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NGH 35CC benzinar

#1 Useril este offline   Rower 

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Postat 22 April 2015 - 09:52 PM

Stimati colegi,
Va supun atentiei motorul NGH 35cc benzina. L-am adus aici, pe forum, ca sa-l fac de ras (vorba bancului cu calul).
Pe scurt, benzineste, scanteieste si - culmea! -porneste, dar se opreste. Nu apuci sa numeri pana la 10 (zece) si se opreste. Oricat ai surubari la jigloare, oricat ai incerca sa reglezi (ce ar mai fi de reglat), nu apuca sa se incalzeasca, ca sucombeaza rapid. Si o iei de la cap.: constati ca bujia e "fleasca", uda toata, o arzi, o usuci, o stergi, o cureti si iar aceeasi procedura. Pornit, murit dupa cateva secunde.
Daca il tii pe la 4000 rot/min (daca a pornit dupa un milion de pale date), merge un timp. Daca incerci sa reduci turatia ( ca chinezul zice ca la rodaj sa nu depasesti 3500 rot/min), moare brusc si dontr-odata.
Astept provincia... ca eu nu mai am idei (solutii).
MXS-R 1,92m AGM-30cc >>> CMPro Marathon 1,80m AGM-30cc >>> Pitts Special 1,45m NGH 35cc >>> Thunder Tigre Piper J3 Cub 2,10m OS Max 91 Fx >>> Canary 40 Phoenix Models 1,6m ASP .46 7,5cc >>> Pitts Special 1,40m OS 91 FX Max 15cc >>> Cessna 182 1,6m NITROPLANE FIBERGLASS ASP.52 8,5cc >>> Sbach 342 Phoenix Models 1,42m ASP.52 8,5cc >>> Great Planes Slinger Flying Wing 1,2m >>> Extra 260 EP Jamara 1,4m AXI 2826/12 >>> Sukhoi 26M EP Jamara 1,25m AXI 2826/10 >>> Robbe Cardinal 1,5m >>> Yak 54 Extreme Flight 1,2m >>> Robbe Arcus 1,8m >>> Sebart Pitts Challenger S >>> Parkzone Stinson Reliant SR-10 1,26m >>> Thunder Tiger Yak-54 1,15m, EP Kyosho >>> Nitroplanes P-47 Thunderbolt 1,40m, ASP .52, 8,5cc >>> Phoenix Models Edge 540 1,41m, Magnum .61, 10cc >>> Graupner Extra 300 1,50m OS 91 FX Max >>> Dululutu Sukhoi 26M EP 1000mm >>> Dululutu Yak 55 EP 1,15m >>> Hitec Aurora 9 2,4GHz >>> Spektrum DX6i 2.4GHz Mode 2
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#2 Useril este offline   dan_mitea 

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Postat 23 April 2015 - 02:22 AM

Nu stiu de ce se opreste, dar as vrea sa-ti spun ca o bujie nu se arde. Prin ardere se fisureaza ceramica din jurul electrodului central si vei avea scanteie, cand si cand. De asemeni nu se curata cu peria de sarma. Singurul tratament corect este spalarea cu benzina iar pentru punctele mai incapatanate, un betisor din brad.
As incerca cu o bujie noua.
Multa, multa bafta.
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#3 Useril este offline   MUGUREL. 

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Postat 23 April 2015 - 06:16 AM

Carburatorul NOK. Probabil cuil pontou ( inlet needle) reglat gresit sau blocat pe deschis. Mai sus la motor review e despre manualul walbro si linkuri cu setarea lui. Nu e greu de reglat.]
Motorul NGH 35cc are review-uri ok pe rcuniverse.
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#4 Useril este offline   Rower 

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Postat 24 April 2015 - 07:38 AM

