Specifications
Table Of Contents
- Form 150.72-NM1 (908)
- GENERAL SAFETY GUIDELINES
- CHANGEABILITY OF THIS DOCUMENT
- TABLE OF CONTENTS
- LIST OF FIGURES
- LIST OF TABLES
- SECTION 1 – GENERAL CHILLER INFORMATION & SAFETY
- SECTION 2 – PRODUCT DESCRIPTION
- INTRODUCTION
- GENERAL SYSTEM DESCRIPTION
- HIGH AMBIENT KIT
- BUILDING AUTOMATION SYSTEM INTERFACE
- MILLENIUM CONTROL CENTER
- POWER PANEL
- ACCESSORIES AND OPTIONS
- UNIT COMPONENTS
- CONTROL / POWER PANEL COMPONENTS
- PRODUCT IDENTIFICATION NUMBER (PIN)
- BASIC UNIT NOMENCLATURE
- REFRIGERANT FLOW DIAGRAM
- PROCESS AND INSTRUMENTATION DIAGRAM
- SECTION 3 – HANDLING AND STORAGE
- SECTION 4 – INSTALLATION
- INSTALLATION CHECKLIST
- HANDLING
- INSPECTION
- LOCATION AND CLEARANCES
- SPRING ISOLATORS (OPTIONAL)
- COMPRESSOR MOUNTING
- REMOTE COOLER OPTION
- CHILLED LIQUID PIPING
- PIPEWORK ARRANGEMENT
- DUCT WORK CONNECTION
- WIRING
- COMPRESSOR HEATERS
- RELIEF VALVES
- HIGH PRESSURE CUTOUT
- SINGLE-POINT SUPPLY CONNECTION – TERMINAL BLOCK, NON-FUSED DISCONNECT SWITCH OR CIRCUIT BREAKER
- USER CONTROL WIRING INPUTS
- USER CONTROL WIRING OUTPUTS
- SECTION 5 – TECHNICAL DATA
- OPERATIONAL LIMITATIONS (ENGLISH)
- HEAT EXCHANGER FLOW, GPM
- PHYSICAL DATA (ENGLISH)
- ELECTRICAL DATA
- ELECTRICAL NOTES
- ELECTRICAL DATA W/O PUMPS
- ELECTRICAL DATA W/ PUMPS
- ELECTRICAL NOTES AND LEGEND
- WIRING DIAGRAMS
- DIMENSIONS (ENGLISH)
- TECHNICAL DATA – CLEARANCES
- WEIGHT DISTRIBUTION AND ISOLATOR MOUNTING POSITIONS
- ISOLATOR INFORMATION FOR UNITS SHIPPED ON OR AFTER JUNE 15, 2008
- ISOLATOR INFORMATION FOR UNITS SHIPPED BEFORE JUNE 15, 2008
- SLRS Seismic Isolator Specifications
- SLRS Seismic Isolator Installation and Adjustment
- One Inch Deflection Spring Isolator Cross-reference
- Installation of 1” Deflection Mounts
- Neoprene Isolator Cross-reference
- Two Inch Deflection, Seismic Spring IsolatorCross-reference - SLRS
- SLRS Seismic Isolator Installation and Adjustment
- SECTION 6 – COMMISSIONING
- SECTION 7 – UNIT CONTROLS
- SECTION 8 – UNIT OPERATION
- CAPACITY CONTROL
- SUCTION PRESSURE LIMIT CONTROLS
- DISCHARGE PRESSURE LIMIT CONTROLS
- LEAVING CHILLED LIQUID CONTROL
- LEAVING CHILLED LIQUID CONTROLOVERRIDE TO REDUCE CYCLING
- LEAVING CHILLED LIQUID SYSTEM LEAD/LAG AND COMPRESSOR SEQUENCING
- RETURN CHILLED LIQUID CONTROL
- RETURN CHILLLED LIQUID SYSTEM LEAD/LAG AND COMPRESSOR SEQUENCING
- ANTI-RECYCLE TIMER
- ANTI-COINCIDENCE TIMER
- EVAPORATOR PUMP CONTROL & YORK HYDRO KIT PUMP CONTROL
- EVAPORATOR HEATER CONTROL
- PUMPDOWN CONTROL
- STANDARD CONDENSER FAN CONTROL
- LOAD LIMITING
- COMPRESSOR RUN STATUS
- ALARM STATUS
- REMOTE BAS/EMS TEMPERATURE RESET USINGA VOLTAGE OR CURRENT SIGNAL
- SECTION 9 – SERVICE AND TROUBLESHOOTING
- SECTION 10 – MAINTENANCE
FORM 150.72-NM1 (908)
127
JOHNSON CONTROLS
7
Displays which system is in the lead at the time of the
fault.
Displays status of the Evaporator Heater at the time of
the fault.
Displays status of Evaporator Water Pump at the time
of fault. Status may read on, off or trip.
Evap Pump total run hours at the time of fault.
Displays whether Remote Chiller Control was active
when the fault occurred.
This is only displayed when the Current Feedback
Option is one per unit.
Displays which Compressors were running in the system
when the fault occurred.
Displays the system run time when the fault occurred.
Displays the system Suction and Discharge Pressure of
the time of the fault.
Displays the System Suction Temp and Saturated
Suction Temp when an EEV is installed.
Displays whether the System Liquid Line Solenoid
or Hot Gas Solenoid was energized at the time of the
fault.
Displays the number of Fan Stages in the system active
at the time of the fault.
Displays the system Amperage (calculated approximately)
at the time of the fault.
For this message to appear, CURRENT FEEDBACK ONE
PER SYSTEM must be programmed under the options
key. If the micro is programmed as one CURRENT
FEEDBACK ONE PER UNIT under the program key, the
display will be the rst display prior to the SYS 1 info. If
the micro is programmed for CURRENT FEEDBACK
NONE, no current display will appear.
Displays for System 1 starting with SYS X NUMBER
OF COMPS RUNNING X through SYS X AMPS =
XXX.X VOLTS = X.X will be displayed rst, followed
by displays for System 2.
Further explanation of the above displays is covered
under the STATUS, OPER DATA, COOLING
SETPOINTS, PROGRAM, and OPTIONS keys.
Software Version
The software version may be viewed by rst pressing
the HISTORY key and then repeatedly pressing the ↓
(DOWN) arrow key until you scroll past the rst history
buffer choice.
After the ↓ (DOWN) arrow key is pressed again, the
software version will appear.
E V A P O R A T O R H E A T E R
S T A T U S I S X X X
A C T I V E R E M O T E C T R L
X X X X
U N I T A C T U A L A M P S
= X X X . X A M P S
S Y S X S P = X X X X P S I G
D P = X X X X P S I G
S Y S X R U N T I M E
X X - X X - X X - X X D - H - M - S
S Y S X C O M P S T A T U S
1 = X X X 2 = X X X 3 = X X X
S Y S X L L S V I S X X X
H O T G A S S O L I S X X X
S Y S X S U C T = X X X . X ° F
S A T S U C T = X X X . X ° F
S Y S X F A N S T A G E X X X
S Y S X A C T U A L A M P S
= X X X . X A M P S
D I S P L A Y S A F E T Y S H U T -
D O W N N O . 1 ( 1 T O 6 )
C O N T R O L C. M X X. Z Z. Y Y
I / O C. M X X. 1 8. Y Y
L E A D S Y S T E M I S
S Y S T E M N U M B E R X
E V A P O R A T O R W A T E R
P U M P S T A T U S X X X X
E V A P P U M P T O T A L R U N
H O U R S = X X X X