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Search: Posts Made By: DHeal
Forum: RV-12/RV-12iS 04-10-2021, 02:17 PM
Replies: 19
Views: 708
Posted By DHeal
I used to use DC-4 but think it gets a bit gummy...

I used to use DC-4 but think it gets a bit gummy after awhile and makes the bowl tougher to remove. Now I just smear a touch of grease around the inside of the bowl housing and all is well.

ps --...
Forum: California 04-09-2021, 07:05 PM
Replies: 4
Views: 339
Posted By DHeal
The Crowne Plaza Hotel is immediately adjacent to...

The Crowne Plaza Hotel is immediately adjacent to CCR's SE side and offers a big transient tiedown area. I haven't visited there in a couple of years but it still should be available -- what with...
Forum: RV Ongoing Maintenance Issues 04-07-2021, 06:48 PM
Replies: 25
Views: 5,655
Posted By DHeal
Perhaps it is some form of "fire resistant"...

Perhaps it is some form of "fire resistant" chemical treatment for the rug/fabric?
Forum: RV-12/RV-12iS 04-07-2021, 04:09 PM
Replies: 33
Views: 3,332
Posted By DHeal
Whether you carry hull or not might influence...

Whether you carry hull or not might influence your thinking during that emergency approach and landing -- just sayin'.....
Forum: RV-12/RV-12iS 04-05-2021, 04:34 PM
Replies: 7
Views: 566
Posted By DHeal
As a data point: My eight original Rotax OEM...

As a data point: My eight original Rotax OEM exhaust springs have lasted for over 1,000 hours and appear to be still going strong (I know, I just jinxed myself). Don't know if its a factor but I ran...
Forum: RV-12/RV-12iS 04-05-2021, 02:45 PM
Replies: 7
Views: 566
Posted By DHeal
I do not recall if it was mentioned in my plans...

I do not recall if it was mentioned in my plans (several years ago now), but it is fairly common and prudent to safety wire the springs in some suitable manner -- the safety wire serves to keep a...
Forum: ADS-B 04-05-2021, 09:27 AM
Replies: 24
Views: 2,294
Posted By DHeal
On occasion I will see a "double image" of one...

On occasion I will see a "double image" of one target on my Skyview Classic screen. Sometimes the image is of my aircraft and sometimes the image is of another aircraft. It is my understanding that...
Forum: California 04-02-2021, 11:55 AM
Replies: 21
Views: 1,029
Posted By DHeal
Always call ahead and check if still open and...

Always call ahead and check if still open and hours. Here are a few more:

Red Bluff on-field, Watts-Woodland adjacent golf course, Lampson on-field, Ukiah easy walk to three restaurants, Sacramento...
Forum: RV-12/RV-12iS 03-30-2021, 05:21 PM
Replies: 8
Views: 606
Posted By DHeal
Another little Rotax 912 tidbit is that it's...

Another little Rotax 912 tidbit is that it's total engine displacement is approximately equal to the displacement of one Lycoming O-320/O-360 cylinder:

Rotax 912 engine = 82.5 cu. in.
Lyc O-320= @...
Forum: RV-12/RV-12iS 03-25-2021, 05:23 PM
Replies: 24
Views: 2,068
Posted By DHeal
"Curious what the potential downsides/risks...

"Curious what the potential downsides/risks are?"

Likely it will not happen but if the spark plug ferrule works loose it could be ingested into the engine -- $$$$. Also, I wonder if any residual...
Forum: RV-12/RV-12iS 03-25-2021, 03:28 PM
Replies: 24
Views: 2,068
Posted By DHeal
Those yellow EGT connectors are...

Those yellow EGT connectors are at:

https://www.omega.com/en-us/search/?text=SMPW-CC-K-M
Forum: RV-12/RV-12iS 03-16-2021, 10:01 PM
Replies: 11
Views: 863
Posted By DHeal
Seems you have an RV-12 -- not an RV-12iS. Below...

Seems you have an RV-12 -- not an RV-12iS. Below is the plan sheet (KAI Section 53) for the original -470 ADSB unit as installed in an RV-12. The -472 unit basically replaces the superseded -470...
Forum: RV-12/RV-12iS 03-14-2021, 12:17 PM
Replies: 10
Views: 882
Posted By DHeal
As Seagull suggested, hook up a multimeter to...

