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Search: Posts Made By: Ralph Inkster
Forum: VAF Classifieds (posts in here deleted after 30 days) Yesterday, 03:04 PM
Replies: 4
Views: 530
Posted By Ralph Inkster
Wasn't there someone around Edmonton looking for...

Wasn't there someone around Edmonton looking for a RV-14 kit not too long ago?

Must have been over a month ago, cant find the post.
Forum: RV-14 Yesterday, 02:50 PM
Replies: 2
Views: 144
Posted By Ralph Inkster
Better to dimple rather than countersink. I...

Better to dimple rather than countersink. I assume you want the flush rivets to be smooth on the inside of the box.

You need a bench vice, a 2x4, #10 drill bit, male die set, place the male die in...
Forum: RV-7/7A Yesterday, 10:40 AM
Replies: 12
Views: 973
Posted By Ralph Inkster
;) Yeh, my flock of RV drivers are pretty sedate...

;) Yeh, my flock of RV drivers are pretty sedate with their planes. I would assume you ask more of your airframe than this bunch!
Cheers
Forum: Fiberglass Yesterday, 10:32 AM
Replies: 27
Views: 3,490
Posted By Ralph Inkster
You could trim it a bit but be mindful that the...

You could trim it a bit but be mindful that the butterfly valve blade doesn't hang up on the flange.
Forum: Safety Yesterday, 08:17 AM
Replies: 27
Views: 2,098
Posted By Ralph Inkster
I mentioned iPhone5 just to illustrate it being...

I mentioned iPhone5 just to illustrate it being an older phone, I have updated my equipment a couple times since.
Kinda reminds me of the state of instrument panels & efisís, wait 5 minutes & itís...
Forum: RV-7/7A 05-04-2021, 04:36 PM
Replies: 12
Views: 973
Posted By Ralph Inkster
SB-14-01-31

Haven't had the pleasure of encountering an RV requiring the service bulletin work being done, yet. Hope it stays that way.

The RVs I perform annuals on get thoroughly inspected (action items on my...
Forum: RV-6/6A 05-04-2021, 11:43 AM
Replies: 19
Views: 846
Posted By Ralph Inkster
One good strut & one weaker one, not a good idea...

One good strut & one weaker one, not a good idea IMO.
Both struts will eventually wear, but not evenly going forward. When the stronger of the two finally gives out, the other one will be so...
Forum: Safety 05-04-2021, 11:04 AM
Replies: 27
Views: 2,098
Posted By Ralph Inkster
Sometimes 911 isn't enough. Back in the iPhone5...

Sometimes 911 isn't enough.
Back in the iPhone5 days I was installing ceiling fans in the hangar, alone, and up 15ft on the ladder when it slipped and I came crashing down on the concrete floor. I...
Forum: RV-10 05-03-2021, 08:35 AM
Replies: 21
Views: 1,317
Posted By Ralph Inkster
Have you checked out the fibre cable illuminated...

Have you checked out the fibre cable illuminated label strips
offered by
Sptpanel.com ?
Forum: RV Building Tips/Techniques 05-02-2021, 01:30 PM
Replies: 4
Views: 378
Posted By Ralph Inkster
Cleco in place, run the drill thru the holes,...

Cleco in place, run the drill thru the holes, dimple as before. 10 minutes later itís a memory...
Forum: RV Ongoing Maintenance Issues 05-02-2021, 10:20 AM
Replies: 6
Views: 578
Posted By Ralph Inkster
Pure speculation here. It looks (to me anyway)...

Pure speculation here.
It looks (to me anyway) the crack is caused by stress around the latch hole. Any glue repair will fail again unless you relieve the cause. I suggest you remove the latch...
Forum: Glass Cockpit 05-01-2021, 01:08 AM
Replies: 10
Views: 446
Posted By Ralph Inkster
Possibly a bad MAPsensor but before changing it,...

Possibly a bad MAPsensor but before changing it, try restricting the hose going to the manifold to stem some of the pulsation.
Forum: RV General Discussion/News 05-01-2021, 01:02 AM
Replies: 66
Views: 7,420
Posted By Ralph Inkster
Got some parts from Vans last week (which...

