1.   Do not tighten anything yet, because the power wires have to be connected.

2.   However, he added, the poles and the mechanisms securing them to the trolley and the overhead power wires experience considerable stress on the street and can fail.

3.   In that case it is better to connect the power wires and then mount the fixture.

4.   Like the other fires, the Lemon Heights blaze appeared to have been triggered by the powerful winds, when a downed tree hit a power wire.

5.   Most fixtures come with clamps that have electrical contacts that automatically punch through the coating on the power supply wire.

6.   Much of the damage occurred in Franklin and Worcester counties, where trees and power wires were downed.

7.   On the South side, the copper crescent and dome of the Bridgeview mosque rises against an industrial backdrop of freight rail lines and high tension power wires.

8.   Take, for instance, times when the affected power wire wiggles and touches the metal ground path sometimes, as when the car is driven over a bump.

9.   The fixture will still be connected by the power wires, so support it with one hand or have a helper hold it.

10.   The power wires are usually connected by solderless connectors called wire nuts.