As Seagull suggested, hook up a multimeter to look for any devices or circuits stealing current when the Master is OFF. If there is some "dark current" flowing, disconnect (e.g., remove fuse, etc.)...
Forum: RV-12/RV-12iS 03-12-2021, 09:31 PM
Replies: 9
Views: 1,449
Posted By DHeal
I understand that some of the major ROTAX parts...

I understand that some of the major ROTAX parts suppliers have the specialized tools available for rent. In some cases, you can also build up your own tools. Much discussion and videos of this on...
Forum: RV-12/RV-12iS 03-12-2021, 09:41 AM
Replies: 4
Views: 584
Posted By DHeal
If it is an older fuselage kit, be sure you have...

If it is an older fuselage kit, be sure you have complied with SB 14-12-06 before the tail cone is permanently installed -- much easier access now.
Forum: RV-12/RV-12iS 03-08-2021, 08:48 AM
Replies: 13
Views: 1,168
Posted By DHeal
Have you checked these Van's documents: SI...

Have you checked these Van's documents: SI 19-09-23 and N 18-07-12 at: https://www.vansaircraft.com/service-information-and-revisions/?aircraft=rv-12&doctype=all
Forum: RV-12/RV-12iS 03-02-2021, 10:17 PM
Replies: 5
Views: 770
Posted By DHeal
Here you...

Here you go:

https://www.vansaircraft.com/wp-content/uploads/2019/01/RV-12_32.pdf
Forum: RV-12/RV-12iS 02-24-2021, 09:10 AM
Replies: 7
Views: 764
Posted By DHeal
If your rear window is Lexan it is very important...

If your rear window is Lexan it is very important to carefully follow Van's installation instructions if you want to avoid fuel-related crazing issues -- usually caused by mogas containing ethanol. ...
Forum: RV-12/RV-12iS 02-23-2021, 07:20 PM
Replies: 7
Views: 764
Posted By DHeal
Is your rear window Lexan or plexiglas?

Is your rear window Lexan or plexiglas?
Forum: RV-12/RV-12iS 02-20-2021, 08:33 AM
Replies: 6
Views: 1,091
Posted By DHeal
FAA/ICAO code for the RV-12 is: ...

FAA/ICAO code for the RV-12 is: RV12

https://www.faa.gov/documentLibrary/media/Order/Order_7360.1D_Aircraft_Type_Designators_FINAL.pdf
Forum: RV-12/RV-12iS 02-12-2021, 09:15 AM
Replies: 7
Views: 1,447
Posted By DHeal
I like the highly scenic/rugged coastal route if...

I like the highly scenic/rugged coastal route if there is no coastal fog to deal with. Also, the coastal route offers generally favorable winds from the NW if you are flying south-bound. The...
Forum: RV-12/RV-12iS 02-11-2021, 04:27 PM
Replies: 7
Views: 1,410
Posted By DHeal
As a taller pilot you may want to consider using...

As a taller pilot you may want to consider using an "in-the-ear" headset as opposed to the more typical "over-the-ear" style of headset. This will give you an inch or so more head clearance under the...
Forum: RV-12/RV-12iS 02-08-2021, 04:32 PM
Replies: 18
Views: 1,875
Posted By DHeal
In addition to the above-noted courses you can...

In addition to the above-noted courses you can learn a lot about the ROTAX 912 ULS by reading the various ROTAX factory manuals...
Forum: RV-12/RV-12iS 02-08-2021, 08:47 AM
Replies: 13
Views: 1,549
Posted By DHeal
Much of this potential confusion would disappear...

Much of this potential confusion would disappear if the OPers would clearly identify the model (e.g., -ULS versus -iS, Dynon versus Garmin, etc.) of RV-12 they are referring to. Either put this...
Forum: RV-12/RV-12iS 02-04-2021, 04:27 PM
Replies: 2
Views: 698
Posted By DHeal
Kelly -- There are three brands of oil drain...

Kelly --

There are three brands of oil drain valves that I am aware of being used on 912 engines: Curtis, Saf-Air, and Fumoto -- GOOGLE "aircraft oil drain valves" for info. I use a Curtis valve...
Forum: RV-12/RV-12iS 01-07-2021, 04:09 PM
Replies: 10
Views: 1,687
Posted By DHeal
I changed out one of the two ignition switches on...

I changed out one of the two ignition switches on my RV-12 -- it was easy to do. The ignition switches (and perhaps the Master switch?) just plug into their respective bases in the module. The key...
Forum: RV-12/RV-12iS 01-03-2021, 12:29 PM
Replies: 12
Views: 1,784
Posted By DHeal
My first thought is: Heavy carb floats. Pull...