Got some parts from Vans last week (which included a 9 leading edge & outboard skins). They originally said it might take a week or more to get it out the door but was shipped 3 days later. Great...
Forum: Electrical Systems 04-30-2021, 11:19 AM
Replies: 55
Views: 6,522
Posted By Ralph Inkster
If KISS is your goal, maybe it looks like this. ...

If KISS is your goal, maybe it looks like this. & remember most EFIS systems have their own internal BU batteries.
Check the P-Mag manual, it suggests it would be operational anything above 900 rpm...
Forum: RV-14 04-29-2021, 09:45 AM
Replies: 11
Views: 635
Posted By Ralph Inkster
I post the Max Baggage decal. I donít bother with...

I post the Max Baggage decal. I donít bother with a Passrnger area decal as that would vary based on loading & your W& B calculation. Never had any inspection issue.
Forum: RV-7/7A 04-28-2021, 02:56 PM
Replies: 3
Views: 341
Posted By Ralph Inkster
Newer baffle kits may be easier to install but an...

Newer baffle kits may be easier to install but an aluminum box is a box and baffling material is just that. Instead of replacing the whole thing, review the baffle you have for air leaks. Check...
Forum: Safety 04-28-2021, 02:35 PM
Replies: 20
Views: 2,248
Posted By Ralph Inkster
Is that the plan for this plane's situation? ...

Is that the plan for this plane's situation? Hope so.
Have you gone as far as to review the battery schematic to insure it makes sense for it's 'advanced systems' also? And (NOT really your job,...
Forum: RV General Discussion/News 04-27-2021, 10:47 AM
Replies: 29
Views: 1,711
Posted By Ralph Inkster
Doppers

How big are these pests?
I don't live in Mud Dopper country & wonder if my technique is sufficient. I have been drilling my vents through at 60 degree angles, than inserting small lengths of safety...
Forum: RV General Discussion/News 04-26-2021, 11:41 AM
Replies: 10
Views: 1,575
Posted By Ralph Inkster
Would think you could go to a Goldsmith & get one...

Would think you could go to a Goldsmith & get one made cheaper!

Price to cut 1, or a few shims ranging from .005 to .020 can't cost but a tiny fraction of that Unobtanium plated Lycoming piece!
Forum: RV General Discussion/News 04-26-2021, 11:20 AM
Replies: 19
Views: 1,656
Posted By Ralph Inkster
Tip 1 - to prevent scratches, apply a thin strip...

Tip 1 - to prevent scratches, apply a thin strip of self adhesive weather stripping or duct tape to the back surface of the bucking bar that rubs against the spar.
Tip 2 - to help hold bucking bar...
Forum: RV-7/7A 04-24-2021, 11:31 AM
Replies: 4
Views: 242
Posted By Ralph Inkster
round connector

https://www.triumphexp.com/phile/6/59902/alternator_denso_wiring_diagram_03.jpg

IGN is your 12v field lead.
Note - check a schematic for the original automotive application- sometimes the other...
Forum: RV Building Tips/Techniques 04-24-2021, 11:18 AM
Replies: 3
Views: 302
Posted By Ralph Inkster
Its not possible to change the 43 degree flap...

Its not possible to change the 43 degree flap swing to something less because of the permanently welded lever dimensions on the torque shaft. You can adjust the flaps with a bit more neutral 'UP'...
Forum: RV General Discussion/News 04-24-2021, 10:39 AM
Replies: 5
Views: 302
Posted By Ralph Inkster
As a rough rule, range of movement in the stick...

As a rough rule, range of movement in the stick will be about 20 degrees from neutral in all directions.
This is dictated by properly adjusted control stops installed for the elevator and ailerons,...
Forum: RV Ongoing Maintenance Issues 04-23-2021, 03:12 PM
Replies: 5
Views: 279
Posted By Ralph Inkster
Yes - rivetted to the outside skin, but in under...

Yes - rivetted to the outside skin,
but in under the luggage floor is a tube running inboard & plastic bushing with a through bolt. You will have to remove at least the bolt to slide the step...
Forum: RV Building Tips/Techniques 04-23-2021, 03:07 PM
Replies: 15
Views: 908
Posted By Ralph Inkster
tie down rings

Tie down loops screw into the wings easily with finger force. Engaging the threads over an inch is plenty strong enough for the loops to do their tie down duties. Caution - there is about 1/8"...
Forum: RV Ongoing Maintenance Issues 04-22-2021, 04:54 PM
Replies: 3
Views: 338
Posted By Ralph Inkster
Time to cruise your airfield & make friends with...

