{"product_id":"r422d-mo29-16-oz-refrigerant-professional-check-charge-it-kit","title":"R422D, (MO29), 16 oz. Refrigerant Professional Check \u0026 Charge-It Kit","description":"\u003cp\u003e\u003cstrong\u003eR422D, (MO29), 16 oz. Refrigerant Professional Check \u0026amp; Charge-It Kit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cem\u003ePlease use the R22 scale for R422d (MO29) as the pressure\/temperature relationship is similar!\u003c\/em\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e(1) R422D, 16 oz., Refrigerant\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eR442d is a replacement for R22, R407C \u0026amp; R417A\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIn Stock\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFast Same Day Shipping if ordered before Noon Central Standard Time.\u003c\/strong\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cdiv id=\"element_587\" data-element-type=\"editor.elements.TitleElement\" data-exclude-css-removal=\"true\" data-cl-template-tag=\"description\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv data-exclude-css-removal=\"true\" data-cl-template-tag=\"description\"\u003e\n\u003cdiv\u003e\n\u003col\u003e\n\u003cli\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eThis cylinder does not require any special can taper.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eThe top hose connection is called 1\/4\" male flare with an internal valve core.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong style=\"font-size: 0.875rem;\"\u003eSame day shipping is for orders received by noon, Central Standard Time.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003e(R22 R-22 R-407C R-417A Substitute)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eR-22 RETROFIT SOLUTION, R422D\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\u003cstrong\u003eRetrofit Your R-22 A\/C or Refrigeration System Today with this \"drop-in\" replacement, R422D.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eRefrigerant R422D offers a non-ozone-depleting HFC alternative to R-22. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eR-422D refrigerant is specifically designed to retrofit any refrigeration or A\/C system using R22..\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eNo oil change* or TXV** change in most installations\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSatisfies customers looking for a “drop-in” option for R-22.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSlightly less capacity and efficiency but lower discharge temperatures then R-22.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCan be used with AB, MO, POE lubricants.\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e*System designs vary and the addition of POE may be required to assure proper oil return.\u003cbr\u003e**The mass flow of 422D is higher than that of R-22. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAn evaluation of the expansion device is recommended.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003cbr\u003e\u003cbr\u003eASHRAE # R-422D\u003cbr\u003eClass HFC\u003cbr\u003eRefrigerant Type Blend\u003cbr\u003eTypical Lubricant Mineral Oil\u003cbr\u003eSubstitutes HCFC-22\u003cbr\u003eContains HFC-125 (65.1%), HFC-134a (31.5%), HC-600a (3.4%)\u003cbr\u003eGlide Moderate\u003cbr\u003e\u003cbr\u003eCan replace HCFC-22 in many cases without having to change compressor lubricant. May be used with alkylbenzene, mineral oil and POE lubricants. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIf inadequate oil return is observed for AB addition of POE may be needed. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eR422D can, in most cases, be used with existing HCFC-22 thermostatic expansion valves.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLarger valves may be needed in cases where the R-22 valve is near its maximum capacity.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLower discharge temperature than HCFC-22, which may extend compressor longevity.\u003cbr\u003e\u003cbr\u003eRetrofit Procedures\u003cbr\u003e\u003cbr\u003eIn retrofitting an existing air conditioning system, material compatibility and the condition of the existing seals and gaskets must be taken into account.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIt is recommended to change any O-rings, seals and other elastomers used in the system, (as expected in any retrofit to HFC). \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIn most air conditioning and heat pump systems this only applies to the Schrader valve seal and cap seal material.\u003cbr\u003e\u003cbr\u003e1. Record Baseline Data\u003cbr\u003eBefore making any hardware changes, compare current system operating data with normal operating data. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCorrect any deficiencies and record final data as a performance baseline. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eData should include temperature and pressure measurements throughout the system including the evaporator, compressor suction and\u003cbr\u003edischarge, condenser and expansion device. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThese measurements will be useful when adjusting the system with an alternative refrigerant.\u003cbr\u003e\u003cbr\u003e2. Isolate R-22 Refrigerant Charge\u003cbr\u003eThe HCFC refrigerant charge should be removed from the system using an approved recovery machine capable of meeting or exceeding the required levels of evacuation.\u003cbr\u003eThe charge must be collected in a recovery cylinder.\u003cbr\u003e\u003cbr\u003eDO NOT VENT THE REFRIGERANT\u003cbr\u003eKnowing the recommended R-22 refrigerant charge size for the system is helpful. If it is not known, weigh the entire amount of refrigerant removed. This amount can\u003cbr\u003ebe used as a guide for the initial quantity of alternative Refrigerant to be charged to the system.\u003cbr\u003e\u003cbr\u003e3. Choose Compressor Lubricant\u003cbr\u003eIn most instances, the lubricant in use with R-22 is a mineral oil or alkyl benzene. R422D retrofit of a system with short connecting lines typically will not require an oil change or modification.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIt is recommended that using a miscible lubricant approved by the compressor manufacturer. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIn this case, POE oil is recommended for R-422D. Differences among lubricants make it difficult to assume that they are interchangeable.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCheck with the compressor manufacturer for the correct viscosity grade and brand for the compressor in the system being retrofitted.