My first thought is: Heavy carb floats. Pull them out, weigh them, and check for compliance with Rotax/Van's SB. You might also see a dab or two of partially evaporated fuel under the tip of the...
Forum: RV-14 01-03-2021, 11:03 AM
Replies: 24
Views: 3,116
Posted By DHeal
How about using a lifting platform? Roll the...

How about using a lifting platform? Roll the aircraft on to a square low-profile metal frame (devise a suitable chocking arrangement), attach the four overhead cables to the frame's four corners and...
Forum: RV-14 12-24-2020, 09:04 AM
Replies: 12
Views: 1,460
Posted By DHeal
I have been using nickel anti-seize...

I have been using nickel anti-seize (https://www.permatex.com/products/lubricants/specialty-lubricants-anti-seize/permatex-nickel-anti-seize-lubricant/?locale=en) both for initial assembly and...
Forum: RV-12/RV-12iS 12-05-2020, 06:03 PM
Replies: 285
Views: 62,207
Posted By DHeal
JFCRV12 -- If you have the thin OEM cork float...

JFCRV12 --
If you have the thin OEM cork float bowl gaskets I suggest that you throw them out and not reuse them -- IMHO they are whimpy and somewhat difficult to install. I have had consistent...
Forum: RV-12/RV-12iS 12-04-2020, 06:17 PM
Replies: 4
Views: 772
Posted By DHeal
I found the 912 carbs to be very basic and easy...

I found the 912 carbs to be very basic and easy to work on. There is a ton of factory information and videos regarding the carbs on the Rotax-Owner's site. YouTube also has numerous videos...
Forum: RV-12/RV-12iS 12-04-2020, 09:03 AM
Replies: 285
Views: 62,207
Posted By DHeal
Jack, see: ...

Jack, see: https://legacy.rotaxowner.com/si_tb_info/serviceb/sb-912-074ul.pdf
Forum: RV-12/RV-12iS 12-03-2020, 03:38 PM
Replies: 9
Views: 1,082
Posted By DHeal
I used the same as BobY above -- worked very...

I used the same as BobY above -- worked very well. Put a cheap moving blanket or rug on top of the table to avoid scratching the aluminum. Keep it all simple -- nothing fancy is required -- the wing...
Forum: RV-12/RV-12iS 11-25-2020, 04:29 PM
Replies: 16
Views: 3,138
Posted By DHeal
I doubt it is dieseling -- it sounds more like an...

I doubt it is dieseling -- it sounds more like an electrical issue. As I recall (it's been a while back), I replaced my ignition switch by removing the ignition/starter switch panel while sitting in...
Forum: RV-12/RV-12iS 11-24-2020, 03:59 PM
Replies: 16
Views: 3,138
Posted By DHeal
My RV-12 experienced an intermittent internal...

My RV-12 experienced an intermittent internal failure of one of the panel-mounted ignition switches. It is a relatively easy fix with a new switch being available from Van's.
Forum: RV-12/RV-12iS 11-23-2020, 04:39 PM
Replies: 4
Views: 1,440
Posted By DHeal
It all depends on how you define the...

It all depends on how you define the actions/parts required for a "200-hour Inspection". If you are careful it is possible to not disturb the sync settings. If you want to physically remove the carb...
Forum: RV-12/RV-12iS 11-20-2020, 10:48 PM
Replies: 4
Views: 1,440
Posted By DHeal
I have found it easier to loosen and remove each...

I have found it easier to loosen and remove each carb from its rubber socket and tilt the carb upward to remove the carb bowl. For the right-side carb you will likely have to remove the air filter...
Forum: RV-12/RV-12iS 11-16-2020, 04:21 PM
Replies: 7
Views: 1,387
Posted By DHeal
I also used a piece of extra hinge pin to actuate...

I also used a piece of extra hinge pin to actuate the right-side vent door from afar. I ran the hinge pin from a hole in the arm (90 degree bend) through a plastic-bushed hole in the right wall...
Forum: RV-12/RV-12iS 11-11-2020, 08:45 AM
Replies: 6
Views: 1,883
Posted By DHeal
It sounds like you are acquiring this RV-12is...

It sounds like you are acquiring this RV-12is already built and were not the builder. Is your RV-12is an SLSA, ELSA, or EAB? Do you have the basic mechanical skills and interest to perform most or...
Forum: RV Ongoing Maintenance Issues 11-09-2020, 08:14 AM
Replies: 24
Views: 2,321
Posted By DHeal
Utility knife for end cuts and serrated steak...

