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Author Topic: About Electric fan  (Read 12299 times)
ultrasonic™
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« Reply #120 on: June 18, 2010, 01:19:10 PM »

Mga sir,

Kanina pa po ako nagbabasa para makahanap ng solution sa sira ng electric fan ko. Bagong bili lang po sya pero may sumabit kasing tela habang umaandar tapos hindi ko namalayan na nag stuck na pala. Nung tiningnan ko, hindi na umaandar at mainit na yung motor. Akala ko po aandar uli kung palamigin lang sandali pero ayaw na hanggang ngayon.

Paano po ba ang dapat gawin? Sobrang newbie po ako sa pag repair ng fan. Computer hardware lang po kaya kong ayusin.

Salamat po!


naku kailangan  mung  baklasin ang motor  mu  para makita mu ang  sinulid na pumasok sa rotor (shafting)...  kong  meron pa yang internal resistance  malamang stock up  lang  yan...  pero  pag wala  ng internal resistance  malamang  bumigay  na ang thermal fuse niya sa loob...
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« Reply #120 on: June 18, 2010, 01:19:10 PM »

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akosiikem
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« Reply #121 on: June 18, 2010, 06:08:49 PM »

Ang alam ko capacitor run motor ang e fan. And ang ko purpose nong caps ay pampataas ng torque.
Hindi tatakbo ang efan pag wala yung caps dahil mahina yung torque na madevelop.
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« Reply #122 on: June 18, 2010, 10:51:37 PM »

Ang alam ko capacitor run motor ang e fan. And ang ko purpose nong caps ay pampataas ng torque.
Hindi tatakbo ang efan pag wala yung caps dahil mahina yung torque na madevelop.

tama ito, merong mga claims na umaandar daw ang fan nila kahit walang cap basta tutulungan sa start, tingin ko kaya nangyari yun dahil sa magaan ang elesi nila
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« Reply #123 on: June 19, 2010, 01:26:14 AM »

mga Master wat po b epekto pg masydo mtaas n value capacitor ikinabit?,,tenx tenx po




ito ang schematic ng electric fan motor, nililimit ng capacitor kung hanggang saan banda ng phase mawawala yung connection ng L4 sa supply, kapag tinaasan mo ang value hahaba ang time na may supply yung L4


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« Reply #124 on: June 19, 2010, 09:23:34 AM »

galing ng banat  ni sir nucleus.. theoritical explanation  talaga..


pa OT saglit  post ko lang  ito ng may bases  din ang mga newbie regarding with the thermal fuses ng efan


yan po ang imahe ng thermal fuse ng efan na kalimitan  natin nakikita sa loob ng motor. (kailngan lang baklasin para palitan o reconnect ang connection).

ito naman ang imahe ng mga common efan caps.



sanay makatulong

 Wink
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« Reply #125 on: June 19, 2010, 10:29:10 AM »

mukhang maganda talaga dito... thanks sis ultra and sir nucleus

pero wala pabang nakakaalala kong ilang ang tamang winding nito? hindi ko na kasi maalala e hehehe 1993 pa kasi yun, baka naman may mga kasama tayo dyan na nakakaalam ng exact count ng winding ng efan pa share naman po.
starting/ending winding
1
2
3


TIA

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CASTILLO ELECTRONICS
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« Reply #126 on: June 19, 2010, 10:30:58 AM »

mukhang maganda talaga dito... thanks sis ultra and sir nucleus

pero wala pabang nakakaalala kong ilang ang tamang winding nito? hindi ko na kasi maalala e hehehe 1993 pa kasi yun, baka naman may mga kasama tayo dyan na nakakaalam ng exact count ng winding ng efan pa share naman po.
starting/ending winding
1
2
3


TIA



hanapin ko  muna  iyong  notes ko tungkol jan  Grin
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« Reply #127 on: June 19, 2010, 11:54:53 AM »

pag may nagpagawa dito ng e-fan na kelangan irewind, bilangin ko yung number of turns at post ko agad dito
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« Reply #128 on: June 19, 2010, 12:04:46 PM »

pag may nagpagawa dito ng e-fan na kelangan irewind, bilangin ko yung number of turns at post ko agad dito

pa OT:  naku  sis  nucleus matagalang bilangan  yan  Grin
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« Reply #129 on: June 19, 2010, 12:42:22 PM »

sir ang kailangan ay yung starting winding nya connected sa capacitor, ganito lang kasi ang naalala ko bali
700 turns lahat ang sa 1,2 & 3
3=350 turns
2=250 turns
1=100 turns

itong starting winding ang talagang hindi kona maalala......
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« Reply #130 on: June 19, 2010, 12:47:55 PM »

pa OT:  naku  sis  nucleus matagalang bilangan  yan  Grin

madali lang bilangin yun, kailangan lang munang mailabas sa armature yung mga windings tapos putulin sa gitna yung bawat loop tska bilangin Cheesy
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« Reply #131 on: June 20, 2010, 03:09:14 AM »

