Mini Split Low Side Suction Charging Service Gauge Hose Set 5/16" Port
Mini Split Low Side Suction Charging Service Gauge Hose Set 5/16" Port
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Estimated delivery if ordered today: Dec 09 - Dec 13
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Overview
Summary
- Charging hose, gauge and Low Side manifold kit for Mini Split System Installations.
- Simple low side charging manifold contains R410a/R454N/R32 rated low side pressure gauge.
- 2' Long, BLUE hose with 5/16" SAE connector for most newer Mini Split System service ports.
- 2' Long, YELLOW hose with 1/4" SAE connector for vacuum pump and refrigerant tank ports.
- Please note: This item is specifically made for new Mini Split Systems and already has the 5/16" connector for their new 5/16" service ports.
Questions & Answers
Have a Question?
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Is this what I would need to check for leaks during installation?
You can use this to monitor that pressure stays steady, indicating no leaks.
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does anyone know what the presure should be in a unit ?
You can reference the following chart regarding this: https://www.pdhvac.com/site/downloads/Temperature-Pressure-Chart.pdf
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Can you charge the system with this?
Yes you can, this would connect directly to the service port and to a vacuum pump or a container of refrigerant.
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Is there a instructional video or a step by step guide to use this low side Charging Service Gauge Hose Set ?
The blue hose connects to the service port on the unit and then the yellow hose connects to your vacuum pump. The blue hose is 5/16" ready to connect to the outdoor unit. The yellow is 1/4" for most vacuum pumps. The depicted valve isolates the gauge itself. This gauge also comes with a diagram on the packaging box. -
is the fitting on the blue hose a low loss fitting?
It is a flared, threaded connector. The service port uses a Schrader valve so some loss will be inevitable, the amount depends on how quickly it is disconnected.
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How can I check system pressure with the gauge without opening a path for the refrigerant to leak out? Do I have to connect something to the yellow hose (like a can of refrigerant?
There is an access knob to allow or cut off access past the gauge.
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How does this gauge administer the leak stop/refrigerant? No button like it says on the can.
It has a knob valve for facillitating access between the bottle and the condenser unit's service port.