Time to cruise your airfield & make friends with some homebuilder folks (or mechanics) to help you with this maintenance issue.

Panel lights should be a simple circuit, but this could be wired in a...
Forum: RV Ongoing Maintenance Issues 04-16-2021, 08:16 PM
Replies: 5
Views: 332
Posted By Ralph Inkster
As Bill mentioned, When the 8 is jacked up using...

As Bill mentioned, When the 8 is jacked up using the tie down locations and you raise the tail level, it will become nose heavy. Be sure to add at least 75 pounds of weight to the tail. Conveniently,...
Forum: Fuel Injection Systems 04-14-2021, 10:49 AM
Replies: 7
Views: 372
Posted By Ralph Inkster
Real experience - NOT a concern. If anything,...

Real experience - NOT a concern.
If anything, just attach a short length of tube to the bulkhead fitting bent to direct returning fuel away from the pickup.



Practical experiment - Build a simple...
Forum: RV-7/7A 04-12-2021, 04:45 PM
Replies: 9
Views: 746
Posted By Ralph Inkster
Panel should be canted forward 8 degrees compared...

Panel should be canted forward 8 degrees compared to the side longeron (after the bend at the spar bulkhead).
Back in the days of vacuum AI instruments, you had to specify the 8 deg offset.
Forum: Safety 04-12-2021, 02:44 PM
Replies: 59
Views: 6,693
Posted By Ralph Inkster
- Be a good Mentor - help where you can, point...

- Be a good Mentor - help where you can, point out questionable items as you run into them, the owner will be grateful every time.

- support organizations like EAA (& others) that have multiple...
Forum: VAF Classifieds (posts in here deleted after 30 days) 04-12-2021, 10:16 AM
Replies: 1
Views: 161
Posted By Ralph Inkster
sending PM to you.

sending PM to you.
Forum: Traditional Aircraft Engines 04-10-2021, 07:54 PM
Replies: 6
Views: 667
Posted By Ralph Inkster
Give the folks at Aerosport Power a call. I’m...

Give the folks at Aerosport Power a call. I’m sure they would be happy to advise you what to look at. It’s their product after all.
Same advise for the Hartzell. Call them.
Forum: Fuel Injection Systems 04-10-2021, 04:25 PM
Replies: 5
Views: 895
Posted By Ralph Inkster
I pretty much leave that knob in the neutral...

I pretty much leave that knob in the neutral position now in my plane for all modes of operation, from start up thru to shut down. Only real adjustment being when I flip the LOP switch in cruise.

I...
Forum: RV Building Tips/Techniques 04-10-2021, 10:30 AM
Replies: 13
Views: 1,127
Posted By Ralph Inkster
Try 20 - 25 Inch lbs for AN3 bolts.

Try 20 - 25 Inch lbs for AN3 bolts.
Forum: RV-6/6A 04-05-2021, 10:35 AM
Replies: 1
Views: 338
Posted By Ralph Inkster
I wonder if it refers to early cowls, that were...

I wonder if it refers to early cowls, that were built before they incorporated a honeycomb structure.
Forum: RV Ongoing Maintenance Issues 04-04-2021, 11:59 AM
Replies: 7
Views: 597
Posted By Ralph Inkster
Could be primer solenoid valve is leaking, or...

Could be primer solenoid valve is leaking, or momentary primer switch is stuck on.
Forum: RV Ongoing Maintenance Issues 03-27-2021, 02:47 PM
Replies: 19
Views: 837
Posted By Ralph Inkster
ADS-B Deviation Authorization form - gets you...

ADS-B Deviation Authorization form - gets you permission - & you have record of it! They can't grump at you.
https://www.faa.gov/nextgen/equipadsb/adapt/
Forum: Tip up canopy vs. Sliding canopy 03-27-2021, 02:32 PM
Replies: 14
Views: 1,147
Posted By Ralph Inkster
forward access panels

Not much. You would get access to the back of long radio trays as an example. Easier access to brakes, easier access for one man riveting of the front cowl panel and maybe some remote electrical...
Forum: Traditional Aircraft Engines 03-27-2021, 02:15 PM
Replies: 2
Views: 472
Posted By Ralph Inkster
Maybe a bit of fuel flushed out through tank...

