of these - USB 3.0 quick charge...

How about one of these - USB 3.0 quick charge socket? Shows bus voltage.

https://images-na.ssl-images-amazon.com/images/I/717YNDSEMcL._AC_SX679_.jpg
Forum: RV-14 10-01-2020, 05:04 PM
Replies: 5
Views: 773
Posted By Scott Hersha
Never heard of it. Iím wondering why? Iím sure...

Never heard of it. Iím wondering why? Iím sure it could be done. If you decide to do that, these small vents that Vans sells might be a cost effective...
Forum: VAF Classifieds (posts in here deleted after 30 days) 10-01-2020, 04:57 PM
Replies: 1
Views: 430
Posted By Scott Hersha
The part number you are showing is for a 72Ē...

The part number you are showing is for a 72Ē prop. 85Ē is the pitch. I think an 85Ē prop length would come close to hitting the ground. The 85Ē pitch is a cruise prop. Sensenich also specifies an...
Forum: Propellers 09-30-2020, 08:58 PM
Replies: 19
Views: 1,746
Posted By Scott Hersha
Better listen to what Walt told you. A prop...

Better listen to what Walt told you. A prop balance can involve several runs, and thatís with at least the top cowl off. Your engine can get hot. You donít want to do this to a non-broken in engine....
Forum: Propellers 09-30-2020, 07:28 AM
Replies: 19
Views: 1,746
Posted By Scott Hersha
Tiffin Aire. www.tiffinaire.com Airport: 16G

Tiffin Aire.
www.tiffinaire.com
Airport: 16G
Forum: Traditional Aircraft Engines 09-29-2020, 02:31 PM
Replies: 5
Views: 1,021
Posted By Scott Hersha
As Mike said, it depends on who did the TDI, and...

As Mike said, it depends on who did the TDI, and whether they followed the letter of the AD/Lycoming service instructions completely. There are parts that automatically get replaced with new during a...
Forum: RV-12/RV-12iS 09-27-2020, 06:57 AM
Replies: 16
Views: 2,785
Posted By Scott Hersha
Putting the wheel back on might be difficult to...

Putting the wheel back on might be difficult to get right because you would be installing the axle nut with weight on the wheel. Not sure you could get it threaded on all the way.

The jack kit from...
Forum: RV General Discussion/News 09-26-2020, 07:05 PM
Replies: 13
Views: 1,225
Posted By Scott Hersha
Second build - subtract 50% of the build time....

Second build - subtract 50% of the build time. RV3 vs RV7, subtract an additional 25% of the build time if you are staying with company standard, due to advanced kit design. Still a big project, but...
Forum: RV-4 09-26-2020, 03:16 PM
Replies: 10
Views: 1,033
Posted By Scott Hersha
This is what I have used on my 3 RVís that had...

This is what I have used on my 3 RVís that had tapered rod landing...
Forum: RV-8/8A 09-25-2020, 07:10 AM
Replies: 4
Views: 591
Posted By Scott Hersha
Like DW above, I justified purchasing my...

Like DW above, I justified purchasing my Milwaukee ratchet wrench for that...
Forum: RV General Discussion/News 09-24-2020, 07:53 PM
Replies: 13
Views: 1,103
Posted By Scott Hersha
Wow! 37 lbs. Thatís the lowest Iíve heard of....

Wow! 37 lbs. Thatís the lowest Iíve heard of. Mine was 50.4 and I have a slightly heavier engine than normal - O-360 - which should make the tail slightly lighter, relatively. Like Dan said, make...
Forum: RV General Discussion/News 09-24-2020, 07:10 PM
Replies: 1,655
Views: 412,925
Posted By Scott Hersha
IPad mini 4 mount

This is real world experience with one of Steve’s printed iPad mounts in my RV4. The RV4 doesn’t have a lot of room to remote mount an iPad, especially if you would like to keep it out of the sun,...
Forum: Safety 09-24-2020, 06:49 PM
Replies: 52
Views: 4,690
Posted By Scott Hersha
The webinar was very eye-opening. The main...

