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USED, acquired from school surplus, some numbers may be difficult to read due to worn out spots on transparent plastic slider.Listing is for one (1) each refrigerant slide, Danfoss, for R12 R22 R502 R717 calculations, comes exactly as shown in the photo.
USED, acquired from school surplus.Listing is for one (1) each refrigeration/freezer controls chart, Ranco K-Series, comes exactly as shown in the photo.
OPEN BOX, OLD STOCK, acquired from school surplus, missing original packaging, may have minimal discoloration.Listing is for one (1) each pressure-temperature chart, Sporlan, designed to fold and fit wallet size, comes exactly as shown in the photo.• Temperature-Pressure Chart For 5000 Ft. Alt. 12F 22V 500D 502R 717A• Carrying Capacity of Refrigeration...
USED, acquired from school surplus, missing original packaging, may have minimal discoloration.Listing is for one (1) each pressure-temperature chart, Sporlan, for 5000 ft. altitude, designed to fold and fit wallet size, comes exactly as shown in the photo.Pressure-Temperature For Refrigerants:12 (F)22 (V)124 (Q)134a (J)401A (X)402A (L)404A (S)407A407C...
OPEN BOX, OLD STOCK, acquired from school surplus, missing original packaging, may have minimal discoloration.Listing is for one (1) each pressure-temperature chart, Sporlan, designed to fold and fit wallet size, comes exactly as shown in the photo.• Temperature-Pressure Chart For 5000 Ft. Altitude • For Refrigerants R12 R22 R502 AZ50 R134 MP39 HP62 HP80
USED, VINTAGE, acquired from school surplus, printed in USA 1973.Listing is for one (1) each dial-a-fix room air conditioner calculations, Whirlpool Corporation, comes exactly as shown in the photo.• A service tool to assist determining the load of a room air conditioner which has already been installed.
USED, acquired from school surplus.Listing is for one (1) each walk-in cooler/freezer refrigeration chart, Larkin Coils Inc, glossy pocket size, comes exactly as shown in the photo.• Walk-In Cooler/Freezer Selection (9' High)• Walk-In Coolers With Glass Doors• HCL Condensing Unit Specifications
USED, acquired from school surplus.Listing is for one (1) each superheat calculator, ALCO Controls, comes exactly as shown in the photo.• Temperature (PSIG) For Refrigerants R-12, R-22, R-500, R-502• English-Metric Conversion Factors• English Conversion Factors• Alco Thermo Expansion Valve Charge Selector R-12, R-22, R-502
USED, VINTAGE, acquired from school surplus, copyright date: 1954-1956-1959.Listing is for one (1) each parliamentary law pocket slider, Benjamin J. Griffin, comes exactly as shown in the photo.• Question & Answers• Motions• Points Of OrderNote of Interest: Parliamentary is misspelled on slider.
USED, acquired from school surplus.Listing is for one (1) each wire size calculator, Payne BDP Company, comes exactly as shown in the photo.• Allowable Voltage Drop Feet One Way• Single & Three Phase Unit Amperes• Copper & Aluminum Size A.W.G• Temperature Correction Factors• Approximate Full Load Amperage Values For Alternating Current Motors•...
USED, VINTAGE, acquired from school surplus, torn envelope flap.Listing is for one (1) each grill velocity finder scale, Bacharach M848, comes exactly as shown in the photo.• Feet Per Minute Florite Reading• Total Room B.T.U. Loss• Reg. CFM• Reg. Air Temperature• 1000 BTU Per Hour
USED, acquired from school surplus.Listing is for one (1) each savings analyzer, York Heating and Cooling, Borg Warner Y82-5109, comes exactly as shown in the photo.• Annual Heating Load• Furnace System• Cooling System• Cut-Off Setting• Heat Pump Factor• Heat Pump Operating Cost• Furnace Operating Cost• Pay Back Analyzer
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