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Johnson Controls York YCAL0014E Series User Manual

Johnson Controls York YCAL0014E Series
216 pages
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YCAL0014E_ - YCAL0124E_
R-22 & HFC-407C
STYLE C
(60 Hz)
Standard, Glycol & Metric Models, Combined
200-3-60
230-3-60
380-3-60
460-3-60
575-3-60
MODELS ONLY
INSTALLATION, OPERATION, MAINTENANCE
AIR-COOLED LIQUID CHILLERS
HERMETIC SCROLL
New Release
Form 150.62-NM6 (103)
YCAL0090 – YCAL0124 EPROM
031-02423-001
29224(R)A
YCAL0014 – YCAL0080 EPROM (031-02050-001 MICROBOARD)
031-02049-001
035-19329-000

Table of Contents

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Johnson Controls York YCAL0014E Series Specifications

General IconGeneral
BrandJohnson Controls
ModelYork YCAL0014E Series
CategoryChiller
LanguageEnglish

Summary

Product Identification Number (PIN)

Basic MODEL Number

Details the structure and components of the model number, including product type, capacity, and designator.

Examples

Provides examples illustrating the product identification numbering system.

Installation

Installation Check List

A list of items to verify before placing units in operation, covering shipping, piping, and system checks.

Location and Clearances

Requirements for unit placement, ventilation, air supply, and service access.

Foundation

Recommendations for unit mounting surfaces, including level foundations and support.

Chilled Water Piping

Guidelines for connecting chilled water piping, including layout, material, and cleanliness.

Unit Controls

YORK MILLENNIUM CONTROL CENTER

Overview of the chiller's control system interface, components, and functions.

Keypad

Details the functions of the 12-button keypad for user interaction and parameter access.

Fault Status Messages

Explains system and unit faults that cause shutdown, categorized into system and unit safeties.

"SETPOINTS" KEYS

Describes keys for programming cooling setpoints, schedule, and safeties.

CAPACITY CONTROL

Leaving Chilled Liquid Control

Manages chiller operation based on leaving chilled liquid temperature setpoints and ranges.

Return Chilled Liquid Control

Manages chiller operation based on return chilled liquid temperature, including compressor staging.

Anti-Recycle Timer

Prevents short cycling of compressors to ensure longevity and reduce motor heating.

Condenser Fan Control (YCAL0014 – YCAL0080 Chillers)

Explains condenser fan control based on ambient temperature and discharge pressure.

Service and Troubleshooting

Service Mode

Accessing special modes for unit configuration, parameter viewing, and diagnostics.

Service Mode – Chiller Configuration

Configuring chiller settings like soft start, refrigerant type, and expansion valve type.

Troubleshooting

A guide to identifying and resolving common operational problems based on symptoms and causes.

ISN OPERATIONAL AND FAULT CODES

Provides a reference for ISN operational and fault code meanings for system monitoring.

Wiring Diagrams

ELEMENTARY DIAGRAM CONTROL CIRCUIT YCAL0014E_ – YCAL0030E_

Illustrates the control circuit wiring for specific models, detailing component connections.

ELEMENTARY DIAGRAM POWER CIRCUIT YCAL0034E_

Illustrates the power circuit wiring for specific models, showing electrical supply connections.

ELEMENTARY DIAGRAM CONTROL CIRCUIT YCAL0104E_

Illustrates the control circuit wiring for specific models, detailing component connections.

ELEMENTARY DIAGRAM CONTROL CIRCUIT YCAL0114E_ – YCAL0124E_

Illustrates the control circuit wiring for specific models, detailing component connections.

Appendix 1 – Isolator Selections

1” Deflection Isolator Selection - VMC Type

Specifies isolator selections based on deflection and VMC type for aluminum fin coils.

Seismic Isolator Selection - VMC Type

Specifies seismic isolator selections based on VMC type for aluminum and copper coils.

Type CP Mounting

Installation and adjustment instructions for Type CP isolator mountings.

"AEQM" Spring-Flex Mounting Installation and Adjustment Instructions

Steps for installing and adjusting AEQM spring-flex isolator mountings.

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