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General| Brand | Johnson Controls |
|---|---|
| Model | York YD |
| Category | Chiller |
| Language | English |
Explains the meaning of danger, warning, and caution symbols used in the document.
Details the policy for document updates and product improvement.
Lists related manuals and documentation for further reference.
Describes a service plan that uses real-time data for chiller maintenance.
Provides a high-level overview of the chiller's overall operation and components.
Details the sequence and features involved in starting the compressors.
Explains conditions for lag compressor start, including high head scenarios.
Describes how to lock out compressors and various shutdown procedures.
Introduces the microprocessor-based control system and its features.
Details the graphical display, keypad navigation, and user access levels.
Explains how to program setpoints, use manual controls, and manage login.
Lists the valid display ranges for analog input values.
Provides a table of slot numbers and their corresponding descriptions.
Explains various status, run, and start inhibit messages displayed by the system.
Lists and describes warning messages related to chiller operation.
Details routine, cycling, and other shutdown messages and their causes.
Describes how to connect a laptop to capture chiller reports and data.
Provides instructions for downloading system histories to a laptop via serial connection.
Presents example printouts for status, setpoints, schedule, and history.
Provides factors for converting English units to SI metric units.
Explains how to convert Fahrenheit temperatures and ranges to Celsius.
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