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Search: Posts Made By: schristo@mac.com
Forum: RV Building Tips/Techniques 11-15-2018, 06:36 PM
Replies: 3
Views: 429
Posted By schristo@mac.com
keep mix coupons to evaluate the cure...

I always weigh it out in a mixing cup that I keep as a coupon during the cure to evaluate. I have had very good consistency in color batch to batch... cure time is impacted by colder temperatures. ...
Forum: RV-14 11-05-2018, 02:39 PM
Replies: 1
Views: 486
Posted By schristo@mac.com
works great...

The PCU 5000 can run from the back or front of the case and needs to be geared correctly for the choice... also, the direction of rotation can be CW or CCW. It can be changed from one to the other...
Forum: ADS-B 11-05-2018, 10:10 AM
Replies: 4
Views: 1,336
Posted By schristo@mac.com
No. As I understand it you have to install a new...

No. As I understand it you have to install a new transponder with ADSB out along with an approved position source.
Forum: ADS-B 11-04-2018, 06:47 PM
Replies: 4
Views: 1,336
Posted By schristo@mac.com
Certified letter from the FAA...

Heads up for an unexpected delivery.

WTH... I received a certified letter from the FAA the other day!

Using the USPS Informed Delivery App I get an early snapshot on the day of delivery for...
Forum: RV-14 11-02-2018, 05:13 PM
Replies: 20
Views: 2,706
Posted By schristo@mac.com
That's what I have...

The P-mags have seasoned well and are a mature product at this point.
Forum: RV-7/7A 10-15-2018, 02:25 PM
Replies: 38
Views: 4,126
Posted By schristo@mac.com
-7 Whittman gear moves all over...

I have been running 50 psi in Good Year Flight Special II tires for a bit. These have been great tires so far. Wheel landing with them at these pressures works best when carrying enough speed in...
Forum: RV-14 09-26-2018, 02:54 PM
Replies: 4
Views: 829
Posted By schristo@mac.com
I would go with the 900 but he 680 is adequate...

I have been running the 680 for several years and more than 600 hours and it is adequate for a 390 but if I had it to do over again I would go with the 900 for the extra reserve and depth of charge.
Forum: RV-14 09-01-2018, 02:08 PM
Replies: 40
Views: 6,810
Posted By schristo@mac.com
build your tanks...

This thread makes no sense!

Building tanks is really not a big deal and working with pro seal is pretty fun.

Like anything new, there are learning steps and some frustration but it is worth it.
Forum: RV General Discussion/News 07-10-2018, 01:53 PM
Replies: 3
Views: 534
Posted By schristo@mac.com
fix is leak location sensitive...

No photo. The fix is more or less limited depending on the leak location...
Forum: RV General Discussion/News 06-25-2018, 05:47 PM
Replies: 1
Views: 457
Posted By schristo@mac.com
anyone using a RV14 tail spring on a 7 or 8?

I recall a post by Van's long ago indicating that the new curved tail spring for the -14 could be fitted in a 7 or 8 for greater wheel travel margins on rough terrain.

Anyone swapped the tail spring...
Forum: RV General Discussion/News 05-22-2018, 08:54 AM
Replies: 16
Views: 3,793
Posted By schristo@mac.com
-8 rudder

my -8 rudder summary from another thread...

http://www.vansairforce.com/community/showthread.php?p=1215225#post1215225
Forum: RV General Discussion/News 05-21-2018, 08:34 AM
Replies: 16
Views: 3,793
Posted By schristo@mac.com
no bird rudder damage

The smashed tank did not leak.

No bird damage to the rudder. I replaced the original .016 skin joined trailing edge -7 rudder with a .020 folded trailing edge -8 version last Summer but had not yet...
Forum: RV General Discussion/News 05-20-2018, 08:30 PM
Replies: 16
Views: 3,793
Posted By schristo@mac.com
Bird attack...

A club I didn't want to join...

Earlier this Spring, a red hawk at 2,800 feet, in formation.

I saw the hawk just before the strike and thought it would be a close miss…

BAM!

Level the flight,...
Forum: RV General Discussion/News 05-17-2018, 10:33 PM
Replies: 3
Views: 497
Posted By schristo@mac.com
sequence musings...

It will be more than a casual effort but it is doable.

pull the tank, 21 bolts, lots of screws, fuel plumbing, forward spar attach...
remove tank access panel (you will need to cut the pro seal......
Forum: Trip Write-ups 05-16-2018, 08:47 PM
Replies: 12
Views: 3,515
Posted By schristo@mac.com
3 hour legs are preferred but it is okay to...

