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Old 06-11-2021, 05:03 AM
  #101  
Zabriel
 
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Both engines have good compressions. When hot, they turn slightly easier. I don't really believe like its a piston ring issue either.
I am using the same gas from the gas station all club members buy their own. I use a total ratio of 1:30, 80% of its content is synthetic, 20% is mineral.
Old 07-15-2021, 10:20 PM
  #102  
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Originally Posted by Zabriel
A very old thread but I hope I can get help:
I bought a second hand 87" PilotRC Yak54 with a DLA56 on it. The engine (and the plane) looks as in a very good shape. Bu I am frustrated! I can not start the engine without a starter. As soon as I apply a starter (max 6 turns with a starter) the engine runs great. When it stops, I am able to start it while the engine is hot by hand with a few flips. But when the engine gets cooler again, I need a starter to get the engine running. I checked the ignition, changed the spark plug, checked the plug spacing. Everything is as it should be. Also the carburettor. When it runs, its running great. I have the same problem with a DLE35RA, wich I bought new.. After over 70-80 flights its doing the same. Before I started it also by hand in every condition.
Has anyone had ever a similar problem?

Zabriel
Originally Posted by Truckracer
If this is primarily a cold start issue, I’d look to see that the choke plate is closing completely.
Originally Posted by Zabriel
Checked already. Nothing wrong with them. But a friend told me that the piston rings could be stuck when they are cold. I am going to check them next week.
Originally Posted by Truckracer
Does the engine have good compression when cold and after being run. If so, probably not a ring issue. Do you know what kind of oil the prev owner used? What are you using.
Originally Posted by Zabriel
Both engines have good compressions. When hot, they turn slightly easier. I don't really believe like its a piston ring issue either.
I am using the same gas from the gas station all club members buy their own. I use a total ratio of 1:30, 80% of its content is synthetic, 20% is mineral.

HOORAY! Problem solved! Words are not enough to tell you how happy I am!!! Name:  biggrin.gif
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I did all the checks adviced above. Finally I discarded all my fuel and bought a new canister, and new synthetic 2stroke oil. Mixed with a ratio of 1:32.

I pulled the plugs out, cleaned them, and as they were new I did not change them.

WITHOUT PRIMING (!) and the throttle slightly above idle, I flip the propeller 7-8 times untill the engine pops. Then I immediately close the choke and at max 3rd or sometimes 4th flip my engine starts! (I did this for over 3 weeks now)

Thank you all for all the replies!

Best Regards
Deniz

Last edited by Zabriel; 07-15-2021 at 10:32 PM.
Old 07-11-2022, 04:15 AM
  #103  
voidhawk22
 
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Hi what walbro carb should i replace with this engine? Also can i get a repair kit instead?

I found this one,
https://shopee.ph/DLE-Original-DLE55...74.10892932013

is it the same? thanks for your time.

Mike

Last edited by voidhawk22; 07-11-2022 at 06:04 AM.
Old 07-11-2022, 06:37 AM
  #104  
Super08
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Originally Posted by voidhawk22
Hi what walbro carb should i replace with this engine? Also can i get a repair kit instead?

I found this one,
https://shopee.ph/DLE-Original-DLE55...74.10892932013

is it the same? thanks for your time.

Mike

Yes that will work perfectly.
Old 07-11-2022, 08:32 AM
  #105  
voidhawk22
 
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Thank you very Much Super08!
Old 07-11-2022, 11:31 AM
  #106  
Super08
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If you want to rebuild the carb you have do a search for a K20-WAT rebuild kit.
Old 07-12-2022, 09:07 AM
  #107  
voidhawk22
 
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Thanks! Already ordered it here!

https://www.lazada.com.ph/products/i...s.item_title.1
Old 08-16-2022, 04:10 AM
  #108  
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Hi guys i think i messed up my timing. do you know the settings of the magnet sensor? Thanks
Old 08-16-2022, 10:55 AM
  #109  
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28-30 degrees before Top Dead Center ( TDC is when the piston is all the way up).
Be sure to rotate the engine in the normal running direction as the spark is generated as the magnet leaves the sensor.
There are lots of how to video's on YOUTUBE.

Last edited by kmeyers; 08-16-2022 at 11:01 AM.
Old 08-20-2022, 09:23 AM
  #110  
voidhawk22
 
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Originally Posted by kmeyers
28-30 degrees before Top Dead Center ( TDC is when the piston is all the way up).
Be sure to rotate the engine in the normal running direction as the spark is generated as the magnet leaves the sensor.
There are lots of how to video's on YOUTUBE.
Thanks Kmeyers. Your big help.
Old 08-22-2022, 07:49 PM
  #111  
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Hi Guys, some help if possible,

Can anyone make a photo on the timing sensor?
We just need the actual position,

Thanks
Mike

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