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Sky 120 LMA Trainer

Posted: July 10th, 2018, 10:11 am
by Geoff McVey
Thought would start this thread building the Sky 120 LMA Trainer, flickr account setup, I'm sure I will have many questions on different parts of the build process.

Re: Sky 120 LMA Trainer

Posted: July 10th, 2018, 10:17 am
by Geoff McVey
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Re: Sky 120 LMA Trainer

Posted: July 10th, 2018, 10:58 am
by Geoff McVey
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Have had a good look at both instruction manuals.

Re: Sky 120 LMA Trainer

Posted: July 10th, 2018, 10:59 am
by Geoff McVey
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Good strong U/C weighs 580g.

Re: Sky 120 LMA Trainer

Posted: July 10th, 2018, 11:02 am
by Geoff McVey
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Tailplane, fin, rudder, elevators etc, all good quality light wood.

Re: Sky 120 LMA Trainer

Posted: July 10th, 2018, 11:05 am
by Geoff McVey
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Sheet balsa for both wings, various strip wood, TE third stirp of wood down in the photo, some small damage to the wood which I think can be easly fixed, good strong wing joiner, not sure yet to make a one peice wing or build 2 halfs, laft and right.

Re: Sky 120 LMA Trainer

Posted: July 10th, 2018, 11:07 am
by Geoff McVey
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Wing ribs and fuselage formers.

Re: Sky 120 LMA Trainer

Posted: July 10th, 2018, 11:10 am
by Geoff McVey
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Main spar for the wings at the top of this photo are warped a little not sure the best way to make these flat.

Re: Sky 120 LMA Trainer

Posted: July 10th, 2018, 11:10 am
by Geoff McVey
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Wing spar taken at a different angle.

Re: Sky 120 LMA Trainer

Posted: July 10th, 2018, 11:11 am
by Geoff McVey
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Fuselage sides.

Re: Sky 120 LMA Trainer

Posted: July 10th, 2018, 11:12 am
by Geoff McVey
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Front fuselage parts.

Re: Sky 120 LMA Trainer

Posted: July 13th, 2018, 6:33 pm
by Geoff McVey
Fuselage Step 1

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F1 and F2 right side fuselage, F7 and F8 left side fuselage sides glued together and secured in place.

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Good fitting after removing supported balsa.

Re: Sky 120 LMA Trainer

Posted: July 13th, 2018, 6:44 pm
by Geoff McVey
Fuselage Step 10

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Parts F31 glued to rear of fuselage both sides to F2 and F8.

Re: Sky 120 LMA Trainer

Posted: July 13th, 2018, 7:59 pm
by Geoff McVey
Fuselage Steps 5, 6, 9.

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Parts F14, F17 glued to F1, parts F16, F19 glued to F2 right side fuselage.
Parts F15, F17 glued to F7, parts F16, F19 glued to F8 left side fuselage.

Re: Sky 120 LMA Trainer

Posted: July 14th, 2018, 9:42 pm
by Geoff McVey
I have done a trail fit of both fuselarge sides together with F3, F4 and F13 fire wall, with the ZG38 being mounted upside down is F4 and F13 correctly positioned for the engine.

F4 view looking towards the tail.
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F13 firewall looking towards the tail.
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Re: Sky 120 LMA Trainer

Posted: July 16th, 2018, 7:23 am
by paul smith
nice :D

Re: Sky 120 LMA Trainer

Posted: July 16th, 2018, 6:24 pm
by Geoff McVey
paul smith wrote:nice :D


Thank you.

Re: Sky 120 LMA Trainer

Posted: July 16th, 2018, 6:28 pm
by Geoff McVey
Fuselage Step 4

Parts F27, F6 and ready to be glued together.
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Parts F27, F6 glued together, no gaps between the 2 parts.
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Re: Sky 120 LMA Trainer

Posted: July 17th, 2018, 2:40 pm
by Geoff McVey
This is part F5 which is glued to F3, F5 is where the fuel tank is placed on top of, what is or the best way to secure the fuel tank, by bungies where the 4 U bend slots are made or use velcro.
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Re: Sky 120 LMA Trainer

Posted: July 17th, 2018, 2:44 pm
by Geoff McVey
Feselage Step 8

Part F18 ready to Epoxy to part F3.
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Part F18 Epoxy to part F3 and clamped.
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