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIf the lubricant is contaminated or an acid test indicates high levels of acidity, then a lubricant change is warranted. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eField trials have indicated that adequate oil return can occur in HFC retrofit systems when 15% -20% of the lubricant operating charge is synthetic oil. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSystems with receivers or low-side accumulators (heat pumps) will require a higher ratio of POE to mineral oil.\u003cbr\u003e\u003cbr\u003e4. Evaluate the Expansion Device\u003cbr\u003eWe recommend consulting with the equipment manufacturer before retrofitting.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e Most HCFC-22 A\/C systems with either expansion valves or capillary tubes\u003cbr\u003ewill operate satisfactorily with 422D.\u003cbr\u003e\u003cbr\u003e5. Replace the Filter Drier\u003cbr\u003eFollowing system maintenance, a recommended service practice is to replace the filter drier. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThere are two types of filter driers commonly used in refrigeration equipment: loose-fill and solid-core. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCheck with your wholesaler to make sure the replacement filter drier is compatible with the refrigerant being used. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen changing to an HFC-miscible lubricant, particularly to a more polar lubricant such as polyol ester, it may be beneficial to add a suction line filter\u003cbr\u003e\u003cbr\u003e6. Reconnect the System and Evacuate\u003cbr\u003eUse normal service practices to reconnect and evacuate the system. \\\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTo remove air and other non-condensables, we recommend evacuating the system to a full vacuum of 1,000 microns or less from both sides of the system. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHowever, attempting to evacuate a system with the pump connected only to the low-side of the system will not adequately remove moisture and non-condensables such as air. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUse a good electronic gauge to measure the vacuum. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAn accurate reading cannot be made with a refrigeration gauge.\u003cbr\u003e\u003cbr\u003e7. Check the System for Leaks\u003cbr\u003eCheck the system for leaks using normal service practices\u003cbr\u003e\u003cbr\u003e8. Charge System with R422d Refrigerant\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003eWhen replacing HCFC-22 with R422D, use the same charging procedures that you would use or the refrigerant being replaced. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhen working with R422D it is important to remember that these are blend refrigerants. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIt is essential that blend refrigerants be charged by removing only liquid from the cylinder.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA throttling valve should be used to control the flow of refrigerant to the suction side to ensure that the liquid is converted to vapor prior to entering the system.\u003cbr\u003e\u003cbr\u003eNOTE: To prevent compressor damage, do not charge liquid into the suction line of the unit. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNever vapor charge the system with vapor from a 400-series refrigerant cylinder. Vapor-charging may result in the wrong refrigerant composition and could damage the system. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSystems being charged with R422D require a slightly smaller charge size than HCFC-22. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFor expansion valves or optimized capillary tube systems, the typical charge size relative to the HCFC-22 being replaced appears below. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAs part of general procedure, we recommend initially charging the system with 85 percent by weight of the original system charge and then adding refrigerant as necessary in 5% increments to obtain equal baseline performance.\u003cbr\u003e\u003cbr\u003e9. Check System Operation\u003cbr\u003eStart the system and allow conditions to stabilize.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIf the system is undercharged, add refrigerant in increments of 5 percent by weight of the original charge. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContinue until desired operating conditions are achieved. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIt may be necessary to reset the pressure cutouts to compensate for the different pressures of the replacement refrigerant. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis procedure should be done carefully to avoid exceeding the recommended operating limits of the compressor and other system components. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe use of an unoptimized capillary tube will make the system more sensitive to charge and\/or operating conditions. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAs a result, system performance will change more quickly if the system is overcharged (or undercharged). \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTo avoid overcharging, it is best to charge the system by first measuring the operating conditions (including discharge and suction pressures, suction line temperature, compressor amps, superheat) instead of using the liquid line sight glass as a guide.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cbr\u003eRelative Charge Size Refrigerant HCFC-22 100% \/ 422D 4% - 5% less for blend refrigerants, pressure-temperature data will include bubble pressure and dew pressure data. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTo determine superheat, use the dew pressure column. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTo determine subcooling, use the bubble pressure column. \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTo find average evaporating or condensing temperature, find the measured pressure in both the bubble and dew columns and take the average of the two corresponding temperatures.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Frosty Freeze A\/C Products Company","offers":[{"title":"Default Title","offer_id":42281620275282,"sku":"847722050360_E06B_dbKp60jd_2B24","price":178.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0005\/5643\/3461\/files\/Untitled-1_4d6772b0-ca9a-4bf2-826d-ac7413f3996a.jpg?v=1770559497","url":"https:\/\/frosty-freezeacproducts.com\/products\/r422d-mo29-16-oz-refrigerant-professional-check-charge-it-kit","provider":"Frosty Freeze A\/C Products Company","version":"1.0","type":"link"}