Mcquay modular air cooled chillers are equipped with highly efficient, reliable and silent compressors with internal overload protection. Each end of the unit must be accessible after installation for. The dometic varc variable chiller controls is a microcontrollerbased unit designed to control multiple chillers. Aircooled single circuit screw chiller installation, operation. C18ajynn, ewap850c18ajynna aircooled chillers equipped with screw compressor. New generation screw compressor with high operation efficiency. Installation, operation and maintenance manual installation, operation and maintenance manual frictionless centrifugal chiller ewwd320. For more details on the basic operation and components of a chilledwater system, consult another trane. Air and watercooled chillers chillers daikin applied. Installation, operation, and maintenance instruction for. Literature product brochures case studies bulletins. Pdf mcquay screw compressor ags service manual read.
C10fzxs cooling capacity from 114 to 1048 kw refrigerant. In addition, mcquay provides accessory hydraulic kit with water storage tank, auto water fill valve, auto air vent valve, auto pressure relief valve and strainer integrated in, aiming at. Installation and maintenance manual imm wmc2 group. User manuals, guides and specifications for your mcquay wdc chiller, controller. Centrifugal chiller fundamentals the heat is used to boil the refrigerant changing it from a liquid to a gas. This manual discusses the chiller s evaporator and condenser and their relationship to the chilledwater system. Chiller operating characteristics and menu selections may vary with other versions of.
User manuals, guides and specifications for your mcquay wsc chiller, controller. Unfortunately, the vacuum prevention system only works when the chiller is off, and cannot prevent vacuum related problems when the chiller is operating. They are available with watercooled condensers model dw, or arranged for use with remote aircooled or evaporative condensers model da. Air cooled chillers provide highly efficient comfort solutions for all kinds of applications from small retail projects to large commercial and district cooling schemes. Danger dangers indicate a hazardous situation which will re sult in death or serious injury if not avoided. Aircooled rotary screw chiller models als 070a through 425a instalation, operation and maintenance manual june 1999 aircooled rotary screw chiller models als 070a through 425a operation manual march 2000 aircooled rotary screw chiller models als 125b through als 425b october 1999. The procedures presented in this manual apply to the standard wscwdcwcc family of chillers and hsc heat recovery chillers.
R410a, used with the current d vintage of the wgz chiller. Before carrying out any operation on the machine, please read this instruction and operating manual carefully. Mcquay wdc manuals and user guides, chiller, controller. Controls, startup, operation, service and troubleshooting. These units are provided for indoor installation and used for cooling andor heating applications. Operation maintenance manual geardriven centrifugal water. This manual provides setup, operating, troubleshooting and maintenance information for the daikin air cooled chillers with 1, 2 and 3 circuits using microtech iii.
Chiller full load efficiency ratings are usually given in the form of kwton, cop coefficient of. This operation manual concerns packaged watercooled water chillers of the daikin ewwdmbynn series. This design allows the user flexibility in the application and improved controls and protection. Refer to the operating manual, om centrifmicroii latest version available on. This manual provides setup, operating, troubleshooting and maintenance information for the daikin air cooled chillers with 1, 2 and 3 circuits using microtech iii controller. Cvgf centrifugal chillers equipped with the tracer ch530 chiller controller system. Parameters must be adjusted to accommodate your particular network.
Mcquay wme magnitude magnetic bearing centrifugal chiller. Home literature library mcquay water cooled chillers model peh, pfh operating manual apr 1999. They can also be used for supplying water for process cooling. Chiller operating characteristics and menu selections may differ from those of other versions of the control software. These units are provided for indoor installation and used for. Ewt air cooled chiller, cooling only with heat recovery. All mcquay centrifugal chillers are factorytested prior to shipment and must be commissioned by a factory. Centrifugal compressors chillers hvac in this video we take a detailed look at how the centrifugal. Mcquay application manual, am alswhs, contains more detail on this subject. Want to know about mcquay chiller, this is first time working on this chiller, so can any one guide me, operation manual, you people know engineers have operation manual, but they wont help us, is there any one who can help me out pls.
Necessary equipment protection and operating controls are included. Database contains 2 mcquay wdc manuals available for free online viewing or downloading in pdf. Aircooled screw chillers mcquay aws operatihg manual. Controls, startup, operation, service and troubleshooting contents. This operation manual concerns packaged watercooled water chillers of the daikin ewwpkb series. The book mcquay centrifugal chiller wdc operation manuals is free to download and read online at online ebook library. Control panel operating manual daikin applied europe. Mcquay international delivers engineered, flexible solutions for commercial, industrial and institutional heating, ventilation, and air conditioning hvac requirements with reliable products, knowledgeable applications expertise and responsive support. Aircooled screw compressor chiller ags 120csh ags 210csh, packaged ags 120cmb ahs 210cmb, remote evaporator. The agz units further enhance mcquays reputation for low operating sound levels to.
