VansAirForceForums  
Home > VansAirForceForums

-POSTING RULES
-Advertise in here!
- Today's Posts | Insert Pics

Keep VAF Going
Donate methods

Point your
camera app here
to donate fast.


Go Back   VAF Forums > Search Forums
Register FAQ Members List Calendar Search Today's Posts Mark Forums Read

Showing results 1 to 64 of 500
Search took 0.02 seconds.
Search: Posts Made By: bobnoffs
Forum: RV Building Tips/Techniques Yesterday, 06:04 AM
Replies: 1
Views: 175
Posted By bobnoffs
wire gauge

before labeling my fuse panel i wanted to double check wire gauge. i ended up making a 3/16'' wide strip of .o32 aluminum 4'' long. i put a slot in the end with the bandsaw and then opened the gap so...
Forum: RV-12/RV-12iS 02-12-2021, 03:53 PM
Replies: 189
Views: 45,335
Posted By bobnoffs
boy, you are right on with that one, joe.

boy, you are right on with that one, joe.
Forum: RV General Discussion/News 02-09-2021, 10:11 AM
Replies: 6
Views: 501
Posted By bobnoffs
registration

fwiw,i sent in my faa application on 1/25. i got my reg. card back monday.
Forum: Traditional Aircraft Engines 02-05-2021, 08:52 AM
Replies: 43
Views: 3,911
Posted By bobnoffs
i once replaced my electric aux. pump with what i...

i once replaced my electric aux. pump with what i thought was an identical pump. when i turned this electric pump off after the engine start the silence was deafening. i had gotten a slightly...
Forum: RV Ongoing Maintenance Issues 02-05-2021, 06:16 AM
Replies: 22
Views: 1,666
Posted By bobnoffs
that is a new take on npt thread sealer i was...

that is a new take on npt thread sealer i was unaware of. i have always stayed from the tape but never knew that slightly dissolvable sealant had its advantages .very good to know.
Forum: RV Ongoing Maintenance Issues 02-04-2021, 11:42 AM
Replies: 22
Views: 1,666
Posted By bobnoffs
dan, so then is it a disadvantage that a sealer...

dan, so then is it a disadvantage that a sealer ,like 567 doesn't dissolve in fuel?
Forum: RV Ongoing Maintenance Issues 02-04-2021, 06:10 AM
Replies: 22
Views: 1,666
Posted By bobnoffs
567 is about the only thread sealer that is...

567 is about the only thread sealer that is actually fuelproof. i know lots use permatex #2 but the label says fuel resistant, not fuelproof. if you test it in a jar of fuel you will see.
there is...
Forum: VAF Classifieds (posts in here deleted after 30 days) 01-25-2021, 07:34 AM
Replies: 15
Views: 558
Posted By bobnoffs
i think there are [or was] a couple different...

i think there are [or was] a couple different quality choices out there. my first from acs 10 yrs ago turned out to be unusable. so i bought another , more expensive one from them and it has worked...
Forum: RV Ongoing Maintenance Issues 01-19-2021, 03:47 PM
Replies: 20
Views: 4,125
Posted By bobnoffs
heard the one about the football team that called...

heard the one about the football team that called in the police and dogs for a mysterious white powder they found? it was the goal line.
Forum: Electrical Systems 01-17-2021, 06:03 AM
Replies: 34
Views: 2,946
Posted By bobnoffs
cheer up, things could be worse. so i reset the...

cheer up, things could be worse. so i reset the trim breaker and sure enough, things got worse.
Forum: RV Building Tips/Techniques 01-13-2021, 04:34 AM
Replies: 18
Views: 1,818
Posted By bobnoffs
as others have said..........i tried #6 panhead...

as others have said..........i tried #6 panhead hex allen for my panel. such a small amount of metal removed from the allen key or screwhead takes it from perfect fit to totally wornout. they work...
Forum: RV Ongoing Maintenance Issues 12-30-2020, 09:56 AM
Replies: 63
Views: 7,457
Posted By bobnoffs
aren't at least some earthx batteries vented? i...

aren't at least some earthx batteries vented? i would expect you would never see this with them
Forum: RV General Discussion/News 12-15-2020, 05:32 AM
Replies: 25
Views: 2,176
Posted By bobnoffs
i have always been more worried about spam calls...

i have always been more worried about spam calls turning on the system and having it run for days. i have a timer between the unit and the power source. once a day it shuts off the power which turns...
Forum: RV Building Tips/Techniques 12-15-2020, 05:18 AM
Replies: 14
Views: 1,175
Posted By bobnoffs
5 minute epoxy. to another washer, over the hole...

