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How do you wire a 4 lamp ballast to a 3 lamp fixture?

How do you wire a 4 lamp ballast to a 3 lamp fixture?

Replace 3 Lamp Instant Start Ballast with 4 Lamp Instant Start

  1. Cut and cap one yellow and one red or blue wire with a wire nut.
  2. Connect each of the blue ballast wires to the each of the two blue lampholder wires.
  3. Connect the red ballast wire to the third blue lampholder wire.

Can a 4 bulb ballast for 3 bulbs?

Can I use a 4 lamp ballast for 3 lamps? A 3 lamp parallel ballast can be replaced with a 4 lamp parallel ballast. The two yellow wires on a 4 lamp ballast are connected together inside the ballast.

Can you wire a 4 lamp ballast for 2 lamps?

A 4 lamp fixture with two series ballasts can be replaced with a 4 lamp parallel ballast. On the 4 lamp parallel ballast diagram below, each individual wire is connected to a pair of individual wires on the lampholders.

Can you wire a 4 bulb ballast for 2 bulbs?

Can you replace rapid start ballast with instant start?

2 Lamp Rapid Start Ballast Replaced with Instant Start Diagram. Connect each of the individual blue wires from the instant start ballast to each pair of the lampholder individual wires (red and blue). Connect the common red wire from the instant start ballast to the yellow pair of lampholder common wires.

How to wire a 3 way light fixture?

Figure A: 3-Way Switch Wire Diagram — Power to Light Fixture 1 In this diagram, power enters the fixture box. 2 The black hot wire connects to the far right switch’s common terminal. 3 Red and blue wires link traveler terminals of both switches. 4 The red wire, which is connected to the first switch’s common terminal, leads back to the fixture.

How does a 3 way light switch work?

This 3-way light switch wiring diagram shows how to do the light switch wiring and the light when the power is coming to the light fixture. In this diagram, power enters the fixture box. The black hot wire connects to the far right switch’s common terminal. Red and blue wires link traveler terminals of both switches.

How do you wire a fluorescent light fixture?

Run a length of two-conductor wire from the existing fluorescent fixture to the new fixture. Loosen the screw on the side of the cable clamps on both fixtures. Feed the ends of the wire through the cable clamps and tighten the screws until the wire is secure.

What kind of wiring does a light switch use?

This wiring is dull gray, not the dull orange that’s characteristic of copper. This 3-way light switch wiring diagram shows how to do the light switch wiring and the light when the power is coming to the light fixture. In this diagram, power enters the fixture box. The black hot wire connects to the far right switch’s common terminal.

What’s the best way to wire two fluorescent lights?

I wired 2 four bulb T8 fluorescent fixtures in parallel: power hot to switch to black wire of both fixtures then white wires (from both fixtures) to power neutral/white. Although both fixtures come on, they trip the breaker. They do it in a “weird” way: when I turn the lights on the first time, they come on & stay on.

How to install a 3 way light switch?

1 Identify existing wiring Two switches control the lights (3-way installation) 2 What you need for a 3-way installation WARNING! Shock Hazard. May result in serious injury or death. Turn off power at circuit breaker before installing the unit. 4 Turn power off at circuit breaker 5 Remove existing switch from wall

Where does the 3 wire connect to the 4 wire?

Here 3-wire cable runs between L1 and L2, 2-wire cable runs from the last light to SW1, and more 3-wire cable runs from SW1 to the 4 way switch and then to SW2. At the lights the hot source is spliced to the black wire running between lights, it does not connect to the lights.

How do you install a new fluorescent light fixture?

Turn the knurled nut clockwise until it is snug. Choose a mounting location for the new fluorescent fixture. Mount the fixture in the chosen location using the included screws. Run a length of two-conductor wire from the existing fluorescent fixture to the new fixture. Loosen the screw on the side of the cable clamps on both fixtures.