Utility knife for end cuts and serrated steak knife for radial cuts -- hack saw blades tend to create bits and pieces of filter material which can complicate your visual assessment of debris. Pliers...
Forum: RV-12/RV-12iS 11-06-2020, 09:01 AM
Replies: 4
Views: 1,380
Posted By DHeal
Have you checked that the ignition trigger coil...

Have you checked that the ignition trigger coil gaps are per spec? See Section 4 of:
https://www.rotax-owner.com/manuals/MMH_912-914_Series_ED1_R6.pdf

Also see Step 2 of: ...
Forum: RV-12/RV-12iS 10-24-2020, 04:40 PM
Replies: 3
Views: 1,668
Posted By DHeal
It's been about 8 years since I assembled the...

It's been about 8 years since I assembled the cowling for my RV-12 so the details are a touch hazy. One thing I do recall was the suggestion that I fully reinstall the top and bottom cowlings before...
Forum: RV-12/RV-12iS 10-23-2020, 04:56 PM
Replies: 8
Views: 2,446
Posted By DHeal
Snake some safety wire through the stick, attach...

Snake some safety wire through the stick, attach end of safety wire to end of PTT wire, and pull safety wire back out. OR Tie some monofilament fishing line to a small cotton ball and vacuum or...
Forum: RV-12/RV-12iS 10-23-2020, 12:00 PM
Replies: 13
Views: 4,344
Posted By DHeal
It should be kept in mind that the Skyview's...

It should be kept in mind that the Skyview's Glide Ring is based upon the aircraft's estimated AGL directly beneath the aircraft. Dynon's Ops Manual does not say if this AGL value is based upon the...
Forum: RV-12/RV-12iS 10-20-2020, 07:27 PM
Replies: 31
Views: 8,514
Posted By DHeal
Per FAR 91: (c) Transponder-on operation. While...

Per FAR 91:

(c) Transponder-on operation. While in the airspace as specified in paragraph (b) of this section or in all controlled airspace, each person operating an aircraft equipped with an...
Forum: RV-7/7A 10-20-2020, 02:07 PM
Replies: 4
Views: 1,377
Posted By DHeal
Here is the latest DWG 46-A -- your older 7A may...

Here is the latest DWG 46-A -- your older 7A may vary somewhat:

https://www.vansaircraft.com/service-information-and-revisions/page-46a/
Forum: RV-12/RV-12iS 10-17-2020, 06:37 PM
Replies: 44
Views: 9,387
Posted By DHeal
Be careful that you don't inadvertently shut off...

Be careful that you don't inadvertently shut off BOTH ignitions at the same time and then quickly turn one or both ignitions back on without first adjusting the throttle to a low-power setting --...
Forum: RV-12/RV-12iS 10-17-2020, 05:54 PM
Replies: 13
Views: 4,344
Posted By DHeal
In setting up the D-1000's simulated GS per the...

In setting up the D-1000's simulated GS per the Dynon Manual keep in mind that there are two simulated GS positional settings that can be pre-programmed -- one setting establishes the desired...
Forum: RV-12/RV-12iS 10-11-2020, 05:54 PM
Replies: 12
Views: 2,923
Posted By DHeal
My original-style nose wheel pant is slanted...

My original-style nose wheel pant is slanted somewhat tail downward on the new-style nose strut/fork combination. I think that the top of the new-style nose gear fork is not angled the same as the...
Forum: RV-12/RV-12iS 10-09-2020, 10:50 AM
Replies: 0
Views: 1,219
Posted By DHeal
New ROTAX Tech Tip Video re: Purging Oil System

FYI -- ROTAX has just released a new Tech Tip re: purging the oil system at:
https://www.youtube.com/watch?v=UwARvpIP9-k&t=0s
Forum: RV-12/RV-12iS 10-08-2020, 09:12 AM
Replies: 3
Views: 2,095
Posted By DHeal
Page 7-6 of the RV-12 POH has a small three-view...

Page 7-6 of the RV-12 POH has a small three-view -- perhaps you could enlarge it:

https://www.vansaircraft.com/wp-content/uploads/2019/02/RV-12-POH.pdf

Page 01-04 of the RV-12 KAI also has a...
Forum: RV-12/RV-12iS 09-26-2020, 12:10 PM
Replies: 19
Views: 4,492
Posted By DHeal
You really gotta let go of your "chip" phobia. ...