5 minute epoxy. to another washer, over the hole , to the little stick that moves it into place, etc.
Forum: Traditional Aircraft Engines 12-08-2020, 09:16 AM
Replies: 22
Views: 1,796
Posted By bobnoffs
brian, your assumption seems logical but steel...

brian, your assumption seems logical but steel will rust without h20 present in liquid form. and the ''rust rate'' doubles with every 10 deg. c. increase in temp.
this whole thing is so full of...
Forum: RV General Discussion/News 12-01-2020, 11:14 AM
Replies: 52
Views: 6,020
Posted By bobnoffs
i was pretty much done with my 12 build when i...

i was pretty much done with my 12 build when i got the flash drive. it was to me pretty much useless to me until i went thru it and put a name...ex. ''adjust rudder cable tension'' or something that...
Forum: RV General Discussion/News 11-30-2020, 09:22 AM
Replies: 17
Views: 2,130
Posted By bobnoffs
depends where you live. old golf carts are like...

depends where you live. old golf carts are like gold around campgrounds etc. on lakes. at least around here. small riding lawnmowers with in/op mower decks seem to be plentiful and cheap IF the deck...
Forum: RV General Discussion/News 11-26-2020, 12:34 PM
Replies: 2
Views: 636
Posted By bobnoffs
quality fuel fittings

so i spend so much time online comparing.........every time i work on fuel,oil systems.
does anyone really know if the brass hose fittings on ,zoro for example , are satisfactory safetywise as a...
Forum: Alternative Engines 11-13-2020, 05:40 AM
Replies: 748
Views: 155,008
Posted By bobnoffs
thank you john. i knew the 110 had a higher...

thank you john. i knew the 110 had a higher rating, surprised to read of the lower temps. for mechanical parts in this unit.
Forum: Alternative Engines 11-12-2020, 03:26 PM
Replies: 748
Views: 155,008
Posted By bobnoffs
so i have to ask what is probably dumb question...

so i have to ask what is probably dumb question but why is the max 180 deg.? the faucet on my kitchen sink can take higher temps. does it have anything to do with the max temp some additives can...
Forum: RV-7/7A 11-12-2020, 06:11 AM
Replies: 9
Views: 1,145
Posted By bobnoffs
just an observation......i wonder if the glue has...

just an observation......i wonder if the glue has been changed in 10 yrs. last month i peeled the plastic off the vert. stab.. it had been on 7 yrs. mineral spirits easily removed the glue residue.
Forum: RV Ongoing Maintenance Issues 11-08-2020, 05:09 PM
Replies: 6
Views: 1,003
Posted By bobnoffs
your use of tools and instruments for the video...

your use of tools and instruments for the video is very impressive
Forum: RV-12/RV-12iS 11-08-2020, 12:28 PM
Replies: 7
Views: 1,437
Posted By bobnoffs
a little off thread but.....i am a day vfr pilot....

a little off thread but.....i am a day vfr pilot. i have no use to light the gauges. i do want to light the cockpit.i have the conventional wiring but instead of the van's light on the rollbar i...
Forum: Safety 11-08-2020, 04:35 AM
Replies: 36
Views: 6,111
Posted By bobnoffs
is it common that builders insurance covers...

is it common that builders insurance covers damage by an engine start? i assumed you need taxi ins. at least?
Forum: RV-14 11-04-2020, 08:38 AM
Replies: 8
Views: 1,856
Posted By bobnoffs
surprising to read a reamer did these holes. the...

surprising to read a reamer did these holes. the purpose of a reamer is a round hole. the problem must be in the drilling operation/drills as suggested.
holes must have already been too large when...
Forum: West (and Southwest) 10-24-2020, 10:50 AM
Replies: 17
Views: 3,527
Posted By bobnoffs
curious, is there much air traffic to see and...

