How to Find a Break in an Underground Wire
Underground fences are a popular way of protecting your dogs as well as your neighbors. However, the wire can become broken, making the underground fence system fail. The system is designed to let you know when a failure occurs.The transmitter box will display an error light or will emit a beeping sound. There are two ways to find a break in an underground wire. The simple way is to visually inspect the fence area. If this does not work you can use an AM radio to help find the break. Does this Spark an idea?
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Instructions
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Introduction
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1
Do a visual inspection of the area. Underground wires can often be broken by digging, edging or planting. Walk along the fence line and look for spots that have been recently dug. Check inside the hole for a broken wire.
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2
Test the wire connections. Make sure the connection between the transmitter and the wire is not loose, broken or disconnected. Check the wire joint connections.
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Buy an RF choke and a portable AM radio. "RF" stands for radio high frequency; "choke" refers to choking or blocking an electrical circuit. You can buy an RF choke for less than $5.
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Disconnect the wires going into the transmitter and connect them to the RF choke. Wind the insulated ends of the wires around the legs of the RF choke.
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Insert the leads of the RF choke into the transmitter input jack. Turn the radio on and tune it to a high frequency. High frequencies are radio waves with a range between 3 and 30MHz. Interference from electronic devices have a great effect on HF bands.The fence emits a radio signal, producing an electrical charge in your dog's collar.
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Walk the fence line with the radio turned on. The radio should pick up a pulsating sound where the wire is intact. The sound will stop when you reach the point where the wire is broken.
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References
- Photo Credit dog image by Andrii IURLOV from Fotolia.com
