The prob with the Stemme L2400 Rob was that the oil temp valve and spin on filter were in the way of using the original Grob pitch change system So had to be on the other side (same as the Dimona )
Sent from my iPhone > On 16/03/2021, at 5:09 PM, Rob Thompson <[email protected]> wrote: > > When we installed a L2400 as a replacement for a L2000, it was a direct > swap... just altering the length of the pitch change cable. > > If you want to use a L2000 pitch change mechanism on a L2400.... They are > just very slightly different and you may find that the prop doesn't feather > completely and may windmill a little bit. > regards > Rob > > Rob Thompson > 0429 493 828 > (Please note that my new email address is [email protected]) > > >> On Tue, Mar 16, 2021 at 10:54 AM Michael Stockhill <[email protected]> wrote: >> Thanks, Ian. >> >> M >> >>> On Mon, Mar 15, 2021 at 4:43 PM Ian Mc Phee <[email protected]> wrote: >>> Michael >>> >>> Some years ago we fitted a Sauer S2500 to our dimona and were able to use >>> the gear change metalwork. That engine was 15mm longer so rear engine >>> mount was shortened but the master (the bone) was moved to the cockpit of >>> firewall and mounted on standouts and the shaft was shortened. Personally I >>> wod do this simple mod to all h36 as gives more room at rear of slick 4330. >>> >>> We already had the BT Blades (rount tip) and outr STC required that (not >>> the T with point tip) >>> >>> The electric prop sure can use power and as battery gets low it slowly goes >>> coarser. In extreme case it will no longer climb. Thus with the hk36R you >>> must keep an eye on voltage and think manual suggest TURN OFF ELECTRICS to >>> save power. >>> >>> Back to the 2500 Sauer I was never happy with the cruise setting. Recently >>> I got a sliver taken off the adjust nut which brought the two settings >>> closer together. I am extremely happy with the results, not only can I >>> cruise at 90 kts to 95kts (even 100kts). The bonus is IT USES LESS FUEL. >>> The throttle is back 8mm than before. In cruise it is going along at >>> 2800rpm which is close to spot on to max torque. I think previously the >>> engine was labouring going up the hill. The higher revs are fre revs. The >>> engine loves it. >>> >>> Another on props is club has a falke which had L1700 but now fitted a L2000 >>> but have retained the original 75cm pitch (150 dia) which Scheibe approve >>> but most these days have 90cm.pitch. It climbs like a home sick angel at >>> 3000revs >>> >>> I have not answered your question >>> >>> Ian McPhee >>> +61 428847642 >>> Box 657 Byron Bay NSW 2481 Australia >>> >>> >>> >>> >>> >>>> On Tue, 16 Mar. 2021, 07:44 Michael Stockhill, <[email protected]> wrote: >>>> Ian, >>>> >>>> That would be great if you sent some snaps to Mike Hoffman, and copy me >>>> too! >>>> >>>> [email protected] >>>> >>>> You guys are great. >>>> >>>> M >>>> >>>> >>>>> On Mon, Mar 15, 2021 at 1:23 PM Ian Williams <[email protected]> wrote: >>>>> Gidday Michael, >>>>> I may be of some help there. A few years ago I installed a Limbach L2400 >>>>> from a deceased Stemme S10 into an early Grob 109A and used the original >>>>> Hoffman prop. It was a mission as we also applied for a 1 off STC. Which >>>>> was eventually approved by the NZ CAA. >>>>> However at the time I was unaware that the approved prop for that >>>>> combination was an MT. >>>>> So I designed a system based on the Dimona H36 pitch change. >>>>> So it the dude wants some pictures of the system I can send a few >>>>> The Grob has since done about 300 hrs and no >>>>> Problem >>>>> >>>>> Best regards from New Zealand >>>>> Ian Williams >>>>> >>>>> >>>>> Sent from my iPhone >>>>> >>>>> > On 16/03/2021, at 8:58 AM, Michael Stockhill <[email protected]> wrote: >>>>> > >>>>> > I caught up with the Taifun group when researching resurrection of a >>>>> > Taifun here in the states. >>>>> > >>>>> > One Taifun owner makes many 6-8 hour wave flights. He said he removed >>>>> > his MT propeller which requires electric power for unfeathering because >>>>> > his batteries run too low. He installed a Hoffman on his L2400, but he >>>>> > does not have a pitch change mechanism. I expect to ask him if he then >>>>> > flies with the engine windmilling, and has flat pitch for all flight. I >>>>> > don't yet know the model number of his prop. >>>>> > >>>>> > Questions for the group: >>>>> > >>>>> > Are the pitch change lever and components the same on the L2400 as on >>>>> > the L2000? >>>>> > >>>>> > Does anyone have a set of those components for either series engine? >>>>> > >>>>> > I am 1000 miles from my parts books. Are these parts Limbach or >>>>> > Diamond/Hoffman? >>>>> > >>>>> > Thanks for your usual insights. >>>>> > >>>>> > Michael Stockhill >>>>> > Polson, MT >>>>> >>>>> >>>>> --------------------------------------------------------------------- >>>>> You are subscribed to the Dimona Owners Group mailing list. >>>>> This list is archived in public. http://waikeriegliding.com/dog/ >>>>> To unsubscribe, send email to: [email protected] >>>>>