share ko lang ito nagpm kasi sakin si sir jon

Paglalagay ng spacer ng electric fan

alisin yung load/(karaga o dinadala) ng motor tulad ng gearbox/(assembly na nakakabit sa likod ng motor naglalaman ng gear para sa pagliko ng motor) at elesi
ganito ang itsura ng may gearbox na nakakabit,



ganito naman ang itsura pag inalis mo yung gearbox:



baklasin yung motor, alisin yung spacers, at ikabit ulit

paandarin ngayon, kusang magsesentro ang stator at rotor nyan, habang umiikot lang sentro yan kapag pinatay di na naman sentro, para matandaan natin kung saan sya sentro



sa part na tinuturo ng arrow kelangan makapag lagay tayo ng marka, paano? habang umiikot pwedeng pasayaran ng matalim na bagay o liha o kahit marking pen

kapag may mark na, madali ng makapaglagay ng tamang sukat/dami ng spacers kailangan mo lang ulit patapatin doon sa parte na iyon yung marka
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« Reply #132 on: June 23, 2010, 02:29:54 AM »

sir ang aproach ko  nmn para sa pag align ng electricfan ay pinupukpok ko lang ng likod nag screw driver yung malapit sa tinuro ng arrow. kusa n iyan mag align.

sa spacer nmn, kaya tau naglalagay ng ganun kapag maluwag yung space ng shafting. pag naglagay ako ng spacer konting pukpok ulet align na. solve na. basta ang point lang nmn dun wag masyado magalaw yung shafting. paikot lang dapat movement niya
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« Reply #133 on: June 23, 2010, 02:53:07 AM »

sir ang aproach ko  nmn para sa pag align ng electricfan ay pinupukpok ko lang ng likod nag screw driver yung malapit sa tinuro ng arrow. kusa n iyan mag align.

sa spacer nmn, kaya tau naglalagay ng ganun kapag maluwag yung space ng shafting. pag naglagay ako ng spacer konting pukpok ulet align na. solve na. basta ang point lang nmn dun wag masyado magalaw yung shafting. paikot lang dapat movement niya

yung spacer kaya nandoon iyon, para mapanatiling align yung rotor at stator, para mapanatili ang efficiency ng motor na yung dissipated power ay naiuukol sa pagpapaikot ng shafting, kapag hindi tama ang pagkakalagay ng spacer ie; hindi tapat yung rotor sa stator, o kaya ay masyado namang maluwag. bababa ang efficiency ng motor dahil makakadagdag sa load ng stator yung pagsesentro nito sa rotor Smiley
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« Reply #134 on: June 23, 2010, 11:45:23 AM »

 Grin korek
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« Reply #135 on: June 28, 2010, 03:59:11 PM »

may pinadala aunt ko from canada na electric fan dati.
110v (or 120v?) yung fan.
parang ganto:

pero about 13 inches lang ang height.
MAS MALAKAS PA YUNG HANGIN FROM PAMAYPAY KESA SA ELECTRIC FAN NA TO.
nakakaasar kasi gagamit pa ng 220 to 110 para paandarin tapos sobrang hina.
anything to tweak it para lumakas?
if not, itatapon ko na lang, kahit sayang kasi ok naman design, maliit (maliit din hangin!)
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« Reply #136 on: June 28, 2010, 06:59:38 PM »

may pinadala aunt ko from canada na electric fan dati.
110v (or 120v?) yung fan.
parang ganto:

pero about 13 inches lang ang height.
MAS MALAKAS PA YUNG HANGIN FROM PAMAYPAY KESA SA ELECTRIC FAN NA TO.
nakakaasar kasi gagamit pa ng 220 to 110 para paandarin tapos sobrang hina.
anything to tweak it para lumakas?
if not, itatapon ko na lang, kahit sayang kasi ok naman design, maliit (maliit din hangin!)


iyan yata yung nilalagyan ng malamig na tubig, talagang mahina lang yan
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« Reply #137 on: July 04, 2010, 08:01:15 AM »



ito ang schematic ng electric fan motor

sa mga industrial motors hindi ginagamitan ng thermal fuse, circuit breaker/overload relay ang gamit at nasa labas lang iyon para madaling palitan kasi expected na knowledgeable yung magseservice



so... pwede ba itong e bypass ung connection if ung line 1 is putol na pwede bypass to line2? Huh
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« Reply #138 on: July 04, 2010, 12:24:22 PM »

dito sa pasig 200 sa raon 150 lang, tama sa ac cord ang pag test resistance lang pag open malamang open ang thermal fuse, kong may resistance dapat nang babago ang resistance pag lipat ng number.


eh pano na yun master if nakaconnect yung capacitor walang resistance pero pag tanggalin ung capacitor at e direct meron resistance. bago pa naman ung capacitor. ano kaya sang sira?
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« Reply #139 on: July 04, 2010, 02:11:28 PM »


so... pwede ba itong e bypass ung connection if ung line 1 is putol na pwede bypass to line2? Huh

kung yung l1 ang putol hindi pwedeng ibypass dahil ito yung may pinakamaraming windings pero kung l3 at l2 ang putol pwede ibypass isa nga lang yung speed
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