How to Press Refrigeration Fittings?
Some of the fittings could significantly influence the utilization of all HVAC and refrigeration systems. Concerning the categories of refrigeration fittings that have proved effective in ease and reliability among the categories of refrigeration fittings, there is one known as presses. This technique becomes economical because it will take less time than that which will be spent on soldering or brazing, and it is also safe. The article will guide you through pressing refrigeration fittings by noting all the tools used and the overall process from the step-by-step guide and tips that enable proper installation of the fittings.
Tools and Materials Needed
In handling pressure on refrigeration fittings, the project implementer must ensure that all the necessary implements and materials are available. Here's a checklist:
- Pressing Tool: This is a higher-quality pressing tool specifically made for use in refrigeration fittings.
- Press Fittings: Ensure that they blend with the kind of refrigerator or cooling systems to which the content in the fridge will be exposed.
- Pipe Cutter: This is used to cut the pipes to the required length.
- Deburring Tool: To remove the rough surface or cut edges when pipe sectioning.
- Measuring Tape: A tool that is utilized for accurate measurement.
- Marker: There is a need to point out which side the insertion should be up to on the pipe.
- Cleaning Brush or Cloth: Before one presses, it is advisable to polish the pipe ends.
- Lubricant: This is to help in pressing the fitting, and if the fitting manufacturer recommends, then such should be added.
Read more: Can I Use Press Fittings on the HVAC?
Simple Guidelines on the Procedure to Press Refrigeration Fittings
Step 1: Prepare the Pipes
The pipe cutter starts by passing a measurement along the pipe and cutting it to the appropriate size. Make sure the cuts are as tidy as you can. After cutting, it is recommended to deal with burrs or sharp edges that might be on the terminal facets of the pipes through the deburring tool. An example is the iCrimp Plumbing Pressing Tool Kit Works for Zoomlock Copper fittings, which helps to avoid damage to the O-rings of the press fittings to obtain the seal.
Step 2: A Comprehensive Check of the Pipe Ends and Cleaning of the Congested Areas
Clean the ends of the pipes with the help of a brush or cloth to remove all the dirt and remains. If any dirt, oil, or any form of residue is present on the pipe surface, it reduces the efficiency of the seals. Cleaning enables the fitting to stick well on the pipe to minimize leakage and understand the possible challenge areas.
Step 3: Mark the Insertion Depth
Take a marker and draw a line at the length up to where the pipe will be inserted. The fitting manufacturer typically communicates this depth, and the information is essential in dictating the extent to which the pipe should be inserted into the fitting to achieve a proper seal. Marking is also necessary to avoid cases of incomplete insertions in the framing process since this would result in cases of leakage.
Step 4: Place the Pipe Into the Fitting
Place the pipe into the press-fitting until the required depth is reached as indicated. It's important not to make any kinks on the pipe and guarantee it lies correctly on the marked line. Correct insertion is crucial as it creates a tight seal around these pipes by the O-ring in the fitting.
Step 5: Position of Pressing Tool
Align the point where the pressing tool will be placed over the fitting. Ensure that the tool corresponds to the fitting and overlaps the press collar. One must ensure that the cables are well aligned when making the connection to avoid having an uneven connection with the press.
Step 6: Press the Fitting
Start pressing the tool as recommended by the manufacturer. A tool such as the IWS-1632AF Copper Pipe Press Tool is a good example that will bring the fitting over the pipe and then apply force on it, which will inevitably cause it to cover the pipe. Sustain the press so the process is thoroughly done and the tool slides off from the fitting.
Step 7: Tend the Relation
After pressing, it is recommended that the connection is tight and that the pipe has been inserted to the appropriate length. Check for any visible gaps. The crimping outline should be smooth and equal to pressure along the pipeline's entire perimeter, and a fitting should be appropriately pressed.
Step 8: Conduct a Test on the System
After all the fittings are pressed and fastened, a leakage check of the refrigeration system has to be done. Loosen all the connection points and check for any sign of leakage. A leak detection solution allows for identifying problem areas that may need attention.
Tips for Successful Pressing
- Follow Manufacturer Instructions: Other factors should be followed in the letter provided by the fitting and tool manufacturers.
- Regular Tool Maintenance: This is a timely reminder that you should never press with an improperly equipped pressing tool, and your press should always be adequately serviced and set to the proper pressure.
- Use Compatible Materials: Ensure that each pipe and fitting chosen can be used with the refrigerant used in your system and the working conditions.
- Practice Safety: Wear proper PPE and these measures to avoid an accident.
Read more: iCrimp Copper Pipe Press Tool Review
Bottom line
Refrigeration fitting installation through compression proves to be the most efficient process as it facilitates the installation process and simultaneously enhances the reliability of the system in question. For professional service or more information on tools and fittings that must be used for pressing refrigeration fittings, iCrimp has got you covered. Thus, our pressing and crimping tools are less costly, more efficient, and leaking and brazing-free to help achieve good results in your HVAC and refrigeration projects.
References
