Yvwa chiller startup checklist and request for authorized startup technician 201. York chiller compressor overhauling manual pdf manuals library. We own york chiller compressor overhauling manual epub, djvu, txt, pdf, doc formats. Designed for great versatility and for a maximum efficiency where 99% of the cooling season is spent at offdesign conditions. Smaller chiller footprint saves valuable space tempo is the lowest weight chiller available, lighter than our previous generation chiller by 0 5% hydronic pump kit option can save both space and cost by integrating the chilled water pumps as a factory mounted chiller option standard low sound and affordable sound attenuation op. The york yvfa freecooling vsd screw chiller the york legacy of innovation continues with york yvfa freecooling chillers, delivering the lowest possible yearly energy consumption and lifecycle costs with payback in less than two years by combining superior engineering and technology in a packaged design thats simple to own and operate. Refrigeration loop overcharged consult a qualified refrigeration technician inadequate air flow requirement is cfmton. Aircooled screw chiller model ags 120csh to ags 210csh installation and maintenance manual march 2008 aircooled screw chiller model ags 230b to 475b catalog aircooled scroll chiller model agz 010as through agz bsbh product catalog october 2006. Ylcs watercooled or remote aircooled screw compressor chiller.
Model yciv style a aircooled screw liquid chillers with. Chillers include zeroozonedepletion refrigerant r410a, hermetic scroll compressors, a liquid evaporator, aircooled condenser, and a weather resistant microprocessor control center, all mounted on a formed steel base. If the chiller is disabled, the unit status display will reflect this and also show why it. York aircooled chillers have earned the trusted ahri certified mark, an assurance of the products. Unit model lsblgcw380c lsblgcw500c lsblgw600c lsblgw720c cooling capacity kw 376 496 594 720 power supply 380v3p50hz rated power consumption kw 124 159 187 234 compressor type semi hermetic, twin screw compressor. In addition, the chiller will be disabled if all circuits are disabled, or if there is a unit alarm. Model yvaa air cooled screw compressor liquid chillers with. About this manual operation and maintenance information for models cvgf are covered in this manual. Specifications are subject to change due to continuos product development. No constantspeed chiller, not even a high efficiency model, can match the performance of a york vsd under realworld operating conditions. Higher efficiency heat exchangers coupled with variable speed operation and smart controls elevate the system efficiency to a whole new level.
York ycrs indoor screw chiller models provide chilled water for all air conditioning applications that use central station air handling or terminal units. Model ylaa aircooled scroll chillers style a 57 142 ton 200 500 kw 50 hz r410a form 150. A client asked if he could use a york packaged chiller it is the one with the frick screw mounted, upside down above the chiller i think it is a tdsh 163 short 200 hp, was used for ac water chilling but now he wants to chill a salt brine solution to 40 degress f. Smart purge is included to eliminate the need for time consuming manual purging of the chiller system. The inspections will be conducted at agreed upon intervals and trane service first will submit a written report to the customer after each inspection. Pedce 1111 model yvaa air cooled screw compressor liquid chillers with variable speed drive style a 525 1225 kw 2 compressor. Iceman aircooled and watercooled chiller systems for more information, refer to complete. Ys chillers can easily adapt for industrial applications. Jun 01, 2000 with screw chillers, the schedule should be based on actual requirements such as chiller load, run hours, and water quality. Technical data aquaforce 30xwp 30xwhp watercooled screw chiller. Compressors run continuously and need sufficient horsepower to maintain overall process chiller performance.
This unit is shipped as a single factory assembled, piped, wired and nitrogen or refrigerant charged package form 1 shipment. Startup, operation and maintenance instructions carrier. The switch must be placed in the on position for the chiller to operate. P process water chillers flamingo chillers mfg chiller. Catyork air cooled screw chillers are selfcontained. Model yr twinscrew compressor liquid chillers design level c. Chillerswater and aircooled chiller systems by york. The chiller may be disabled via the unit switch, the remote switch, the keypad enable setting, or the bas network.
