What is the purpose of a piercing valve?

What is the purpose of a piercing valve?

The Supco® bullet piercing valve is a line piercing valve with a permanent type, patented gasket that provides up to 50 times more sealing area than competitive O-ring types. Piercing needle is designed for concentricity and hardness to insure perfect seating every time.

How does a piercing valve work?

Saddle valves are self-tapping devices. Once mounted on a line, with the included rubber seal in place, all that is required is to turn the valve clockwise until it pierces the water line. When the valve handle can no longer be turned, it is done tapping the pipe. Turning the handle counter-clockwise opens the valve.

Do bullet piercing valves leak?

So, Refrigerators and Freezers and AC’s should not use up or loose Freon. There must be a slow leak in the condenser, evaporator or one of the connections. My side by side Viking freezer/fridge has a top mounted compressor. There are no service valves, so this one is needed to measure the pressures and to add Freon.

Are saddle valves bad?

Most of them don’t leak, but they have a much higher chance of leaking than a properly installed water valve. My advice is to not use saddle valves. When installing an ice maker or whole-house humidifier, tap off of an existing water line with a proper tee fitting and have a proper shutoff valve installed.

Does a saddle valve shut off water?

The saddle valve controls the water to the refrigerator. The saddle valve is usually installed on a nearby pipe under the kitchen sink but is sometimes installed in the basement. Locating the water shut-off valve to the refrigerator can often be the most difficult part of turning on and shutting off the water supply.

What is R600a refrigerant?

R600a is an HFC-free refrigerant with no ozone depletion potential and a lower global warming potential compared to earlier refrigerants. GE Appliances, a Haier company has been transitioning to environmentally friendly refrigerants in household refrigerators and freezers.

Where are piercing valves installed?

Bullet® piercing valves are used for round suction lines or uneven tubing. Can be installed on the high side as a permanent valve on the job. Utilizes the same type of gasket found under the head plate of most air conditioning compressors. When installed, the gasket actually compresses the copper tubing .

How do you close a bullet piercing valve?

Snug up the connection, but not too tight. Next, Turn the handle on the brass tank adapter all the way clockwise to close the valve. The pin on the tank adapter, which is designed to pierce the old style tank metal tops (no longer sold in the US) simply closes the valve.

How does a saddle valve work on PVC pipe?

Once the valve is attached to the water supply pipe by means of its saddle bracket, the sharp valve needle is then screwed down to puncture the wall of the pipe and tap its water supply. Most saddle valves are designed to work with standard rigid copper pipes —they are not recommended for PVC, CPVC, or PEX plastic pipe.

What’s the name of the needle valve on a water pipe?

An easy way to do this on a copper pipe is by using a special shutoff fitting known as a saddle valve or needle valve. The term saddle derives from the shape of the valve as it sits atop a water pipe; the term needle refers to the sharp, hollow needle inside the valve that punctures the water pipe after the valve is mounted.

How to install a self piercing water pipe?

Instructions. 1 Turn off the Water. Shut off the water supply to the water pipe being tapped. If there is no shutoff valve that can turn off the pipe locally, turn 2 Prepare the Pipe. 3 Mount the Valve. 4 Install the Water Supply Tube. 5 Pierce the Pipe.