Piercing Service Valves Refrigerator Refill Tap 1/4 5/16 3/8inch Pipes

These valves can be used to repair and refill air conditioning unit, refrigerator, or freezer appliance that has no service valves. Simply attach the valve over the low-pressure line before the compressor and fill it up with gas using refrigerant manifold gauge set with a 1/4 inch hose connector. The valves can be attached to 1/4-inch, 5/16-inch, 3/8-inch outside diameter aluminum or copper refrigerant lines. The valves are made of corrosion resistant material that won’t rust over time. 

Features:

• Made of corrosion-resistant metal, won't wear out or rust over time
• Easy to install: you only need a hex key wrench (included), O-ring pag oil is optional
• A convenient replacement part for HVAC professional or do it yourself
• It can be used to add refrigerant for home air-conditioning system or refrigerator
• Compatible with 1/4 inch, 5/16 inch, 3/8 inch outside diameter pipes

Specifications:

• Model: UNV-2P
• Color: silver chrome
• Material: Aluminum, steel, hydrogenated nitrile butadiene rubber
• Compatible with 1/4 inch, 5/16 inch, 3/8 inch outside diameter pipes
• Valve size: 1-3/4x1-5/8x13/16 or 22x14x20mm
• Weight: 2.2oz or 63g

Easy to install:

• Clean off the copper pipe with an abrasive cloth or a wire brush to remove any debris
• Back up the piercing needle valve screw, so that the piercing needle is flush with the shell
• Remove the clamp bolts and place a small amount of PAG oil over the O-ring, this step is recommended
• Use the spacer plates if need to space out the thickness of the tube
• Attach the valve to the smoothest part of the copper pipe, use clamp bolts to secure the valve to the line
• Tight the needle bolt to pierce the line and back up the bolt to open the path to the valve
• After fill-up tight the needle bolt to seal the valve and the line

Please note:

• This product is not compatible with R-410A systems due to excessive pressure of that refrigerant
• Please always use eyewear and gloves when working with pressurized systems or refrigerant

Package includes:

• Pack of two piercing valve sets