Maybe a bit of fuel flushed out through tank vents during stall & washed back along the intersection fairings?
I've never done a stall series with absolute full tanks so haven't experienced this my...
Forum: RV-4 03-25-2021, 11:50 AM
Replies: 505
Views: 350,332
Posted By Ralph Inkster
Brings back memories! I completely foamed Bill...

Brings back memories!
I completely foamed Bill Beaton's supercharged engine to fashion its custom cowl. Looked like the Pillsbury Doughboy's plane. Some how I managed to do it without any sticky...
Forum: RV General Discussion/News 03-15-2021, 05:32 PM
Replies: 12
Views: 1,650
Posted By Ralph Inkster
New, never squeezed, from Avery so you old guys...

New, never squeezed, from Avery so you old guys know how long I've had these

100 per bag,
US$70 per bag - plus shipping.
Forum: RV General Discussion/News 03-15-2021, 12:39 PM
Replies: 19
Views: 2,060
Posted By Ralph Inkster
Had an interesting flying adventure in my RV-6A...

Had an interesting flying adventure in my RV-6A C-GEOY this past Friday & Saturday. Friend Bill Beaton sold his Lancair and had to deliver it to Boise ID. As Canada has strict Covid travel...
Forum: RV General Discussion/News 03-13-2021, 03:41 PM
Replies: 6
Views: 634
Posted By Ralph Inkster
I'd be very interested to see what Steve's...

I'd be very interested to see what Steve's thoughts would be on this...
Forum: RV Ongoing Maintenance Issues 03-11-2021, 09:44 AM
Replies: 12
Views: 1,508
Posted By Ralph Inkster
Looking for leaks, I usually start at the...

Looking for leaks, I usually start at the instrument and work outwards toward the static port, checking at every connection.
Sometimes the leak might be the static port its self, where the vacuum...
Forum: RV-10 03-09-2021, 12:08 PM
Replies: 2
Views: 415
Posted By Ralph Inkster
No need & yes easiest way to route wiring is...

No need & yes easiest way to route wiring is through the fairing.
Don't forget to drill a small drain hole in fairing at lowest point.
Forum: RV-14 03-09-2021, 11:45 AM
Replies: 21
Views: 2,255
Posted By Ralph Inkster
Another thought If you have not done the...

Another thought
If you have not done the elevators yet - the same basic alignment process applies there too.
Forum: RV-6/6A 03-09-2021, 10:47 AM
Replies: 8
Views: 717
Posted By Ralph Inkster
Easy enough to calculate with modifying your W&B...

Easy enough to calculate with modifying your W&B values.
I think the new combo will move your CofG back slightly, Which means pack lighter!
Forum: RV General Discussion/News 03-09-2021, 10:39 AM
Replies: 4
Views: 633
Posted By Ralph Inkster
When I built up replacement tanks for my current...

When I built up replacement tanks for my current 6A, Vans sent me 7 ribs instead, something about 6 ribs no longer available. I had to cut off the rear flanges & fabricate new ones to conform to the...
Forum: Fiberglass 03-09-2021, 10:24 AM
Replies: 6
Views: 1,036
Posted By Ralph Inkster
Dang, Bob. Why didn't you make that suggestion...

Dang, Bob. Why didn't you make that suggestion 20 years ago... could have saved me grief probably 100s of times over the years.

My preference AN507 screws with large diameter Tinnerman washers.
Forum: RV Ongoing Maintenance Issues 03-09-2021, 10:15 AM
Replies: 13
Views: 1,563
Posted By Ralph Inkster
Extremely easy to do your self. With a flat punch...

Extremely easy to do your self.
With a flat punch inserted from the opposite side, tap around the inner edge of the bearing cup. Repeat procedure for the second cup.
re-installation is basically the...
Forum: RV Building Tips/Techniques 03-09-2021, 10:04 AM
Replies: 6
Views: 785
Posted By Ralph Inkster
If you wrap the wiring to the mount all the way,...