3 hour legs are preferred but it is okay to stretch it up to another hour now and then to deal with weather, rocks, or to trim the number of stops :)

The plane is very comfortable, great views, good...
Forum: Trip Write-ups 05-16-2018, 06:55 AM
Replies: 12
Views: 3,515
Posted By schristo@mac.com
one day across the country... running out of country

new personal record for a single day of flying...

We have now done this trip six times in the RV. Twice with Propdog. Lots of interesting flight data along the way.

for this year

Totals
6,354...
Forum: RV-7/7A 02-28-2018, 10:27 PM
Replies: 1
Views: 736
Posted By schristo@mac.com
-7 and -8 wing are the same...

-7 and -8 wing are the same... except for trimming the trailing spar
Forum: Formation Flying 02-13-2018, 08:31 PM
Replies: 2
Views: 1,829
Posted By schristo@mac.com
Seattle area formation training

Greetings!

You can give me a shout and we can get you started.

Fair warning... it is addictive :)

Christo

schristo@mac.com
Forum: RV General Discussion/News 01-26-2018, 06:23 PM
Replies: 14
Views: 1,776
Posted By schristo@mac.com
smoke tank photos

Here are a couple of shots of mine.

The hose drop is secured with adel clamps with an in-line flow control valve between the clamps. Also have a quick disconnect with built in check valves on the...
Forum: RV General Discussion/News 01-23-2018, 07:51 PM
Replies: 20
Views: 5,081
Posted By schristo@mac.com
When I replace a set, I put new in the top and...

When I replace a set, I put new in the top and move the top to the bottom.
Forum: RV General Discussion/News 01-08-2018, 04:43 PM
Replies: 14
Views: 1,776
Posted By schristo@mac.com
top rail... above the armrest

Tucked under the top rail (above the armrest)... poke your fingers around and you will find that there is concealed space with an opening just large enough to route the line all the way from the...
Forum: RV General Discussion/News 01-08-2018, 01:18 PM
Replies: 14
Views: 1,776
Posted By schristo@mac.com
up under the passenger side rail...

the black brake hose fits perfectly up under the passenger side rail and through the very top of the cap strip (F704 / F704K) to get you behind the panel... easy routing to the firewall wherever.
Forum: RV General Discussion/News 12-29-2017, 06:18 PM
Replies: 106
Views: 15,454
Posted By schristo@mac.com
there will come a time when you need to stretch your fuel reserve comfort...

Regardless of intention, there will come a time when you need to stretch your fuel reserve comfort... perhaps significantly.

During initial flight testing I wanted to know a few things to better...
Forum: RV-7/7A 11-23-2017, 01:07 PM
Replies: 1
Views: 914
Posted By schristo@mac.com
depends on the 360 variant...

depends on the 360 variant and how close to apples and apples the comparison is... it's about 5 to 30 heavier across the range though.
Forum: RV Photo/Video URLs 10-30-2017, 09:23 PM
Replies: 9
Views: 2,130
Posted By schristo@mac.com
the smoke really held together nicely

The day was perfect for hanging smoke :)

http://www.halie.com/o4S.jpg
Forum: RV Photo/Video URLs 10-30-2017, 08:39 PM
Replies: 9
Views: 2,130
Posted By schristo@mac.com
I like the -8 rudder...

My original -7 rudder had accumulated too many cracks at the stiffener ends to go another year with it at Reno... it had been on my list to test out a -8 rudder for potential speed advantage and...
Forum: RV Photo/Video URLs 10-30-2017, 08:21 PM
Replies: 9
Views: 2,130
Posted By schristo@mac.com
1500 ft for from entry to level exit

5,000 ft entry... level exit at 3,500
Forum: RV Photo/Video URLs 10-29-2017, 03:00 PM
Replies: 9
Views: 2,130
Posted By schristo@mac.com
spinning in the Sun... with smoke

spinning in the Sun... with smoke

http://www.halie.com/o3s.jpg (https://youtu.be/ojEPgHWhBv4)
https://youtu.be/ojEPgHWhBv4
Forum: Electronic Ignition Systems 10-23-2017, 02:00 PM
Replies: 9
Views: 866
Posted By schristo@mac.com
It's the same model P-Mag for both sides and the...

It's the same model P-Mag for both sides and the same gear... the gear on your regular mag can be re-used but the impulse coupled mag gear will not work. You need a Lycoming gear 68c19622.

Also on...
Forum: RV General Discussion/News 10-18-2017, 06:11 PM
Replies: 19
Views: 4,667
Posted By schristo@mac.com
turn the prop...

the plunger that runs off of the engine is pushing down on the lever arm... rotate the prop to bring the cam around for the plunger to back off and it will come right off.
Forum: RV General Discussion/News 10-17-2017, 08:37 PM
Replies: 41
Views: 5,285
Posted By schristo@mac.com
NL starter failures...