curious, is there much air traffic to see and avoid along these interstates?
Forum: RV-10 10-21-2020, 12:49 PM
Replies: 13
Views: 1,510
Posted By bobnoffs
on a jabiru 3300 i had 350 watts of stick on...

on a jabiru 3300 i had 350 watts of stick on heaters. it's true they have no thermostat but at some point on every installation heat in equals heat lost. on the jabiru 350 watts will raise the temp...
Forum: RV General Discussion/News 10-21-2020, 06:57 AM
Replies: 4
Views: 1,208
Posted By bobnoffs
so phillip, no brain damage then?

so phillip, no brain damage then?
Forum: RV Building Tips/Techniques 10-18-2020, 07:49 AM
Replies: 8
Views: 1,269
Posted By bobnoffs
just want to follow up here, might be of help in...

just want to follow up here, might be of help in the future. my holes were #27 and i enlarged to 5/32. i did this with a 6 fluted reamer. straight flutes. i put the reamer in a hand held chuck and it...
Forum: RV Building Tips/Techniques 10-14-2020, 08:56 PM
Replies: 8
Views: 1,269
Posted By bobnoffs
yes on the practice, i have scrap. the catch to...

yes on the practice, i have scrap. the catch to this is that there is already a hole. i don't think plexiglass drills are meant for an existing hole. they still have the ''spiral'' cut which can grab...
Forum: RV Building Tips/Techniques 10-14-2020, 06:11 PM
Replies: 8
Views: 1,269
Posted By bobnoffs
redrilling holes in plexiglass

hi all,
i am about to install my lexan rear window in my 12. it has already been drilled with a #27 drill as recommended in the manual. i have heard that better longevity may be had if the holes are...
Forum: Safety 10-14-2020, 03:17 AM
Replies: 38
Views: 5,728
Posted By bobnoffs
my take on aero engines is that they aren't so...

my take on aero engines is that they aren't so reliable. so many engines that get to tbo have a history of replaced rings, valves, pistons, and other essential components. all these failures ar...
Forum: Electrical Systems 10-11-2020, 06:06 PM
Replies: 17
Views: 1,596
Posted By bobnoffs
and i polish the edge of the socket with a 3m...

and i polish the edge of the socket with a 3m wheel so it doesn't mar the panel.
Forum: RV Building Tips/Techniques 10-11-2020, 04:40 PM
Replies: 7
Views: 1,458
Posted By bobnoffs
i would drill undersize holes on each side. start...

i would drill undersize holes on each side. start with a small bit and go up and pay attention to drilling your indent mark as accurate as possible. then finally drill to full size , going in one...
Forum: RV-12/RV-12iS 10-09-2020, 08:27 PM
Replies: 20
Views: 4,350
Posted By bobnoffs
when i built my 12 i used a #30 reamer in many...

when i built my 12 i used a #30 reamer in many hundreds of rivet holes. i don't care what has been written about this that it will fit. when the drill shank won't fit in either hole, one hole at a...
Forum: RV General Discussion/News 10-07-2020, 07:11 AM
Replies: 5
Views: 830
Posted By bobnoffs
freemasm,it's fuel injected. 40psi

freemasm,it's fuel injected. 40psi
Forum: RV General Discussion/News 10-07-2020, 04:57 AM
Replies: 5
Views: 830
Posted By bobnoffs
fuel pressure test

i am testing fuel pressure on a fuel injected engine. a friend gave me a dial gauge he had used on a saab. the needle bounces so fast, i assume from the pulses of the pump it is impossible to get an...
Forum: Safety 09-30-2020, 05:54 PM
Replies: 39
Views: 5,461
Posted By bobnoffs
i have a viking 110 installed. it is operated on...

i have a viking 110 installed. it is operated on battery #1 or battery #2. it will also operate on only the alternator if both batteries go bad. batteries are earth x, each with its own warning...
Forum: RV General Discussion/News 09-30-2020, 06:29 AM
Replies: 13
Views: 2,989
Posted By bobnoffs
the clear plastic mats used in offices under...