You really gotta let go of your "chip" phobia. The RV-12 is a great airplane to fly and utilize as it was designed. Chips, dings, scratches, and smudges will occur -- think of it as aeronautical...
Forum: RV-12/RV-12iS 09-20-2020, 12:58 PM
Replies: 20
Views: 3,367
Posted By DHeal
On my RV-12 build I chose to use only one capped...

On my RV-12 build I chose to use only one capped nut plate on the fuel tank's forward access plate -- for the connection of the fuel gauge / fuel tank / airframe grounding wire.
Forum: RV Ongoing Maintenance Issues 09-16-2020, 07:14 PM
Replies: 2
Views: 814
Posted By DHeal
Does sound like exhaust leakage. Potential...

Does sound like exhaust leakage. Potential sources include the four exhaust pipe/cylinder flanges, the four exhaust system ball joints, and exhaust pipe cracks. Be sure the exhaust system is...
Forum: RV-12/RV-12iS 09-12-2020, 01:47 PM
Replies: 14
Views: 2,949
Posted By DHeal
Painter's masking tape on cowl interference areas...

Painter's masking tape on cowl interference areas is good as is a towel draped over the nose gear leg. Get some "low-tack" masking tape so you don't pull off any paint. Be sure to document the Rotax...
Forum: RV-12/RV-12iS 09-05-2020, 09:34 AM
Replies: 10
Views: 2,982
Posted By DHeal
I suspect that the oil on your aircraft's belly...

I suspect that the oil on your aircraft's belly is not coming from the exhaust pipe but rather it is oil mist coming from your oil tank breather tube and your engine-driven fuel pump venting tube --...
Forum: RV General Discussion/News 08-30-2020, 12:15 PM
Replies: 2
Views: 762
Posted By DHeal
Based on my experience I suspect that you will...

Based on my experience I suspect that you will find some very small amount of gray lead slime / sludge in the bottom of your oil tank -- nothing to obsess over however. Cleaning out the oil tank on...
Forum: RV-12/RV-12iS 08-29-2020, 12:49 PM
Replies: 48
Views: 16,138
Posted By DHeal
Tony's lower cowl tips are spot on -- use of tape...

Tony's lower cowl tips are spot on -- use of tape is good!. I also drape a towel or thin sheet of plastic over the top of the nose gear strut fairing to prevent scratches. I also use an awl to...
Forum: RV-12/RV-12iS 08-25-2020, 01:39 PM
Replies: 48
Views: 16,138
Posted By DHeal
Greg -- Will the "entirely new exhaust system...

Greg --

Will the "entirely new exhaust system for the original/legacy RV-12" incorporate the fix to move the original muffler further back away from the oil cooler? Estimated cost?
Forum: RV-12/RV-12iS 08-21-2020, 01:58 PM
Replies: 11
Views: 3,239
Posted By DHeal
When my right-side Dynon SV / EGT probe started...

When my right-side Dynon SV / EGT probe started acting up (@ 700 hours) it's reading varied all over the place very quickly and erratically with occasional forays into the big red X. It was a wiring...
Forum: RV-12/RV-12iS 08-15-2020, 11:47 AM
Replies: 12
Views: 2,995
Posted By DHeal
...and remember that the MATCO nose wheel on the...

...and remember that the MATCO nose wheel on the RV-12 has a different means of installing/tightening its sealed wheel bearings. Follow the MATCO service instructions and Van's RV-12 KAI and MM.
Forum: RV-12/RV-12iS 08-05-2020, 11:29 AM
Replies: 20
Views: 4,116
Posted By DHeal
I concur with DaveH above. The whole tank...

I concur with DaveH above. The whole tank building process seems daunting at first but once you start it is just like any other aspect of building. Plan and prep ahead -- think like a leak and...
Forum: RV-12/RV-12iS 07-31-2020, 10:27 AM
Replies: 15
Views: 2,358
Posted By DHeal
Most of my RV-12 flying is solo off of a paved...

Most of my RV-12 flying is solo off of a paved runway. My left and right tire tread wear patterns are very similar and balanced. From looking at your pictures it sure looks like your left tire is...
Forum: RV-12/RV-12iS 07-31-2020, 09:39 AM
Replies: 15
Views: 2,358
Posted By DHeal
Wearing of the outboard portions of the RV-12's...

Wearing of the outboard portions of the RV-12's main tires appears to be a characteristic of the landing gear's geometry. On my RV-12 I typically fly about 150+ hours on a new set of Aero Classic...
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