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York YR
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JOHNSON CONTROLS
6
FORM 160.81-O1 (1020)
ISSUE DATE 10/05/2020
TABLE OF CONTENTS (CONT'D)
SECTION 3 - DISPLAY MESSAGES ......................................................................................................................83
Status Messages ............................................................................................................................................ 83
System Ready To Start ..........................................................................................................................83
Cycling Shutdown – Auto Restart ..........................................................................................................83
Safety Shutdown – Manual Restart .......................................................................................................83
System Run ........................................................................................................................................... 83
Start Inhibit ............................................................................................................................................83
Slide Valve Unloading Before Shutdown ...............................................................................................83
System Lockout Delay ...........................................................................................................................84
Run Messages ...............................................................................................................................................84
Leaving Chilled Liquid Control ...............................................................................................................84
Motor-Pulldown Limit ............................................................................................................................ 84
Motor - High Current Limit .....................................................................................................................84
Maximum Load - Load Limit ..................................................................................................................84
Minimum Load - Load Limit ...................................................................................................................84
Start Inhibit Messages .................................................................................................................................... 85
Anti-Recycle Xxmin/Sec .......................................................................................................................85
Motor Current >15% FLA ......................................................................................................................85
LCSSS - High Temperature Phase X - Stopped ....................................................................................85
Warning Messages ......................................................................................................................................... 85
Warning – Real Time Clock Failure ....................................................................................................... 85
Warning – Setpoint Override .................................................................................................................85
Warning – Condenser – High Pressure Limit ........................................................................................85
Warning – Evaporator – Low Pressure Limit ......................................................................................... 85
Warning – Freeze Threat From Operating Chiller .................................................................................85
Warning – Freeze Threat, Condenser Flow Switch Open ..................................................................... 86
Warning – Discharge – High Pressure Limit..........................................................................................86
Warning – Low Discharge Superheat Limit ..........................................................................................86
Warning – Low Discharge Superheat Detected ....................................................................................86
Warning – Oil - Dirty Filter .....................................................................................................................86
Warning – Oil - High Temperature ......................................................................................................... 86
Warning – Condenser – High Refrigerant Level ....................................................................................86
Warning – Condenser – Low Refrigerant Level.....................................................................................86
Warning – Condenser – Unstable Refrigerant Level ............................................................................. 86
Routine Shutdown Messages .........................................................................................................................86
Remote Stop .........................................................................................................................................86
Local Stop .............................................................................................................................................87
Place Compressor Switch In Run Position ............................................................................................87
Cycling Shutdown Messages .........................................................................................................................87
Multiunit Cycling – Contacts Open ........................................................................................................87
System Cycling – Contacts Open ..........................................................................................................87
Control Panel – Power Failure ..............................................................................................................87
Leaving Chilled Liquid –Low Temperature ............................................................................................87
Leaving Chilled Liquid – Flow Switch Open ..........................................................................................87
Condenser – Flow Switch Open ............................................................................................................87
Motor Controller – Loss Of Current .......................................................................................................88
Power Fault ...........................................................................................................................................88
Control Panel – Schedule ......................................................................................................................88

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