The webinar was very eye-opening. The main takeaway I got was the analysis that showed the glide line versus the climb angle. If you are not above that best glide angle on climb out, thereís no way...
Forum: RV Ongoing Maintenance Issues 09-22-2020, 05:51 PM
Replies: 19
Views: 1,700
Posted By Scott Hersha
Isnít goo gone citrus based? It sure smells like...

Isnít goo gone citrus based? It sure smells like it is. I have used it to get sticker goo off airplane parts and it has worked well. Iíve used it on canopy goo, but I wash it right away afterwards...
Forum: RV Ongoing Maintenance Issues 09-21-2020, 07:53 AM
Replies: 19
Views: 1,700
Posted By Scott Hersha
Goo Gone. Available at almost all big box home...

Goo Gone. Available at almost all big box home improvement stores.
Forum: Fuel Injection Systems 09-20-2020, 03:23 PM
Replies: 41
Views: 9,564
Posted By Scott Hersha
Claude, A little Monday morning quarter-backing...

Claude,
A little Monday morning quarter-backing going on here, and lots of technical help. You’ll have to decide what part of that help is valid, and it looks like you already have. I hope you have...
Forum: COMM 09-20-2020, 02:43 PM
Replies: 3
Views: 699
Posted By Scott Hersha
What kind of COM antenna do you have? Check to...

What kind of COM antenna do you have? Check to make sure your antenna is properly grounded. If you have access to a VSWR meter, check that while transmitting. I had some similar issues with my RV4,...
Forum: RV General Discussion/News 09-17-2020, 09:36 PM
Replies: 1,655
Views: 412,925
Posted By Scott Hersha
I can measure it tomorrow, but I think it is...

I can measure it tomorrow, but I think it is something like 5” aft of the panel. It is attached to the welded canopy frame as shown in the pics. It looks like your canopy will extend further forward...
Forum: Instrument Flight Rules 09-17-2020, 08:59 PM
Replies: 54
Views: 5,539
Posted By Scott Hersha
This has been an interesting thread.. Almost like...

This has been an interesting thread.. Almost like a primer war discussion. Bottom line is, build and fly what you are comfortable with. As long as we understand what is required to be legal, we are...
Forum: RV General Discussion/News 09-17-2020, 07:14 PM
Replies: 1,655
Views: 412,925
Posted By Scott Hersha
I’m sure Steve can come up with a swivel mount...

I’m sure Steve can come up with a swivel mount adapter for an iPad. If you need shade in your RV3, I’m sure your sun exposure problem is the same as my RV4. I made a small glareshied for mine that...
Forum: RV-4 09-16-2020, 08:37 AM
Replies: 18
Views: 1,776
Posted By Scott Hersha
Another possible location for the roll servo on...

Another possible location for the roll servo on an RV4. Easy location to access and inspect.

2529

Photo might be upside down or sideways.
Forum: RV-14 09-14-2020, 07:24 PM
Replies: 17
Views: 1,625
Posted By Scott Hersha
Yep. Nice video. Pretty much what I did on my...

Yep. Nice video. Pretty much what I did on my first RV (RV6). It looks cool. Looks slippery - but it isnít. Well, actually, it is. But it isnít something you want in this location if your goal is...
Forum: RV-8/8A 09-14-2020, 06:38 PM
Replies: 13
Views: 2,352
Posted By Scott Hersha
If you plan to install an autopilot, then...

If you plan to install an autopilot, then electric trim would be a plus because the autopilot will automatically trim the plane as needed for lateral/longitudinal imbalance, and if you plan on flying...
Forum: RV-14 09-14-2020, 05:39 PM
Replies: 17
Views: 1,625
Posted By Scott Hersha
Iím sorry, but I have to admit, I donít...

Iím sorry, but I have to admit, I donít understand the reason for this. If you are parked outside and worried about bugs or rodents finding a home inside your control surface, then that makes sense,...
Forum: Traditional Aircraft Engines 09-13-2020, 08:44 AM
Replies: 11
Views: 903
Posted By Scott Hersha
Tightening the spring (clockwise on the nut), or...

