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Related Manuals for York VERSECON YSWU Series
Summary of Contents for York VERSECON YSWU Series
- Page 1 VERSECON AIR CONDITIONING UNITS Form 145.05-SU2 (1207) QUICK START-UP GUIDE New Release 035-22105-000 VERSECON ™ Indoor Upflow Self-Contained Air Conditioner YSWU 10–105 Ton Water-Cooled Indoor Downflow Self Contained Air Conditioner YSWD 10–105 Ton Water-Cooled...
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Page 2: General Safety Guidelines
All wiring must be in accordance with YORK’s published specifications and must be performed only by qualified YORK personnel. YORK will not be responsible for damages/problems resulting from improper connections to the controls or application of improper control signals. -
Page 3: Changeability Of This Document
In complying with YORK’s policy for continuous product improvement, the information contained in this document is subject to change without notice. While YORK makes no commitment to update or provide current information automatically to the manual owner, that information, if applicable, can be obtained by contacting the nearest YORK Applied Systems Service office. -
Page 4: Table Of Contents
FORM 145.05-SU2 (1207) TABLE OF CONTENTS GENERAL SAFETY GUIDELINES ........................2 SAFETY SYMBOLS .............................2 CHANGEABILITY OF THIS DOCUMENT ......................3 NOMENCLATURE ...............................3 QUICK START GUIDE – VERSECON - WATER COOLED ................5 ALL UNITS ................................6 ON / OFF – MANUAL SWITCH ........................6 ON / OFF – INTERNAL CLOCK........................6 ON / OFF –... -
Page 5: Quick Start Guide - Versecon - Water Cooled
FORM 145.05-SU2 (1207) QUICK START GUIDE – VERSECON - WATER COOLED This Quick-Start Guide indicates required field wiring This Quick-Start Guide is indexed according to unit and minimum programming to provide proper unit type and options. Units are categorized as either operation. -
Page 6: All Units
FORM 145.05-SU2 (1207) ALL UNITS ON / OFF – MANUAL SWITCH CONDENSER WATER VALVE MINIMUM POSITION To turn the unit ON turn the ON/AUTO/OFF toggle This parameter establishes the minimum position of switch, located below the User Interface, from the OFF the condenser water valve any time the unit is in the to ON position. -
Page 7: Constant Volume
FORM 145.05-SU2 (1207) CONSTANT VOLUME COOLING SUPPLY AIR TEMPERATURE CONTROL C O O L I N G S U P P LY A I R A N D R E T U R N A I R TEMPERATURE CONTROL This feature allows the unit to control the staging of This feature allows the unit to control the staging of the the compressors based on the difference between the compressor based on either the temperature difference... -
Page 8: Variable Air Volume
FORM 145.05-SU2 (1207) VARIABLE AIR VOLUME COOLING SUPPLY AIR TEMPERATURE CONTROL C O O L I N G S U P P LY A I R A N D R E T U R N A I R TEMPERATURE CONTROL This feature allows the unit to control the staging of This feature allows the unit to control the staging of the the compressors based on the difference between the... -
Page 9: Supply Fan Operation
FORM 145.05-SU2 (1207) VARIABLE AIR VOLUME (continued) SUPPLY FAN OPERATION SUPPLY FAN DUCT STATIC PRESSURE This feature tells the unit if is has a constant volume or This feature allows the setting of the duct static control variable volume supply fan. point. -
Page 10: Flexsys
FORM 145.05-SU2 (1207) FLEXSYS COOLING SUPPLY AIR TEMPERATURE CONTROL C O O L I N G S U P P LY A I R A N D R E T U R N A I R TEMPERATURE CONTROL This feature allows the unit to control the staging of This feature allows the unit to control the staging of the the compressors based on the difference between the compressor based on either the temperature difference... -
Page 11: Supply Fan Duct Static Pressure
FORM 145.05-SU2 (1207) FLEXSYS (continued) SUPPLY FAN DUCT STATIC PRESSURE SUPPLY AIR PROVING SET POINT This feature allows the setting of the duct static control The Unit Control monitors the pressure drop across point. the evaporator coil to determine if the supply fan is operating. -
Page 12: Flexsys Dew Point Temperature Control
FORM 145.05-SU2 (1207) FLEXSYS DEW POINT TEMPERATURE CONTROL • This feature enables the unit to lower the supply air “AC-S/A Dew Min” set point must be pro- temperature to prevent the supply air dew point from grammed. The default value is 48.0˚ F. This is dropping below the under floor temperature. -
Page 13: Water Side Economizer
FORM 145.05-SU2 (1207) WATER SIDE ECONOMIZER • The feature allows the unit to use a water side economizer “Econ-S/A Tmp En”- This parameter must be set instead of or in conjunction with the compressors to to ON if you want the water side economizer to maintain the conditioned space conditions. -
Page 14: Air Side Economizer
FORM 145.05-SU2 (1207) AIR SIDE ECONOMIZER • The feature allows the unit to use an air side economizer “Econ-S/A Tmp En”- This parameter must be set instead of or in conjunction with the compressors to to ON if you want the water side economizer to maintain the conditioned space conditions. -
Page 15: Heating Operation - Staged
FORM 145.05-SU2 (1207) HEATING OPERATION - STAGED HEATING SUPPLY AIR TEMPERATURE CONTROL H E AT I N G S U P P LY A I R A N D R E T U R N A I R TEMPERATURE CONTROL This feature allows the unit to control the heating This feature allows the unit to control the heating operation based on the difference between the supply air... -
Page 16: Heating Operation - Tristate Modulated
F. The default value is 72.0˚ F. This is the return air temperature the unit will try to maintain. Tele. 800-861-1001 P.O. Box 1592, York, Pennsylvania USA 17405-1592 Subject to change without notice. Printed in USA Copyright © by Johnson Controls 2006 www.york.com...