the clear plastic mats used in offices under desks to let the wheeled chairs move on a carpeted floor. keep one under the engine and it makes clean up a breeze.
Forum: RV General Discussion/News 09-14-2020, 05:15 PM
Replies: 4
Views: 1,263
Posted By bobnoffs
i had the same thing done as matt did. i got a...

i had the same thing done as matt did. i got a hold of the material and drilled all the holes and then shaped the panels [placards, whatever] and then sent in the panels to be engraved. happy with...
Forum: RV General Discussion/News 09-14-2020, 06:46 AM
Replies: 2
Views: 661
Posted By bobnoffs
hose runs 90 deg to muffler.i am concerned about...

hose runs 90 deg to muffler.i am concerned about keeping the ''cooling air'' as cool as possible. maybe fiberglass insulation and heavy foil on scat?
Forum: RV General Discussion/News 09-14-2020, 05:57 AM
Replies: 2
Views: 661
Posted By bobnoffs
heat shield

my scat hose for the oil cooler runs too close to the exit end of my muffler. there is no rerouting without giving up a lot of airflow. i have read about good results with a product like...
Forum: RV General Discussion/News 09-10-2020, 06:00 PM
Replies: 4
Views: 1,421
Posted By bobnoffs
great suggestion ethan, it's ordered!

great suggestion ethan, it's ordered!
Forum: RV General Discussion/News 09-10-2020, 04:52 PM
Replies: 4
Views: 1,421
Posted By bobnoffs
airworthiness cert. it aint like it used to be

hi all,
10 yrs ago when i got my homebuilt certified i made a phone call and a packet of the forms i needed was mailed to me. i have spent some time of the faa website and am no further along to get...
Forum: RV-7/7A 09-03-2020, 04:38 PM
Replies: 6
Views: 1,142
Posted By bobnoffs
i made 3 and am using 2. sounds like 3 is a...

i made 3 and am using 2. sounds like 3 is a popular number. very easy to plug if you don't use and it will never be easier to drill the stainless steel firewall than now.
Forum: RV-12/RV-12iS 08-24-2020, 01:36 PM
Replies: 0
Views: 747
Posted By bobnoffs
oil canning behind cowl.

somewhere along in the build i must have pushed a little too hard with my hip a little too far aft of the firewall to move my plane while it was on 3 4 wheel dollies. aft of the firewall above the...
Forum: RV-12/RV-12iS 08-08-2020, 01:28 PM
Replies: 4
Views: 1,315
Posted By bobnoffs
looks like i am alone on this one. i plan to put...

looks like i am alone on this one. i plan to put a washer [shim] of enough thickness between the firewall and the gear so that the upper edge of the gear is not quite touching the firewall when bolt...
Forum: RV-12/RV-12iS 08-06-2020, 05:58 PM
Replies: 4
Views: 1,315
Posted By bobnoffs
the flange is as tight as it will go against the...

the flange is as tight as it will go against the firewall and the top edge is tight and there is a gap at the bottom edge.
Forum: RV-12/RV-12iS 08-06-2020, 09:39 AM
Replies: 4
Views: 1,315
Posted By bobnoffs
new nose gear

yesterday i pulled my old gear off and started installation of the new gear. when the gear is attached to the fuselage by the 3/16 bolts to the belly the top attach point that is to be drilled is not...
Forum: RV-10 08-05-2020, 05:18 AM
Replies: 12
Views: 1,430
Posted By bobnoffs
i have used the permatex but i recently came...

i have used the permatex but i recently came across ''gasoila''. it was recommended by a person that installs fuel tanks at gas stations. i happened to be at a station where a new tank was being...
Forum: Painting your RV 08-04-2020, 02:44 PM
Replies: 26
Views: 6,831
Posted By bobnoffs
i would think that auto paint is ''state of the...

i would think that auto paint is ''state of the art'' because of the volume of it made compared to aviation paint. auto paint is put to a pretty severe test , road salt, rock chips, scratches and...
Forum: RV-12/RV-12iS 08-03-2020, 01:56 PM
Replies: 8
Views: 1,502
Posted By bobnoffs
nose geqr fork cracks

hi all, does anyone have any pics of a fork that has developed the cracks the new fork is made to prevent? thanks.
Forum: Safety 07-27-2020, 09:11 AM
Replies: 46
Views: 11,598
Posted By bobnoffs
never say never but it is surprising that the...