Tightening the spring (clockwise on the nut), or adding washers, increases pressure.
Forum: RV-8/8A 09-11-2020, 03:26 PM
Replies: 3
Views: 782
Posted By Scott Hersha
Iíve used these ones from Vans Aircraft on all 3...

Iíve used these ones from Vans Aircraft on all 3 of my RV builds. They work well and sit as flush as you want to make them....
Forum: Instrument Flight Rules 09-11-2020, 03:17 PM
Replies: 54
Views: 5,539
Posted By Scott Hersha
You probably need VHF NAV for an ILS approach for...

You probably need VHF NAV for an ILS approach for your check ride, but you donít need it for a flight review, or to legally fly IFR if you have an IFR approach capable GPS installed. If are are...
Forum: RV-14 09-10-2020, 07:36 AM
Replies: 4
Views: 790
Posted By Scott Hersha
You should wait until the skins are riveted to...

You should wait until the skins are riveted to the wing. A small change, twist, etc., in the wing while riveting will show up on the landing light lense fit if installed before the wing section is...
Forum: Traditional Aircraft Engines 09-10-2020, 07:05 AM
Replies: 4
Views: 1,036
Posted By Scott Hersha
I have the ASI crankcase vacuum/breather setup,...

I have the ASI crankcase vacuum/breather setup, which incorporates a Tíd off check valve to prevent crankcase pressurization, and Iíve been quite happy with it. There is no oil on the belly and any...
Forum: RV General Discussion/News 09-07-2020, 06:41 PM
Replies: 4
Views: 1,509
Posted By Scott Hersha
Scott, I have some Bodingtons cans...... way mo...

Scott,
I have some Bodingtons cans...... way mo better than Fosters. Come over and Iíll prove it. Of course, Bill will have to machine different sized ends for the A/O separator, but it will still...
Forum: Glass Cockpit 09-07-2020, 05:24 PM
Replies: 105
Views: 86,306
Posted By Scott Hersha
Iím guessing this only works with electric trim,...

Iím guessing this only works with electric trim, so Iím SOOL with my manual trim RV4. My new GRT equipment has capabilities that may take years to discover (itís not real intuitive). GRT EFIS...
Forum: RV Photo/Video URLs 09-07-2020, 03:01 PM
Replies: 6
Views: 950
Posted By Scott Hersha
Yep, not sure about a harness that would fit...

Yep, not sure about a harness that would fit kids, or what they could do with it anyway, but flying with my grandkids is a joy that is the reason I fly. I flew with both of my local grandkids today -...
Forum: RV General Discussion/News 09-06-2020, 07:32 PM
Replies: 4
Views: 1,509
Posted By Scott Hersha
Air/Oil Separator

There are things we can learn from our Sonex Brethren...... like a cost effective air/oil separator:

2116

2117

This from local aviator buddy, Bill Morris.

Best part is.... it works! Sampling...
Forum: RV Building Tips/Techniques 09-06-2020, 07:14 PM
Replies: 56
Views: 21,391
Posted By Scott Hersha
These light weight control locks will fit into a...

These light weight control locks will fit into a small Crown Royal bag, and weigh less than a pound. The one with the red hook (from Steve Melton) is the aileron lock. The one with the two black...
Forum: RV-14 09-06-2020, 06:34 PM
Replies: 16
Views: 1,633
Posted By Scott Hersha
I have AeroLites and Iím very happy with them....

I have AeroLites and Iím very happy with them. They are very bright, and they make no noise - guaranteed, according to their manufacturer. Iíve found that to be true. I mounted them on Duck Works LE...
Forum: RV Photo/Video URLs 09-06-2020, 06:08 PM
Replies: 6
Views: 950
Posted By Scott Hersha
Priceless Roberto! The look on her face is...

Priceless Roberto! The look on her face is inspiring. Iíve just started flying with my grandkids (still pretty young), and they love it. Acro to come later when I get appropriately sized chutes...
Forum: Electrical Systems 09-06-2020, 05:42 PM
Replies: 9
Views: 882
Posted By Scott Hersha
B & C.... a little more $ initially, but only...

B & C.... a little more $ initially, but only initially. Long term success is hard to argue with.
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