Refrigeration Service Valve Diagram

System service valves when servicing or commissioning any equipment it is necessary to record the system pressures by fitting pressure gauges.

Refrigeration service valve diagram.

Suction discharge and liquid shut off. Rely on grainger for high quality refrigeration access valves and accessories for your commercial refrigeration and air conditioning systems. Manual stem service valves a suction service valve and a dis charge service valve are located on the compressor. An explanation of the operation of the king valve and where it is used.

Refrigeration valves install into suction discharge and liquid lines to control the flow of refrigerant in air conditioning and refrigeration systems. Some versions of this valve require an allen wrench instead of a service wrench for adjustment. These service valves are equipped with a gauge service port operating refrigerant pressures may be observed on the. These are used to allow refrigeration gauges to be attached to the system.

On most semi hermetic compressors this type of valve is used as the service valve and king valve on the receiver. To make this possible all commercial systems generally include at least three service valves. And if needed they are used to isolate the compressor from the rest of the system. Valve may be installed in any position full refrigeration service temperature range of 40 f to 325 f.

Many refrigeration compressors incorporate a suction service valve and a discharge service valve. Suction and discharge service valves may be located on the compressor body of both reciprocating. Some versions of this valve require an allen wrench instead of a service wrench for adjustment. Find copper tube extension replacement valve cores core remover tools gasket seal caps half union mpt connections and more here.

A service valve called the king valve is mounted on the outlet of the re ceiver. Seal cap design provides valve operation without removal of seal cap full size ports for unrestricted flow non directional. A small wrench with a ratchet called a refrigeration service wrench is used to open and close this valve. Refrigeration valves are ideal for slowing or stopping flow when making repairs and evacuating or recharging refrigerant.

Working with these valves is not difficult but there are some finer points to remember. Line piercing valves and access valves allow entry to lines.