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Red wire=positive
Black wire=negative
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∙ 13y ago
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How do you wire a light switch with only black and red wires?
Connect the black wire to the incoming hot wire and the red wire to the out going load.
Which is the Hot wire and which is the Neutral wire if the wires you see are a Black a Red and a Yellow wire?
Black red and yellow is three-phase. there is no neutral.
Ive got red wire and black wire plus earth does red go to L2 or com?
The red and black wires are Line wires in a 3 wire service and includes a common (neutral) wire.
White wire a black wire a red wire and a bare wire?
white wire = neutral bare wire = ground black wire = line voltage red wire = returned from a switch, or the other phase of line voltage in order to supply 240VAC
If there are a red wire a black wire and a bare wire in a 120 volt supply wire which is the hot wire?
Where there is a red wire involved that usually indicates some type of special switching arrangement or more likely a 240 Volt circuit. In this case there will be 240 volts across the red and black and they will both be hot. Normally for 120 Volts the black is hot, the white is common and the bare wire is ground.
Does the red battery wire go on the right?
The red battery wire goes on the positive + battery terminal no matter which side it is on. The black wire goes on the negative - terminal.
Does the red wire go on the plus sign on a battery or the minus?
The red wire is Positive, (+) and the Black wire is Negative. (-)
How would you wire a buzzer with a Lightswitch 2 gold screw on the right and 1 green on the top left and a 9v Battery Snap and of course a Buzzer?
Black cables from Battery and buzzer to Lightswitch. Buzzer and Battery Red cables connected
What is black on a car battery?
The black wire means negative and the red wire means positive if that's what you where asking
Which wire colors for 12v battery?
Red to positive, black to negative
How is the wiring on a 1979 Ford F-250 alternator red for battery what is the black and white wires for?
White wire is for signal voltage and the black wire sends the voltage to the battery, orange/red wire is your field wire that goes out to your external regulator, also there is a signal wire that goes to your battery gauge inside the cab.
What battery wire do you unhook first in a car battery?
disconnect the negative (black) first then positive (red).
How do you wire 12volt holagen light to battery?
Red is positive black is ground.
Where does the ground wire go on a car battery?
Negative - (Black) is Ground, Positive + (Red) is Hot. Ground wire goes to Negative (Black) it goes from negative on battery to engine for ground.
1990 Toyota 4Runner radio wires what one is the battery wire what color?
Battery wire is always the biggest wire of all.. It's either red or Blue/black for positive and the black for negative.. hope this helps..
Polaris 250 ATV battery connection there was no battery before only has one thick black wire at the battery holder is this positive or negative where does the other wire come from go?
The thick black wire is the negative which should be connected to the frame of the ATV (negative ground). The red wire comes from the battery positive terminal and should go to the start solenoid From the other side of start solenoid a red wire of the same size as the black one should go to the starter.
How do you change the battery on 2006 dodge magnum?
1. open trunk2. remove floor boards ( 2 layers)3. you will see the battery on right side near the spare wheel4. loosen ground wire clamp (black wire) and remove it first from battery post5. disconnect red wire6. replace battery, secure it and connect RED wire first7. connect black wire
