Johnson Controls York YKEP Series User Manual

Johnson Controls York YKEP Series

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CENTRIFUGAL LIQUID CHILLER

WITH ECONOMIZER COMPRESSOR

CONTROL CENTER OPERATION Form 160.77-02 (611) Form 160.77-02 (1111)

R-134a

Issue Date:

November 15, 2011

MODEL YKEP

2700 - 3200 TON

LD15301a

Table of Contents

Table of Contents5
Section 1 - Ykep Chiller Overview7
FIGURE 1 - YKEP System Component Identification7
FIGURE 2 - YKEP Chiller System Diagram8
FIGURE 3 - YKEP Chiller Operation Sequence Timing Diagram9
FIGURE 4 - YKEP Chiller Oil Management System11
FIGURE 5 - Capacity Control Model13
FIGURE 6 - System Anti-Surge Map15
Section 2 - Ykep Control Center Introduction17
FIGURE 7 - Logic Controller17
FIGURE 8 - Control Panel17
TABLE 1 - YKEP Control System Sensors18
FIGURE 9 - YKEP Control System Sensors19
Section 3 - Ykep Control Panel Operation21
- FIGURE 10 - Red Lion Touch-Screen Display21
- FIGURE 11 - Security Manager22
- FIGURE 12 - Username22
- FIGURE 13 - Password22
- FIGURE 14 - Setpoint Program Dialog Box23
- FIGURE 15 - Menu Screen23
- FIGURE 16 - Navigation24
- FIGURE 17 - Home Screen25
- Home Screen25
- FIGURE 18 - System Screen28
- System Screen28
- FIGURE 19 - Manual / Auto Stations Screen32
- Manual / Auto Stations Screen32
- FIGURE 20 - Subcooler Screen34
- Subcooler Screen34
- Economizer Screen36
- FIGURE 21 - Economizer Screen36
- Evaporator Screen38
- FIGURE 22 - Evaporator Screen38
- FIGURE 23 - Hot Gas Screen40
- Hot Gas Screen40
- Condenser Screen42
- FIGURE 24 - Condenser Screen42
- FIGURE 25 - Primary Compressor Screen44
- Primary Compressor Screen44
- FIGURE 26 - Primary Proximity Calibration Screen48
- Primary Proximitor Calibration Screen48
- FIGURE 27 - Prv Calibration Screen50
- PRV Calibration Screen50
- FIGURE 28 - Oil Sump Screen52
- Oil Sump Screen52
- FIGURE 29 - Primary Variable Geometry Diffuser Screen54
- Primary Variable Geometry Diffuser Screen54
- FIGURE 30 - Primary Motor Screen (EM Starter)56
- Primary Motor Screen (EM Starter)56
- FIGURE 31 - Primary Motor Screen (MV SSS)58
- Primary Motor Screen (MV SSS)58
- FIGURE 32 - Primary Motor Screen (MV VSD)60
- Primary Motor Screen (MV VSD)60
- Capacity Controls Screen with Hot Gas (Fixed Speed)62
- FIGURE 33 - Capacity Controls Screen (Fixed Speed with Hot Gas)62
- Capacity Controls Screen Without Hot Gas (Fixed Speed)64
- FIGURE 34 - Capacity Controls Screen (Fixed Speed Without Hot Gas)64
- Capacity Controls Screen (Speed Option)66
- FIGURE 35 - Capacity Controls Screen (Speed Option)66
- Capacity Controls Screen (Vane Anti-Surge)68
- FIGURE 36 - Capacity Controls Screen (Vane Anti-Surge)68
- FIGURE 37 - Primary Capacity Tuning Screen70
- Primary Capacity Tuning Screen70
- FIGURE 38 - Primary Anti-Surge Screen72
- Primary Anti-Surge Screen72
- Capacity Limits Screen74
- FIGURE 39 - Capacity Limits Screen74
- Economizer Compressor Screen76
- FIGURE 40 - Economizer Compressor Screen76
- Economizer Motor LCSSS Screen78
- FIGURE 41 - Economizer Motor LCSSS Screen78
- Economizer Capacity Screen80
- FIGURE 42 - Economizer Capacity Screen80
- FIGURE 43 - Setpoints Screen82
- Setpoints Screen82
- Factory Setup Screen84
- FIGURE 44 - Factory Setup Screen84
- Comms Screen86
- FIGURE 45 - Comms Screen86
- Alarm History Screen88
- FIGURE 46 - Alarm History Screen88
- Active Alarms Screen89
- FIGURE 47 - Active Alarms Screen89
- FIGURE 48 - Trip Status Screen90
- Trip Status Screen90
- FIGURE 49 - Trending Screen91
- Trending Screen91
- TABLE 2 - Trend Pen Assignments92
Section 4 - Modbus Rtu Slot List93
TABLE 3 - Modbus RTU Slot List93
Section 5 - Display Messages109
TABLE 4 - Status Line Messages and Colors109
FIGURE 50 - System Status / System Details109
TABLE 5 - LCSSS High Supply Line Voltage Thresholds118
TABLE 6 - LCSSS Low Supply Line Voltage Thresholds118
TABLE 7 - Over-Current Trip123

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Johnson Controls York YKEP Series Specifications

General

Brand	Johnson Controls
Model	York YKEP Series
Category	Chiller
Language	English

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