Multumesc pentru sfaturi.
Problema era atat de banala si de ascunsa, ca abia ieri, dupa multe ore de chin, am depistat-o: o fisura in "luleaua" de silicon din fisa de bujie. Prin fisura aia "fura" curent si dadea scanteie neregulat.
Acum motorul merge perfect.
MXS-R 1,92m AGM-30cc >>> CMPro Marathon 1,80m AGM-30cc >>> Pitts Special 1,45m NGH 35cc >>> Thunder Tigre Piper J3 Cub 2,10m OS Max 91 Fx >>> Canary 40 Phoenix Models 1,6m ASP .46 7,5cc >>> Pitts Special 1,40m OS 91 FX Max 15cc >>> Cessna 182 1,6m NITROPLANE FIBERGLASS ASP.52 8,5cc >>> Sbach 342 Phoenix Models 1,42m ASP.52 8,5cc >>> Great Planes Slinger Flying Wing 1,2m >>> Extra 260 EP Jamara 1,4m AXI 2826/12 >>> Sukhoi 26M EP Jamara 1,25m AXI 2826/10 >>> Robbe Cardinal 1,5m >>> Yak 54 Extreme Flight 1,2m >>> Robbe Arcus 1,8m >>> Sebart Pitts Challenger S >>> Parkzone Stinson Reliant SR-10 1,26m >>> Thunder Tiger Yak-54 1,15m, EP Kyosho >>> Nitroplanes P-47 Thunderbolt 1,40m, ASP .52, 8,5cc >>> Phoenix Models Edge 540 1,41m, Magnum .61, 10cc >>> Graupner Extra 300 1,50m OS 91 FX Max >>> Dululutu Sukhoi 26M EP 1000mm >>> Dululutu Yak 55 EP 1,15m >>> Hitec Aurora 9 2,4GHz >>> Spektrum DX6i 2.4GHz Mode 2
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#5 Useril este offline   MUGUREL. 

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Postat 24 April 2015 - 09:08 PM

Excelent!

asteptam ceva poze, filmulete si chiar date despre ce poate. Cred ca e primul NGH de capacitate mare de pe la noi! Eu am avut unul de 10cc, dar in final l-am folosit pe combustibil glow.
Ca si motor e super ok, carburatorul era nereusit.

Stima!
Mugurel
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#6 Useril este offline   Rower 

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Postat 25 April 2015 - 06:40 AM

Astazi il scot la aer si diseara va povestesc mai multe despre el. A "gustat" 2 litri de benzina pana acum si incepe sa mearga mai "rotund", deocamdata imi place cum incepe sa mearga. O sa masor astazi tractiunea statica.
MXS-R 1,92m AGM-30cc >>> CMPro Marathon 1,80m AGM-30cc >>> Pitts Special 1,45m NGH 35cc >>> Thunder Tigre Piper J3 Cub 2,10m OS Max 91 Fx >>> Canary 40 Phoenix Models 1,6m ASP .46 7,5cc >>> Pitts Special 1,40m OS 91 FX Max 15cc >>> Cessna 182 1,6m NITROPLANE FIBERGLASS ASP.52 8,5cc >>> Sbach 342 Phoenix Models 1,42m ASP.52 8,5cc >>> Great Planes Slinger Flying Wing 1,2m >>> Extra 260 EP Jamara 1,4m AXI 2826/12 >>> Sukhoi 26M EP Jamara 1,25m AXI 2826/10 >>> Robbe Cardinal 1,5m >>> Yak 54 Extreme Flight 1,2m >>> Robbe Arcus 1,8m >>> Sebart Pitts Challenger S >>> Parkzone Stinson Reliant SR-10 1,26m >>> Thunder Tiger Yak-54 1,15m, EP Kyosho >>> Nitroplanes P-47 Thunderbolt 1,40m, ASP .52, 8,5cc >>> Phoenix Models Edge 540 1,41m, Magnum .61, 10cc >>> Graupner Extra 300 1,50m OS 91 FX Max >>> Dululutu Sukhoi 26M EP 1000mm >>> Dululutu Yak 55 EP 1,15m >>> Hitec Aurora 9 2,4GHz >>> Spektrum DX6i 2.4GHz Mode 2
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#7 Useril este offline   Rower 

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Postat 25 April 2015 - 06:51 AM

(Editarea asta care nu ne lasa...)
Ce pot sa spun pana acum e ca pornirea e foarte usoara daca respecti procedura:
- 4-5 pale cu clapeta de soc inchisa, fara aprindere
- 3-5 pale cu clapeta de soc inchisa, aprinderea pornita si acceleratia la maxim (la a 4-a, a 5-a pala porneste)
- 2-4 pale cu clapeta de soc deschisa, acceleratia la relanti.

Amestecul ulei-benzina i l-am facut de 20:1 (asa zice chinezul ca e cel mai bine in rodaj), ulei full sintetic Yaco KVX Race 2T. Intrucat concentratia de ulei e cam mare (20:1, 5% ulei) si cum l-am lasat la primii 2litri de benzina consumati ceva mai bogat, cam scoate fum si arunca o mizerie neagra in cantitati industriale. Chiar ma intreb de unde atata "negreala".