Blue star has volunteered to get the entire screw chiller range tested and certified by ahri for both full and part load operations. York water cooled chiller model yk style e installation instructions home literature library york water cooled chiller model yk style e installation instructions please wait some files take minutes to load. The chiller is completely selfcontained and is designed for outdoor installation. Any time the switch is in the off position, a status message indication will be displayed. Internationally, ahricertified test facilities for water cooled screw chillers are in the range above 200tr. With screw chillers, the schedule should be based on actual requirements such as chiller load, run hours, and water quality. Model ys rotary screw liquid chillers design level e. Water treatment this service provides all of the necessary chemicals. This manual is intended for experienced service personnel familiar with the proper use. This switch allows the operator to turn the entire chiller off, if desired. York yvaa air cooled vsd chiller presentation part 2 free download as powerpoint presentation. York ycal aircooled scroll chillers provide chilled water for all air conditioning applications using central station air handling or terminal units.
The 1200kw air cooled testing lab was certified by ahri. Model yvwa variablespeed, watercooled screw compressor chillers. Yvwa style a watercooled screw compressor liquid chiller with. Chillers are a key component of air conditioning systems for large buildings. Oil is vital in screw compressors for lubrication, rotor sealing and cooling. A more efficient chiller is a major step along the path to reduce energy consumption and the buildings carbon footprint. Yvaa style a aircooled screw liquid chillers with variable speed. Installation, operation, maintenance supersedes 150. Screw chiller working principle pdf these principles are increasingly applied. They are completely selfcontained and are designed for outdoor installation. They are completely selfcontained and are designed for indoor new or retrofit installation.
Ys style e millennium rortary screw liquid chillers. If the chiller is disabled, the unit status display will reflect this and also show why it is disabled. I have an interesting problem that perhaps someone can give an answer to. Aircooled screw chillers mcquay aws operatihg manual.
Highefficiency oil separator maxe yr screw chillers utilize highefficiency oil separation, limiting oil carryover to less than 500 ppm. York yvaa air cooled vsd chiller presentation part 2. They are completely selfcontained and are designed for outdoor roof or ground level installation. York offers the largest selection of absorption, air and watercooled chillers and condensing units in the industry. Model yr twinscrew compressor liquid chillers design. To remotely start and stop the chiller, dry contacts can be wired in series with the flow switch and ctb1. Operation maintenance manual geardriven centrifugal water. Flamingo kuhler series aircooled screw chillers with hanbell semi hermetic screw compressors rating conditions. The verasys plugandplay controls system integrates heating, ventilation, air conditioning and refrigeration hvacr equipment and controls without any. User manuals, york chiller operating guides and service manuals. Check and ensure all parameters given in logbook are with in limits. Aircooled screw liquid chillers with variable speed drive. Eco2 ycas0515eb, eco2 ycas0555eb, eco2 ycas0605eb, eco2 ycas0575eb, eco2 ycas0475eb. The computeraided design cad files and all associated content posted to this website are created.
In addition, the plan should include one or more of the following preventive maintenance services. Remote emergency cutoff immediate shutdown of the chiller can be accomplished by opening a field. Water treatment this service provides all of the necessary chemicals to properly treat each water system for the period designated. Pharma editor november 21, 2016 engineering, sop comments off on maintenance of screw chiller make. Check and ensure flow of oil in oil separator through view class. Ductless and vrf systems a modular design and large variety of system options help make york ductless minisplit and variablerefrigerant flow vrf systems the best choice for challenging installations. Check and ensure loading and unloading of chiller w.
Screw liquid chillers are designed to provide safe and reliable service when. Scribd is the worlds largest social reading and publishing site. York water cooled chiller model yk style e installation. However, ahri has recently announced a voluntary certification program for the sub 200tr range. Witness testing service is optional for all the clients to ensure the product performance. Air cooled screw chiller technical service manual lsblgwc. Yvaa aircooled variable speed screw chillers provide superior performance. Model yvaa air cooled screw compressor liquid chillers. The following discussion is a users guide in the applica tion and installation of. Aircooled screw chiller installation, operation and maintenance manual 3 1. In order to be able to make full use of the manual, you must first determine your unit model number from the unit name plate. This manual is prepared to provide all the necessary information of installation, operation and maintenance of the latest generation of dunhambush aircooled chillers with scroll compressors. Aircooled screw chiller technical manual plc series mcacctsm201 8 5.