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Type: Posts; User: multimike

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  1. Replies
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    The tank faces forward, its a bit more...

    The tank faces forward, its a bit more complicated , normally on a regular set up I would hold the plane nose high and run the engine up to set the high end but now if I hold it up with the prop high...
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    I agree ok one of the problems MAYBE is that the...

    I agree ok one of the problems MAYBE is that the engines are used one a pusher prop delta winged plane, we set them up right on the ground a click rich but we are wondering if having engine in...
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    Thanks John, we have decided its cheaper to wipe...

    Thanks John, we have decided its cheaper to wipe the oil of the plane than to blow anymore engines, we are adding 5% castor oil to our fuels, after seeing what the plane looks like after using one of...
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    fuel mixes for nitro engines

    OK I am confused, I have been in this hobby for over 60 years and I always thought we use castor oil because it was vegetable oil and oiled and oiled the engines so the guys got into a discussion...
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    Fuel mixes for nitro engines

    OK I am confused, I have been in this hobby for over 60 years and I always thought we use castor oil because it was vegetable oil and oiled and oiled the engines so the guys got into a discussion...
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    1,514

    We balanced it just behind the spar it took 8 oz...

    We balanced it just behind the spar it took 8 oz of lead in the nose, we packed it on top of the Telemaster and hit a bit of a boomer and it was incredible, it just floats he had intended just to...
  7. Thread: Hb 61 pdp

    by multimike
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    244

    Thanks John, OK the carb looks like the one in...

    Thanks John, OK the carb looks like the one in the picture with a small brass jet, I dug through all my old engines and the one from an early K/B 40 fits it but the engine is mint so I will not rob...
  8. Thread: Hb 61 pdp

    by multimike
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    Hb 61 pdp

    I picked up a nice looking HB 61 at swap meet a while ago and now when I went to use it I find it has no
    high speed needle jet in the Perry type Carb any ideas where I might find one ??
  9. Replies
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    OK Flywheel, it can be BIT complicated but here...

    OK Flywheel, it can be BIT complicated but here is an easier way to set the C/G and it WORKS. measure the wing chord at the fuse and at the wingtip and add them together, divide by 2 eg the chord...
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    Thanks guys , we fly 3 Bird of Times and several...

    Thanks guys , we fly 3 Bird of Times and several other Gentle Ladies etc and pack them up on top of a Telemaster , I was going by the C/G on those to get some idea of where is should be, I will move...
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    Vintage 118 inch Viking glider

    A friend brought out a 118 inch Viking glider that was built 40 years ago and had survived well, we would like to fly it and he says he still remembers seeing it fly but it appears to be very tail...
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    We flew it tonight and it ran like a dream thanks...

    We flew it tonight and it ran like a dream thanks everyone Mike
  13. Replies
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    Thanks guys problem maybe solved, the OS Carb...

    Thanks guys problem maybe solved, the OS Carb uses one brass tube sliding over each other with a metering slot , if you screw the low speed jet in too far blocks the slot ,the jet is actually screwed...
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    291

    We are using fresh 15% Cool Power, the...

    We are using fresh 15% Cool Power, the recommended prop, the engine is mounted upright in a test stand,the tank is mounted at the correct height, there does not appear to be any fuel draw, if you set...
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    OS 91 fourstroke problems

    I am having a problem with an OS 91 FS it runs rough and hot and the high speed jet does not have much effect, we have checked the valves, cleaned the carb, new plug , its on test stand so the fuel...
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    If you look inside that LIGHT D dry cell you will...

    If you look inside that LIGHT D dry cell you will find a C cell in there Mike
  17. Replies
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    OK guys I found the problem. just weigh them,...

    OK guys I found the problem. just weigh them, they are 1/3 the weight of a GOOD cell, the company has refunded our money and I used it to buy some brand name ones that worked right out of the package...
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    Thanks guys, OK I put them on charge at 150 MaH...

    Thanks guys, OK I put them on charge at 150 MaH for 20 hours and this is the second try at that charge rate and it made no difference, even though it shows the voltage rising as soon as I put them...
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    Thanks guys, OK I put them on charge at 150 MaH...

    Thanks guys, OK I put them on charge at 150 MaH for 20 hours and this is the second try at that charge rate and it made no difference, even though it shows the voltage rising as soon as I put them...
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    Ok so I cut one apart and not sure what I should...

    Ok so I cut one apart and not sure what I should be looking for, there was the metal case and then a layer of black STUFF and then a layer of mesh and then some fabric separating it Mike
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    NiMh battery problems

    I bought a bunch of inexpensive ( see cheap) AA NiMH batteries from China , so far none will hold a charge, 20 hours at 50 MaH and all I get is 35 MaH out of a 3000 MaH, the voltage goes up but as...
  22. Thank you, I am new to E ducted fans and I should...

    Thank you, I am new to E ducted fans and I should have looked into what I was buying, well at least I still have the batteries and the ESC and all the wiring Mike
  23. Dr Mad Thrust 90 mm fan, bent motor shaft

    I had an OOOPS flying and broke the fan blades but everything else APPEARED to be ok, I replaced it and now have a vibration problem, I found a slightly bent motor shaft, the shaft and the armature...
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    Thank you for the info, I have been building...

    Thank you for the info, I have been building stuff for over 65 years and ducted fans have always held my intereest so when I saw some of the new foamy EDF planes fly I had to give it t try, to old to...
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    Dr Mad Thrust 90 mm EDF problems

    I designed and built a DH Vampire around a Dr Mad Thrust 90mm EDF all went well until I ran it up to full power and then the fan stopped and the ESC went up in smoke,lucky I was able to get it out of...
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