Bujia cu care vine (RCxel) nu-i prea place. I-am pus NGK CM-6 si si-a schimbat sunetul. Distanta intre electrozi: 0.30mm.

Revin diseara cu amanunte.
MXS-R 1,92m AGM-30cc >>> CMPro Marathon 1,80m AGM-30cc >>> Pitts Special 1,45m NGH 35cc >>> Thunder Tigre Piper J3 Cub 2,10m OS Max 91 Fx >>> Canary 40 Phoenix Models 1,6m ASP .46 7,5cc >>> Pitts Special 1,40m OS 91 FX Max 15cc >>> Cessna 182 1,6m NITROPLANE FIBERGLASS ASP.52 8,5cc >>> Sbach 342 Phoenix Models 1,42m ASP.52 8,5cc >>> Great Planes Slinger Flying Wing 1,2m >>> Extra 260 EP Jamara 1,4m AXI 2826/12 >>> Sukhoi 26M EP Jamara 1,25m AXI 2826/10 >>> Robbe Cardinal 1,5m >>> Yak 54 Extreme Flight 1,2m >>> Robbe Arcus 1,8m >>> Sebart Pitts Challenger S >>> Parkzone Stinson Reliant SR-10 1,26m >>> Thunder Tiger Yak-54 1,15m, EP Kyosho >>> Nitroplanes P-47 Thunderbolt 1,40m, ASP .52, 8,5cc >>> Phoenix Models Edge 540 1,41m, Magnum .61, 10cc >>> Graupner Extra 300 1,50m OS 91 FX Max >>> Dululutu Sukhoi 26M EP 1000mm >>> Dululutu Yak 55 EP 1,15m >>> Hitec Aurora 9 2,4GHz >>> Spektrum DX6i 2.4GHz Mode 2
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Postat 08 May 2015 - 07:38 PM

Asa cum am promis, revin cu niste date (mai bine mai tarziu decat niciodata).
Astazi am mai dat drumul la "vârtelniţă" 2 rezervoare şi am măsurat tracţiunea statică după cum urmează:

Benzină CO 98, ulei full sintetic Yacco KVX Race 27 5%, elice Aerostar 18x8, RPM 8550 (aprox.), tractiune 8.8 Kg
Benzină CO 98, ulei full sintetic Yacco KVX Race 27 5%, elice Aerostar 20x8, RPM 7200 (aprox.), tractiune 9.2 Kg

Nu stiu cat de exact arata cantarul de bucatarie cu care am masurat, dar cred ca e undeva pe acolo.

Aceasta postare a fost editata de Rower: 08 May 2015 - 07:39 PM

MXS-R 1,92m AGM-30cc >>> CMPro Marathon 1,80m AGM-30cc >>> Pitts Special 1,45m NGH 35cc >>> Thunder Tigre Piper J3 Cub 2,10m OS Max 91 Fx >>> Canary 40 Phoenix Models 1,6m ASP .46 7,5cc >>> Pitts Special 1,40m OS 91 FX Max 15cc >>> Cessna 182 1,6m NITROPLANE FIBERGLASS ASP.52 8,5cc >>> Sbach 342 Phoenix Models 1,42m ASP.52 8,5cc >>> Great Planes Slinger Flying Wing 1,2m >>> Extra 260 EP Jamara 1,4m AXI 2826/12 >>> Sukhoi 26M EP Jamara 1,25m AXI 2826/10 >>> Robbe Cardinal 1,5m >>> Yak 54 Extreme Flight 1,2m >>> Robbe Arcus 1,8m >>> Sebart Pitts Challenger S >>> Parkzone Stinson Reliant SR-10 1,26m >>> Thunder Tiger Yak-54 1,15m, EP Kyosho >>> Nitroplanes P-47 Thunderbolt 1,40m, ASP .52, 8,5cc >>> Phoenix Models Edge 540 1,41m, Magnum .61, 10cc >>> Graupner Extra 300 1,50m OS 91 FX Max >>> Dululutu Sukhoi 26M EP 1000mm >>> Dululutu Yak 55 EP 1,15m >>> Hitec Aurora 9 2,4GHz >>> Spektrum DX6i 2.4GHz Mode 2
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