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Nu 22 Charging Chart

Nu 22 Charging Chart - Exposure to combustion products may be a hazard to health. Invert the cylinder to charge as a liquid. Post conversion compressor amps were reduced by 8%. The optimum charge will vary, depending on the system design and operating conditions. Web use of the charging chart for the specific compressor is the correct way to service it. Or check subcooling on systems with txv. 05/04/2018 3 / 16 media specific hazards during fire fighting : Check superheat on systems with a cap tube or fixed orifice. Discharge temps were reduced by 6%. Use the dew point on the p/t chart.

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The Following Example Pressures Are Based On Rules Of Thumb That Get You In The Right Ballpark If No Charging Chart Is At Hand.

Always refer to the refrigerant manufactures written guidelines. Or check subcooling on systems with txv. 234 psig head / 60 psig suction. 05/04/2018 date of first issue:

Check Superheat On Systems With A Cap Tube Or Fixed Orifice.

Discharge temps were reduced by 6%. Adjust charge if necessary to optimize performance. The optimum charge will vary, depending on the system design and operating conditions. It will work with alkyl benzene and mineral lubricants so standard compressors can be used.

Of Course, He Doesn't Sound Like A Boss That Recovers Refrigerant If He's Telling You To Mix Them.

Perform any required maintenance or repair operations previously identified, including replacement of schrader cores and filter drier. If the temperature rises there is danger of the vessels bursting 05/04/2018 3 / 16 media specific hazards during fire fighting : Web 22.4 80.8 190.2 372.5 23.2 82.4 193 377.1 20.9 77.6 184.6 363.5 21.7 79.2 187.4 368 19.4 74.5 179.1 354.6 20.1 76.1 181.8 359 17.9 71.5 173.7 345.9

What Are Normal Operating Pressures For R22?

Web up to 10% lower capacity. Mixed refrigerants are subject to disposal charges. Exposure to combustion products may be a hazard to health. Compatible with mineral and alkylbenzene oil and if oil return becomes a concern, addition of polyolester lubricant in 5% increments could help resolve the issue.

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