never say never but it is surprising that the dirt found its way so fast to the last filter and in an amount that plugged it. do you think the filter was clean before this?
Forum: RV-10 07-26-2020, 01:25 PM
Replies: 6
Views: 1,328
Posted By bobnoffs
i have noticed that depth of cut will vary a bit...

i have noticed that depth of cut will vary a bit if you don't tighten lock ring after each adjustment.
Forum: RV-14 07-26-2020, 01:14 PM
Replies: 1
Views: 1,349
Posted By bobnoffs
i didn't use van's supplied and they worked fine....

i didn't use van's supplied and they worked fine. they were hard to find. i ended up at ''tractor supply''.
Forum: RV-12/RV-12iS 07-23-2020, 09:01 AM
Replies: 0
Views: 715
Posted By bobnoffs
cockpit light

i have a red david hoffman cockpit light. anyone have a white and wish they had a red? we could swap. mine never installed.
Forum: RV-14 07-15-2020, 05:22 AM
Replies: 12
Views: 2,394
Posted By bobnoffs
i shpuld have done that for the new nose gear for...

i shpuld have done that for the new nose gear for my 12
Forum: RV Building Tips/Techniques 07-07-2020, 04:52 AM
Replies: 13
Views: 2,247
Posted By bobnoffs
it's not unheard of to get a nutplate that won't ...

it's not unheard of to get a nutplate that won't thread. i clamp a screw in a vise and thread each lubed nutplate on it before i install. much easier than finding it bad after it's riveted in place.
Forum: RV General Discussion/News 07-06-2020, 08:08 PM
Replies: 9
Views: 1,207
Posted By bobnoffs
well, this horse is out of the barn and i will...

well, this horse is out of the barn and i will have to use the 426 rivets i have but........would the oops rivets work thru the wing skin and then thru the doubler being that the wing skin is only...
Forum: RV General Discussion/News 07-06-2020, 06:13 PM
Replies: 9
Views: 1,207
Posted By bobnoffs
thanks for the info. a lot of time to cut an...

thanks for the info.
a lot of time to cut an access hole, make a doubler around it , dimple , and rivet the nutplates. and long ago i learned to use the doubler for a template before any holes...
Forum: RV General Discussion/News 07-06-2020, 03:01 PM
Replies: 9
Views: 1,207
Posted By bobnoffs
dimpled platenuts

when a nutplate is dimpled for a flush rivets the nutplate sits on the dimple and is not tight against the material using .032 material. does this gap effect anything? looks like a 1/32 washer...
Forum: RV-12/RV-12iS 06-30-2020, 07:34 PM
Replies: 8
Views: 1,584
Posted By bobnoffs
thanks for all the info . probably will cut the...

thanks for all the info . probably will cut the wing skin tomorrow. as on another build i will use soft flexible alum. tubing for the tube. it can be replaced in 1/2 hour and not very likely to...
Forum: RV General Discussion/News 06-28-2020, 07:45 AM
Replies: 36
Views: 4,381
Posted By bobnoffs
i don't think that everyone that wants to build...

i don't think that everyone that wants to build can do it. there are just some people that don't have what it takes to do it. yea, i know one bite at a time but there is a lot more to it than that....
Forum: RV-12/RV-12iS 06-28-2020, 06:27 AM
Replies: 8
Views: 1,584
Posted By bobnoffs
my pitot is aluminum tube and it is mounted in an...

my pitot is aluminum tube and it is mounted in an inspection plate, same plate as is used on the belly. i had planned to use 8 nutplates to secure plate to wing skin. my thinking was that plate is...
Showing results 1 to 64 of 500

 
Forum Jump

All times are GMT -6. The time now is 10:46 AM.


The VAFForums come to you courtesy Delta Romeo, LLC. By viewing and participating in them you agree to build your plane using standardized methods and practices and to fly it safely and in accordance with the laws governing the country you are located in.