I have had 3 NL starters rip themselves apart... never had the shear pin do its thing to save the casting though.

The replacements have shown small incremental upgrades.
Forum: Electronic Ignition Systems 10-07-2017, 04:04 PM
Replies: 165
Views: 24,867
Posted By schristo@mac.com
1200+ hours with two Pmags

I like them. I started with traditional mags, switched to one Pmag after 300 hours, then swapped the second out after another 100. Now, with over 1600 hours, I have quite a bit of time evaluating...
Forum: RV-14 09-26-2017, 07:47 PM
Replies: 14
Views: 3,830
Posted By schristo@mac.com
Works on my -7

Thatís the set up I have on my -7.

The fit is close and I carved out the honeycomb and reinforced the glass to gain some additional clearance.

For the snorkel, I cut it in two and fit each end...
Forum: RV-7/7A 08-30-2017, 08:25 AM
Replies: 14
Views: 2,574
Posted By schristo@mac.com
pro seal the belly seams.

I would pro seal all of the belly seams.
Forum: RV-14 08-15-2017, 04:32 PM
Replies: 4
Views: 1,337
Posted By schristo@mac.com
I put in 7 with an oil change

For an oil change I start with 7 quarts... it shows about 6 1/3 on the dipstick; then add a quart when it drops to around 5.

Generally, it seems to take around 15-20 hours for the first quart then...
Forum: RV-7/7A 08-14-2017, 12:48 PM
Replies: 9
Views: 2,122
Posted By schristo@mac.com
Light is great... watch the CG though

Light is great, horsepower is great :)

Note that the CG of the -7 was designed to accept an angle valve 360 with a metal constant speed prop. As you lighten the nose up the tail gets heavier... too...
Forum: RV-7/7A 08-14-2017, 12:02 AM
Replies: 9
Views: 2,122
Posted By schristo@mac.com
Great engine in a -7

The 390 has been a great engine choice. Very glad that I did it :)
Forum: Canada 08-06-2017, 07:35 PM
Replies: 21
Views: 2,070
Posted By schristo@mac.com
Nice shot Nedim! Do you have a high resolution...

Nice shot Nedim! Do you have a high resolution image that you can share?

Thanks.
Forum: RV-9/9A 08-04-2017, 11:48 PM
Replies: 16
Views: 2,887
Posted By schristo@mac.com
.32 doublers with nut plates

I riveted .32 as a doubler and added nut plates

https://ibb.co/c06M1a
Forum: RV General Discussion/News 05-28-2017, 07:42 PM
Replies: 40
Views: 6,135
Posted By schristo@mac.com
Only need it if you need it...

Bummer if you need one to put out a brake fire and you lose the plane because you saved a couple of pounds.
Forum: GPS 05-26-2017, 06:14 PM
Replies: 5
Views: 1,226
Posted By schristo@mac.com
any photos ore additional details?

I suspect that this is a very common issue... one of the internal spring contacts on mine never worked well and I had to fill the void with a piece of safety wire to make a contact. Garmin gave me a...
Forum: RV-7/7A 04-23-2017, 09:40 AM
Replies: 13
Views: 2,542
Posted By schristo@mac.com
very nice to have

Big yes. It is perfectly located to quickly sanitize the cockpit and store any number of easy in reach items during flight.
Forum: Safety 04-17-2017, 06:07 PM
Replies: 85
Views: 20,746
Posted By schristo@mac.com
should work already with a setting adjustment

The Skyview AOA system is based on the calibration that you fly... typically the target point is a specific configuration stall and the audio trigger points. From the Config file, there there are...
Forum: Propellers 04-07-2017, 02:35 PM
Replies: 90
Views: 29,729
Posted By schristo@mac.com
good service and performance for me...

My WW200 was just overhauled after about 1300 tach hours... never had any grease leakage and the prop performed great.

I did a re-blade on the overhauled hub to the new HRT blades that are shaped a...
Forum: RV General Discussion/News 04-01-2017, 07:27 PM
Replies: 29
Views: 6,006
Posted By schristo@mac.com
maybe...

There is some additional efficiency that can be exchanged for lower fuel flow... mostly through smooth running lean of peak. For me, I look at mpg as the most relevant metric and shoot for the...
Forum: RV General Discussion/News 03-31-2017, 09:15 AM
Replies: 2
Views: 725
Posted By schristo@mac.com
use high vibration connectors...

I use these connectors on all EGT and CHT wires...

https://www.aircraftspruce.com/catalog/inpages/eioverlapolc-1-10-05470.php
Forum: RV-7/7A 01-17-2017, 06:34 PM
Replies: 7
Views: 2,571
Posted By schristo@mac.com
in a pinch take out the cushions...

