Yep RHS x winds are always an issue. Have a look at the bight of prop and upward going prop and downward going prop. Big difference
Ian McPhee 0428847642 Box 657 Byron Bay NSW 2481 On 25 Jul 2017 10:03 am, "Michael Stockhill" <[email protected]> wrote: > Have any Dimona operators found that their bird diverges to the right when > rotating for takeoff? Mine consistently does that as the tailwheel lifts > off. After 400 or so flights I think I am past adding right rudder for a > prop that turns contrary to all the taildraggers I have flown. > > Michael Stockhill > Polson MT > > On Jul 22, 2017 3:23 PM, "Laurie Hoffman via dog" < > [email protected]> wrote: > >> Rob you forgot to mention that on two of those occasions when we had prop >> work done, that there were other faults also. >> The blades looked like they had been refinished by someone who had never >> spray painted before. At least once there was an issue with seal >> installation with grease being sprayed everywhere on use. >> Laurie >> >> Sent from Yahoo7 Mail on Android >> <https://overview.mail.yahoo.com/mobile/?.src=Android> >> >> On Sun, 23 Jul, 2017 at 6:16 am, Ian Williams >> <[email protected]> wrote: >> Hi Rob, >> Can you explain the difference in TBO between the BT and T blades ? I >> thought both were the same. >> Best regards >> Ian Williams >> >> Sent from my iPad >> >> On 22/07/2017, at 7:51 PM, Rob Thompson <[email protected]> wrote: >> >> I just heard that GFA has adopted the CASA rules on overhauling >> propellers. See http://services.casa.gov.au/airworth/airwd/ADfiles/equip >> /prop/PROP-001.pdf >> >> This means that as soon as it is documented in the system there is no >> longer a calendar time for overhauls. >> >> Ian McPhee has been dealing with Prop Care (www.propcare.com.au) in >> Brisbane for Hoffman overhauls and hopefully they will be soon doing work >> on Hoffman props. >> >> We are continuing to have a nightmare run with Eric at Australian Air >> Props at Bankstown. 3 times in the past 2 years our prop has come back to >> us with problems. Once *WAY* out of balance then next time set much too >> coarse and only pulling 2000 at full power. Then recently he sent it back >> to us with the counterweights set incorrectly and the rpm was fluctuating >> on run up and early take off roll. >> >> Add to that he charges a fortune because he knows that the only other >> option in Australia is to send the props to Germany. Up near $4000 now for >> about 10-15 hours work. >> >> Fingers crossed that the Brisbane mob will be able to do them. >> >> Rob Thompson >> 0429 493 828 >> >> >> >> >> >> ------------------------------ >> *From:* [email protected] <[email protected]> on >> behalf of Michael Stockhill <[email protected]> >> *Sent:* Monday, 17 July 2017 4:23 AM >> *To:* [email protected]; Laurie Hoffman >> *Subject:* Re: [DOG mailing list] H36 Ignition Switch (and brakes) >> >> For what it is worth, the mag switches on my Aztec with similar magnetos >> are rated at 6 amps 125V a.c./dc. The p lead grounds the primary coil. I >> found one source that says the primary coil puts out about 150 volts. The >> secondary coil puts out 10-15000 Volts. 40 amp or even 20 amp rated switch >> looks like overkill for whatever reason. Maybe consevative because we only >> get one of them. >> >> Michael >> >> On Jul 15, 2017 1:29 AM, "Laurie Hoffman via dog" < >> [email protected]> wrote: >> >> Hi Tom and Mike, >> >> Rob and I have the wreck of an H36 from which we have salvaged many parts >> for our functioning H36, especially the L2400 which we had top overhauled. >> >> Tom, I gritted my teeth and dived back into the wreck to recover the >> ignition switch and a panel switch. The wreck is already well dismantled >> however I still had a cow of a job getting access to the switches and >> removing these. I dread to think how much time it would take to install a >> new switch in the original position in a complete panel. My strong >> recommendation is that if you have an ignition switch failure seriously >> consider installing a new switch in another location on the panel, simply >> reroute the wiring from the old to the new and then cover up the old switch >> and placard the new. >> >> Although psychically the switch toggles and bodies appear the same, the >> switches have a very different rating. The panel switch is rated 15A while >> the ignition switch is rated 40A! >> >> The link that you posted to a new switch I just noticed is only rated >> 20A. Maybe something like this one Tom.... >> Longacre 45423 40 Amp Weatherproof Toggle switch #1731 | eBay >> <http://www.ebay.com.au/itm/Longacre-45423-40-Amp-Weatherproof-Toggle-switch-1731-/272686767789?epid=708201179&hash=item3f7d65dead:g:4QcAAOSw~FJZJvde> >> >> $ 22.95 >> Longacre 45423 40 Amp Weatherproof Toggle switch #1731 | eBay >> Longacre 45423 40 Amp Weatherproof Toggle switch #1731 in | eBay! >> >> <http://www.ebay.com.au/itm/Longacre-45423-40-Amp-Weatherproof-Toggle-switch-1731-/272686767789?epid=708201179&hash=item3f7d65dead:g:4QcAAOSw~FJZJvde> >> >> >> In Oz I have found Narva (driving light manufacturers) switches which >> look suitable. Heavy duty and this one rated at 50A for 12v. >> >> Heavy Duty - Products - Narva >> <http://www.narva.com.au/products/browse/heavy-duty-2> >> >> Heavy Duty - Products - Narva >> <http://www.narva.com.au/products/browse/heavy-duty-2> >> >> >> The wreck is a Mk2 by the way while our operational H36 is a Mk1 so if >> anyone needs a good Mk2 wing or two, let us know! >> >> >> >> Re hydraulic fluid, we use only OM16 which I gather is equivalent to 5606. >> >> Best Regards >> Laurie >> >> >> >> >> ------------------------------ >> *From:* Michael Stockhill <[email protected]> >> *To:* [email protected] >> *Sent:* Saturday, 15 July 2017, 10:13 >> *Subject:* Re: [DOG mailing list] H36 Ignition Switch (and brakes) >> >> Hi Tom et al >> >> I think I found that the MS O rings are okay. Mine were fine through >> two rebuilds (preventative maintenance each time I put on new tires) over >> 16 years. >> >> Mike >> >> >> On Jul 14, 2017 10:01 AM, "Tom Preisser" <[email protected]> wrote: >> >> Hi Laurie, >> >> I have what I believe to be an ignition switch in my spares. Can't be >> positive without digging behind the panel to look at my installed switch, >> but you can check your removed switch against it. The spec is MS 35058-22 >> http://www.bandc.aero/ >> toggleswitch-MS35058-22.aspx >> <http://www.bandc.aero/toggleswitch-MS35058-22.aspx> >> >> And I think it could be a different spec to the other fuel pump, etc >> switches (beefier), given that it has a separate entry than the 15A >> switches in the old H36 parts manual (with part numbers no longer valid for >> Diamond)... >> >> BTW on brakes (and thanks Mike for your advice)... just now installing a >> new caliper piston which makes the O ring fit much better in the >> cylinder (seems I had to take off too much corroded material from the >> groove of the original installed one, so it no longer sealed tightly)... >> >> For those of you running DOT3 fluid, I have obtained some EPDM O-rings to >> use rather than the BNR (nitrile) MS-28775-218 O-rings supplied to me by >> Diamond (which they may have sent probably because the HK36 and DA20 use >> 5606 aviation brake fluid). See this RAS thread for the details on why BNR >> is not suitable for DOT3... >> https://groups.google.com/ forum/#!topic/rec.aviation. soaring/4MiwHrkryFg >> <https://groups.google.com/forum/#!topic/rec.aviation.soaring/4MiwHrkryFg> >> >> And I talked to a lady who has worked at Cleveland Brakes for decades, >> and she gasped!! when I said that Hoffmann used DOT3. She says Cleveland >> only recommends aviation brake fluid - but I'm sticking with DOT3 as per >> the US type certificate! >> >> Cheers, >> >> Tom >> >> >> On Thu, Jul 13, 2017 at 7:26 PM, Laurie Hoffman via dog < >> [email protected]> wrote: >> >> Hi All, >> >> After extensive investigation into intermittent electrical problems >> eventually developing into a situation where the motor had to be shut down >> in flight due to rough running, it appears that the culprit is the ignition >> switch. >> >> Physically, the switch appears identical to the other original panel >> toggle switches operating fuel pump, avionics, strobe etc. >> >> Does anyone know if they are the same switch and also is there anyone out >> there in DOG land who might have specs for the switches? >> >> Best Regards >> Laurie >> >> >> >> >> >> ------------------------------ >> *From:* Greg Wilson <[email protected]> >> *To:* [email protected] >> *Sent:* Sunday, 18 June 2017, 8:10 >> *Subject:* [DOG mailing list] Easy fit ADSB >> >> These are a very easy install and cheap too. >> >> https://www.recreationalflying .com/threads/wow-these-are-goo >> d-looking-gadjets.161803/ >> <https://www.recreationalflying.com/threads/wow-these-are-good-looking-gadjets.161803/> >> >> >> Greg Wilson >> >> >> >> >> >> >> >> >> >> ------------------------------ ------------------------------ --------- >> You are subscribed to the Dimona Owners Group mailing list. >> To unsubscribe, send email to: dog-unsubscribe@lists. riverland.net.au >> <[email protected]> >> >> >> >>
