Polarity doen't matter now that is funny. ( Tell that to Tesla) LOL
It is a DC fan with a tachometer wire, output. 3wire fans. 4 wire are even more complex.(ask)
that tacho is how the BIOS controls speed, and sees if fan is dead.
That fan is PWM modulated by the BIOS to control speed.
Dutycycle of the DC pulses do that.
A pure DC fan will run backwards, if wired reversed.
A brushless DC fan , would burn up or be dead if backwards (toss coin varies by maker of fan, vast there are)
so what you bought at Amazon is any ones guess, ok"?
that fan for that ACER is super hard to find. (I SEE)
Laptops do not use standard parts like desktops.
good luck , hop it works 1st guess.
rewire the connector, is a cure.
We'd use cut wires, heatshrink them after soldering them.
Done vast this way for 44 years.+
SOURCE: wiring ceiling fans to wall switch
Hi Bigelow,
You need two switches. It sounds like the Electrician set up the junction box for two circuits(Lights and Fans). i say this because your supply has 4 wires, Red , Black, White and Bare. We may be able to oversome this with one Lutron Switch. Allow me to investigate, and I will be back.
SOURCE: Wiring/Replacing pull chain ceiling fan switch
Sounds like it to me that the netual is not there.
SOURCE: Need a wiring diagram for a HamptonBay ceiling fan pull switch
Black is hot-white is neutral-blue is your light kit and goes with the black- yellow? should be a green for ground.
SOURCE: i have a westinghouse three speed fan. there are 4
ok. hope this helps, use a switch from FANTEC. it'll be called a 3 speed fan switch. CAM #5 No. 21105. this will also say Single Layer 3 or 4 wire application SPLIT continuity function.. THE SPLIT PART IS VITAL. now when wire it. the BLACK wire goes in SLOT 3. ORANGE wire goes in L. PURPLE wire goes in slot 2, ORANGE wire goes in slot 1. IF, and i repeat IF this does not work for you ensure you have a SPLIT CONTINUITY FUNCTION switch. NO MATTER WHAT the BLACK wire WILL go into slot 3. the ORANGE wire WILL go in slot L. switch the orange and purple wires only. ENSURE POWER IS OFF WHEN CONNECTING OR DISCONNECTING WIRES. YOU WILL GET THE SNOT ZAPPED OUTTA YOU IF YOU DON'T. please post if this helps.
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