Inseam dictates legroom... compare yours to his to see how the rudder pedal position will be... adjust the seatback aft to get more and the seatback cushion can be removed to give another 1-2 inches....
Forum: RV General Discussion/News 01-01-2017, 11:08 AM
Replies: 14
Views: 3,095
Posted By schristo@mac.com
use high vibration connectors...

The EGT thermocouple connectors are particularly susceptible to a poor crimp connection... typically indicated by a jittery or intermittent reading. Replace the spade with a high vibration connector...
Forum: RV General Discussion/News 12-12-2016, 03:56 AM
Replies: 10
Views: 2,860
Posted By schristo@mac.com
it's the gees

[QUOTE=skylor;1133696]Wow, I'm taller than I thought ;)

Well, you are a growing boy ;)

True though... I am really much closer to 6-4 now. Must be all the gees; or just getting old.
Forum: RV General Discussion/News 12-11-2016, 07:11 PM
Replies: 10
Views: 2,860
Posted By schristo@mac.com
inseam for the rudder is important...

Check to see what the inseam of the builder was to give an idea of where the ruder pedals were set for... find out what provisions were incorporated in the build to move them for you if needed. ...
Forum: GPS 11-27-2016, 02:07 PM
Replies: 7
Views: 2,299
Posted By schristo@mac.com
VMware Fusion...

Pretty much the only reason I keep VMware Fusion on my MacBook is to do updates and download flights from my 696... works though.
Forum: RV General Discussion/News 11-24-2016, 03:44 PM
Replies: 21
Views: 5,519
Posted By schristo@mac.com
free tubes showed up for me...

It might be tire specific...

I ordered the Vans OEM tires. Aero Classic Vintage (AA4D4)

I have had very good service from these and have been getting over 400 hours on each set.
Forum: Traditional Aircraft Engines 11-02-2016, 12:27 PM
Replies: 11
Views: 3,462
Posted By schristo@mac.com
angle valve...

Note that the cylinder shape and fin arrangement is quite different between the angle valve and parallel valve cylinders...

OP question is specific to the angle valve IO390
Forum: Traditional Aircraft Engines 11-01-2016, 05:11 PM
Replies: 11
Views: 3,462
Posted By schristo@mac.com
4 gets the most cooling flow

For the angle valve IO390... Look carefully at the cooling fin locations on the cylinders... from the orientation that they attach to the engine you will see that 1 and 3 have forward facing fins and...
Forum: RV General Discussion/News 10-28-2016, 07:09 AM
Replies: 15
Views: 3,209
Posted By schristo@mac.com
we fly to and from a couple of times each year...

We fly Seattle to Bowling Green and beyond a couple of times each year. There are lots of interesting views from the air along the way. Stoping for more than a brief turn is always a trade off on...
Forum: RV General Discussion/News 10-25-2016, 10:04 AM
Replies: 21
Views: 6,315
Posted By schristo@mac.com
Split, fit, finger, re-join

I cut mine in half... fit the top and bottom independently, then rejoined them.

At the fuel meter... lop off the flange and lay up the opening for a close slip fit.

At the filter... fit and...
Forum: RV General Discussion/News 10-19-2016, 11:12 PM
Replies: 32
Views: 9,025
Posted By schristo@mac.com
rocket review...

perhaps a detailed review of the changes that are incorporated in the harmon rocket from the -4 as a starting point.
Forum: RV-4 10-19-2016, 11:10 PM
Replies: 11
Views: 4,440
Posted By schristo@mac.com
check the controls for slop...

try to eliminate slop in the controls... especially the trim tab.
Forum: RV General Discussion/News 10-14-2016, 01:44 PM
Replies: 32
Views: 8,326
Posted By schristo@mac.com
performance reports...

In my experience performance reports rarely match the reality of race day results...

For the best climb performance, weight is super critical... there is a big difference potential from recorded...
Forum: RV General Discussion/News 03-18-2016, 12:01 PM
Replies: 4
Views: 1,344
Posted By schristo@mac.com
great!

I hope that I can find the location this year!
Forum: RV Ongoing Maintenance Issues 09-25-2015, 04:46 PM
Replies: 17
Views: 5,304
Posted By schristo@mac.com
Check the injector first

Check the injector first.
Forum: Electrical Systems 08-10-2015, 05:23 PM
Replies: 46
Views: 13,546
Posted By schristo@mac.com
whoo hoo...

Whoo hoo, 10% with a trade in... Pass.

I really like my VP-50 and would not replace it unless it was dead... even then, this 'offer' sounds like more hassle than just ordering a new unit from ACS...
Showing results 1 to 62 of 500

 
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