Transcription of TEMPERATURE PRESSURE CHART - TECUMSEH
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TEMPERATURE PRESSURE CHART - TECUMSEH
TEMPERATURE TECUMSEH Model Number - Refrigerant Code F CR22 (E)R134a (Y)R290 (U)R404A (Z)R407C (C)R407FR410A (B)R414B/ Hot ShotR438A/ MO99R507 (Z)R1234yf(H) PRESSURE CHARTAt Sea LevelPressure, psig To determine subcooling for R404A, R407A, R407C, R407F, R414B, & R438A, use BUBBLE POINT values (temps. above 50 F blue background)To determine superheat for R404A, R407A, R407C, R407F, R414B, & R438A, use DEW POINT values (temps. 50 F & below) Vacuum, in. of mercury Blue Bold Italic FiguresApplicationTemp RangeEvap TD R22R134aR404AR414BR507 OutInOutInOutInOutInOutInBeverage Cooler 35 F to 38 F( C to C)15 F( C)41661733538215295686 Floral CoolerProduce CoolerSmoked Meat Cooler32 to 35(0 C to C)15 F ( C)38621530497713275281 Meat Reach ThruService DeliSeafoodMulti-Deck Fresh Meat 26 to 29 ( C to C)15 F( C)3254112542689224471 Frozen Glass Door-10 to 0( C to C)10 F( C)924 1533 1635 Frozen Walk-InFrozen Ice Cream -30 to -20( C to C)10 F( C)010 316 418 Frozen Food - Open TypePressure control settings assume a suction line PRESSURE loss equivalent to 2 PRESSURE CONTROL SETTINGSP ressure Pounds Per Square Inch GaugeHOW TO CHECK SUPERHEATE xample: Refrigerant 134aSuction TEMPERATURE 38 F ( C) (6 to 12 from compressor)Evaporator TEMPERATURE 20 F ( C) (Converting PRESSURE of 18 psig)Superheat
Temperature Tecumseh Model Number - Refrigerant Code °F °C R22 (E) R134a (Y) R290 (U) R404A (Z) R407C (C) R407F R410A (B) R414B/ Hot Shot R438A/ MO99
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