If you wrap the wiring to the mount all the way, one, it is expensive, two, silicone tape is easy to snag & rip in places making a big mess.
My practice is a couple loops of silicone tape around the...
Forum: RV-14 03-09-2021, 09:51 AM
Replies: 21
Views: 2,255
Posted By Ralph Inkster
First, I would separate ONE side skin from the...

First, I would separate ONE side skin from the glued trailing edge wedge.
Install the hinge rod end bearings in the spar.
Fabricate 2 metal angles that you can attach to the table, drill a hole in...
Forum: RV-7/7A 03-08-2021, 04:23 PM
Replies: 6
Views: 812
Posted By Ralph Inkster
Les, I have the 7 plans disk you can borrow, or...

Les,
I have the 7 plans disk you can borrow, or real hold it in your hands PAPER plans.
Just drop over & pick em up.
Forum: RV-14 03-07-2021, 11:44 AM
Replies: 21
Views: 2,255
Posted By Ralph Inkster
As Mel & I were likely typing at the same time,...

As Mel & I were likely typing at the same time, note that I agree with him, but go further and describe a jigging procedure that has worked (I forget how many rudders...) for me to produce straight...
Forum: RV General Discussion/News 03-07-2021, 11:23 AM
Replies: 7
Views: 1,068
Posted By Ralph Inkster
Also check that your priming valve is not leaking...

Also check that your priming valve is not leaking into the intake runner. Rough running at lower RPM, & fuel running back through intake down through carb throat to air cleaner...
Forum: RV-14 03-07-2021, 09:35 AM
Replies: 21
Views: 2,255
Posted By Ralph Inkster
To accommodate the rudderís tapering spar, I...

To accommodate the rudderís tapering spar, I would fabricate 2 angle brackets that would temporarily bolt the rudder hinge rod end bearings parallel to the table surface. Than I would cut a board...
Forum: RV Ongoing Maintenance Issues 03-05-2021, 07:51 PM
Replies: 6
Views: 752
Posted By Ralph Inkster
There are threads on VAF covering multiple...

There are threads on VAF covering multiple different solvents NOT to use on acrylic for cleaning off glue & Sharpie marks - that cause crazing.
Laquer thinner being one of the big offenders.
Forum: RV Building Tips/Techniques 03-03-2021, 02:33 PM
Replies: 22
Views: 1,549
Posted By Ralph Inkster
Talking Wait till you get to wiring schematics:D

Wait till you get to wiring schematics:D
Forum: RV-9/9A 03-01-2021, 11:10 AM
Replies: 16
Views: 1,129
Posted By Ralph Inkster
If the rudder skins forward edges aren't rolled...

If the rudder skins forward edges aren't rolled to a round enough shape, this can can cause the interference described.
Forum: RV General Discussion/News 02-27-2021, 06:08 PM
Replies: 19
Views: 1,446
Posted By Ralph Inkster
Your comments are leaning you toward the 7. ...

Your comments are leaning you toward the 7.

Slightly more usable carrying capacity (luggage weight)
W&B issues can be managed with engine/prop choices, slightly heaver combo means more forward...
Forum: RV General Discussion/News 02-26-2021, 10:37 AM
Replies: 29
Views: 2,818
Posted By Ralph Inkster
There are BUILDERS and there are FLYERS. This...

There are BUILDERS and there are FLYERS. This forum is blessed with a high percentage of BUILDER/FLYERS. Your tough task is figuring out which group you fit in.

Here is a possible path you might...
Forum: Electronic Ignition Systems 02-22-2021, 10:33 AM
Replies: 5
Views: 396
Posted By Ralph Inkster
Talking Not much to look at look at it laying down

Not much to look at
look at it laying down
Forum: Electronic Ignition Systems 02-22-2021, 10:18 AM
Replies: 5
Views: 396
Posted By Ralph Inkster
Email sent

Email sent
Forum: RV-9/9A 02-21-2021, 12:40 PM
Replies: 8
Views: 692
Posted By Ralph Inkster
Another difference from most other grips is the...

Another difference from most other grips is the forward pistol grip angle on those Tosten units. You are pretty much on your own for stick dimensions & deflections. Wait till you get the panel...
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