Water Cooled Modules OPERATION & MAINTENANCE - Multistack

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Table of Contents1.0 Chiller Identification…………………………………………..……………….31.1 Water Cooled …………………………………..……………………...31.2 Serial Number………………………………………………………….32.0 Theory of Operation……………………………………………………………43.0 Daily Log Sheet……………………………………………………………...…44.0 Pressure Readings…………………………………………………………..….45.0 Water Treatment………………….………………………………………..…..56.0 Strainer Cleaning…………………………………………………………..…..57.0 Oil Level……………………………………………………………….………78.0 Refrigerant Charge / Evacuation…………………………………….…………79.0 Filter Driers………………………………………………………….…………7.10.0 Superheat / Subcooling……………………………………………..………….811.0 Pressure Relief Valve……………………………………………….….………812.0 Annual Maintenance……………………………………………………………813.0 Compressors…………………………………………………………….……...914.0 Heat Exchangers…………………………………………………….……….…915.0 Troubleshooting Water Cooled……………………………… ……..……..….1016.0 Daily Log Sheet………………………………………………………………..11
1.0 Chiller IdentificationThe module data plate which contains the model and serial number for all MS modules islocated on the “B” side electrical box door of each module.1.1 Water Cooled Model NumberMS30C5H2W-VMS 30 C 5 H 2 W -VMS = Multistack30 = tons 20,30,50,70,90 = tonsC = Trane Scroll Compressor Z = Copeland Scroll R = Copeland ScrewB = Bristol Recip. T = Turbocor Centrifugal5 = single condensers, dual evaporators 1 = single cond & evap std. efficiency2 = single cond & evap high efficiency 3 = shell & tube condensers, single evap4 = single cond, dual evap std. efficiency 6 = dual cond & evap high efficiencyH = 460V A = 208V L = 230V C = 575V V = special2 = wired as multiple module 1 = wired as single moduleW = water cooled D = condensing unit R= Heat PumpV = variation (* if noted)1.2 Serial Number IdentificationJG-06-25J = --0- (decade built) I = 1990’s J= 2000’sG = ---7 (year built) A= ’01 B= ’02 ………………………….06 = June (month built) 01 = Jan. 02 = Feb. ………………………….25 = 25 th module built 01 = 1 st 02 = 2 nd …………………………..
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Water Cooled Modules OPERATION & MAINTENANCE - Multistack

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