Get mcquay centrifugal chiller wdc operation manuals pdf file for free from our online library created date. Mcquay airconditioning limited aircooled screw chiller. The chillers use refrigerant r4a that operates at a positive pressure over the entire operation range, so no purge system is required. The varc chiller uses a pid loop control to manage the capacity of the chiller. This manual provides setup, operating, and troubleshooting information for mcquay wmc centrifugal chillers with the microtech controller. Turbo can provide assistance in locating qualified companies familiar with the. Therefore, vapor compression refrigeration cycle includes the four necessary processes of compression, condensation, reducing expenditure and evaporation. The purpose of this manual is to allow the installer and the qualified operator to carry out required operations in order to ensure proper installation and maintenance of the machine, without any risk to people, animals andor objects. Quiet operation neighborhood friendly installation flexibility. Largest capacity aircooled screw chiller, mcquay airconditioning ltd. Installation, operation, and maintenance instruction for water cooled chiller water cooled chiller manual page 8 carrier so that artificial refrigeration is realized. Refer to the operating manual, om centrifmicro ii latest version available on. Cooling towers used with mcquay centrifugal chillers are normally. Mcquay water cooled chillers model peh, pfh operating manual apr 1999.
All operational descriptions contained in this manual refer to control software ver. It has been tested and found to comply with the limits for a class a computing device pursuant to inter. About this manual operation and maintenance information for models cvgf are covered in this manual. The mcquay ags chillers have several features that can mitigate the problems attributable. During all servicing operations, all instructions and recommendations, which appear in the installation and service instructions for the product, as well as on tags. Many kinds of energy intensive, specialist industrial operations depend on air cooled chillers for precise control of process cooling and climate management. Microtech control panel for mcquay centrifugal chillers. Building on the outstanding success of magnitude model wmc, the newest magnetic bearing centrifugal chiller capitalizes on our 50 years of experience designing and manufacturing centrifugal compressor chillers. Mcquay water cooled screw chiller service manual mcquay magnitude water cooled chiller qa graphics developed an animated hvac video for mcquay international, showcasing the magnitude. Modular air cooled chiller model 60hz mac160a mac210a mac160a mac210a. Chillers are often the single largest electricity users in a building. This manual provides setup, operating, troubleshooting and maintenance information for the mcquay aws chillers.
The newest member of the daikin mcquay magnitude chiller family model wme takes magnetic bearing centrifugal chillers to a new level. Watercooled centrifugal chiller with oilfree magnetic. Improving the chiller performance has immediate benefit to the building operating cost. Mcquay agzb series chillers have a reputation for a compact design and small footprint. User manuals, mcquay chiller operating guides and service manuals. The electrical control center includes all equipment protection and operating controls necessary for dependable automatic operation. Hazard identification information danger dangers indicate a hazardous situation which will result in death or serious injury if. Compressors, filterdriers, and manual liquid line shutoff valves are accessible on each side of the unit adjacent to the control box. Mcquay international mcquay airconditioning limited. Mcquay has drawn up this manual to the best of its knowledge.
This manual contains information on the chiller unit control software operating with various refrigerants as follows. Ewc aircooled chiller, cooling only with centrifugal fan. These units are provided for indoor installation and used for cooling applications. Compressor circuit breakers, a manually reset circuit breaker for each. Choose from the categories below to find the best chiller solution for your needs. Sustainable performance because of their positive pressure design, mcquay centrifugal chillers offer greater sustainable performance over. Als205a thru 280a als300a thru 380a pfs150a thru 200a. Mcquay centrifugal chiller wdc operation manuals mccwom243 keywords. The microtech iii chiller unit controller and the modbus communication module are shipped with default parameter values. Service access each end of the unit must be accessible after installation for periodic service work. Default values may be changed with the unit keypad. Mcquay water cooled chillers model peh, pfh operating. A small footprint can save installation costs by minimizing the size of the concrete mounting pad or reduces the amount of structural steel if the unit is mounted on the roof. Mcquay product manual pm als for more detailed information on the subject of air recirculation.
For proper chiller operation, each microtech controller must have a unique network address. Mcquay water cooled chiller, model peh pfh operating manual. Information on the operation of the unit microtech ii controller is in the om ags manual. Database contains 2 mcquay wsc manuals available for free online viewing or downloading in pdf. Most efficient full load and part load operation, up to cop 3. Ewc air cooled chiller, cooling only with centrifugal fan. See the appropriate operation manual for default values and keypad operating instructions. Ewt aircooled chiller, cooling only with heat recovery. Most necessary equipment protection and operating controls are factory installed in the control panel. When combined with fan coil units for indoor heating and cooling. The ewwd units can be combined with daikin fan coil units or air handling units for air conditioning purposes.
Step by step operation of chiller plant engineers center. This manual is a technical aid and does not represent a binding offer for mcquay. Compressors, filterdriers, and manual liquid line shutoff valves are accessible on. Mcquay wsc manuals and user guides, chiller, controller.
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