To Next PageTo Next PageWhat happens if soft start, refrigerant type, and expansion valve type are not programmed correctly in my York Chiller?
Failure to properly program the soft start, refrigerant type, and expansion valve type on your York Chiller may result in damage to the compressors and other system components.
Explains the meaning of safety symbols used in the document.
Provides an overview of YORK chillers and their intended use.
Outlines the terms and conditions of the product warranty.
Lists applicable safety codes and standards the chillers comply with.
Defines the safety obligations of personnel working with the equipment.
Explains the use of safety symbols and terms.
Covers hazards related to incorrect application and operational parameters.
Describes the YORK Millennium Air-Cooled Scroll Chillers.
Overview of the chiller's main components and design.
Details the control center's display and keypad functions.
Describes the display and print capabilities of the control center.
Explains how to update setpoints and system values.
Lists available power and control options for the unit.
Details various power connection options for the unit.
Lists available control options and their features.
Describes protective coatings and enclosure panels for the unit.
Details options for reducing operational noise levels.
Information on mounting isolators for vibration dampening.
Identifies the location and type of compressors in the unit.
Identifies the location of the heat exchanger component.
Indicates the location of the main control and power panel.
Explains the coding system for the unit's model number.
Precautions for unit storage before installation.
Procedure for inspecting the unit upon delivery for damage.
Guidance on safe unit lifting and movement procedures.
Specific instructions for rigging the chiller safely.
Essential items to check before operating the unit.
Precautions for handling the completely assembled unit.
Procedure for checking unit condition after transit.
Requirements for unit placement and surrounding space.
Guidelines for creating a suitable mounting foundation.
Information on installing vibration isolation.
Recommendations for connecting the chilled water system.
Guidelines for connecting ductwork to the fan outlet.
General information on unit wiring connections.
Initial checks to be made with the customer power to the unit switched OFF.
Steps to follow after applying power to the chiller.
A comprehensive checklist for unit startup procedures.
Procedures for verifying refrigerant charge and system performance.
Description of the unit's operational steps during startup.
Defines operating limits in English units for voltage and temperature.
Defines operating limits in SI units for voltage and temperature.
Provides physical dimensions and weights in English units.
Lists sound level data in English units for various fan configurations.
Details electrical specifications in English units.
Explains electrical symbols and important notes.
Specifies required installation clearances around the unit.
Information on weight distribution and isolator mounting positions.
Details on spring isolator selection based on load.
Step-by-step guide for installing 1" deflection mounts.
Details on neoprene isolator selection based on load.
Details on seismic spring isolator selection.
Guide for installing and adjusting seismic isolators.
Overview of the chiller's microprocessor-based control center.
Description of the controller's function and inputs.
Explanation of the unit's ON/OFF switch functionality.
Details of the character display and its functions.
Description of the keypad's capabilities for parameter access.
How to view the current operating status of the chiller.
Explains how to interpret chiller operating status messages.
Lists and explains general status messages displayed by the unit.
Functionality of keys for viewing and printing data.
Accesses unit and system operating parameters.
Explanation of keys used for navigating and programming.
Keys used for scrolling through data screens.
Key used to enter changes and advance to the next parameter.
How to access and program setpoints for unit control.
How to program the cooling setpoint and range.
How to set the leaving chilled liquid temperature control.
Details on programming various operational setpoints.
Programmable setpoint for system shutdown based on discharge pressure.
Programmable setpoint to prevent evaporator freeze-up.
Overview of programmable options accessible via the UNIT keys.
Guide to accessing and modifying unit options.
Allows programming the display language (English, Spanish, etc.).
Controls system operation for dual-system units.
Sets whether the chilled liquid is water or glycol.
How the chiller manages cooling output based on demand.
Controls to prevent the unit from reaching low-pressure cutouts.
Controls to prevent high-pressure shutdowns.
How the unit maintains leaving chilled liquid temperature.
How the unit controls based on return chilled liquid temperature.
Operation of the evaporator heater.
System pump-down sequence upon shutdown.
How condenser fans are controlled based on pressure or ambient temp.
Fan control based on ambient and discharge pressure.
Use of VFDs for fan speed control in low ambient conditions.
Schematic and connection details for VFD wiring.
How to program condenser fan control and other settings.
Feature to prevent unit loading beyond desired values.
How to use PWM input for temperature setpoint reset.
Details on using BAS/EMS for temperature reset inputs.
Procedure for resetting historical data.
How to enter and navigate Service Mode.
Viewing and modifying digital outputs in Service Mode.
Configuring chiller parameters in Service Mode.
Viewing analog and digital inputs in Service Mode.
Procedures for verifying inputs and outputs.
Explanation of digital input connections and signals.
Details on temperature input connections and readings.
Details on pressure input connections and readings.
Explanation of digital output connections and signals.
Guide for installing a printer for service and data logging.
Disclaimer regarding warranty and maintenance responsibility.
Maintenance procedures for compressors, including oil checks.
Maintenance requirements for condenser fan motors.
Cleaning and maintenance of condenser coils.
Importance of regular checks on operational parameters.
Periodic overall inspections for proper equipment operation.
Information on serial communication protocols.
Notes regarding BACnet and Modbus data mapping.
Details on YorkTalk 2 communication protocol and data.
General| Condenser | Air-cooled |
|---|---|
| Energy Efficiency | High |
| Control Interface | Microprocessor Control |
| Sound Performance | Low sound levels due to optimized fan design and compressor enclosure options |
| Dimensions | Varies by model |
| Weight | Varies by model |
| Voltage | 208-230/460V |
| Voltage Options | 208-230/460V, 3-phase |
