Specifications

CONTENTS
Page
SAFETY CONSIDERATIONS ...................1
INTRODUCTION ..............................4
ABBREVIATIONS .............................4
MACHINE FAMILIARIZATION ..................4
Machine Information Plate ....................4
System Components .........................4
Cooler .......................................4
Condenser ...................................4
Economizer ..................................4
Motor-Compressor ...........................4
Control Center ...............................4
Motor Starter ................................4
REFRIGERATION CYCLE ....................4-6
MOTOR COOLING CYCLE ....................6
LUBRICATION CYCLE .......................7,8
Summary ....................................7
Details ......................................7
Oil Reclaim System ..........................8
SOLID-STATE STARTER ......................8
CONTROLS ................................8-34
Definitions ...................................8
• ANALOG SIGNAL
• DIGITAL SIGNAL
• VOLATILE MEMORY
General ......................................8
PIC System Components .....................8
• PROCESSOR MODULE (PSIO)
• STARTER MANAGEMENT MODULE (SMM)
• LOCAL INTERFACE DEVICE (LID)
• 6-PACK RELAY BOARD
• 8-INPUT MODULES
• OIL HEATER CONTACTOR (1C)
• OIL PUMP CONTACTOR (2C)
• HOT GAS BYPASS CONTACTOR RELAY (3C)
(Optional)
• CONTROL TRANSFORMERS (T1-T4)
• CONTROL AND OIL HEATER VOLTAGE
SELECTOR
LID Operation and Menus ...................12
• GENERAL
• ALARM AND ALERTS
• MENU STRUCTURE
• TO VIEW POINT STATUS
• OVERRIDE OPERATIONS
• TIME SCHEDULE OPERATION
• TO VIEW AND CHANGE SET POINTS
• SERVICE OPERATION
PIC System Functions .......................24
• CAPACITY CONTROL
• ENTERING CHILLED WATER CONTROL
• DEADBAND
• PROPORTIONAL BANDS AND GAIN
• DEMAND LIMITING
• MACHINE TIMERS
• OCCUPANCY SCHEDULE
Safety Controls .............................24
• SHUNT TRIP
Flow Switch (Field Supplied) .................26
Ramp Loading Control ......................26
Capacity Override ...........................26
High Discharge Temperature Control .........26
Oil Sump Temperature Control ...............27
Oil Cooler ..................................27
Remote Start/Stop Controls ..................27
Spare Safety Inputs .........................27
• SPARE ALARM CONTACTS
Page
Condenser Pump Control ....................27
Condenser Freeze Protection ................28
Tower-Fan Relay ............................28
Auto. Restart After Power Failure ............28
Water/Brine Reset ...........................28
Demand Limit Control, Option
(Requires Optional 8-Input Module) ........29
Surge Prevention Algorithm .................29
Surge Protection ............................29
Lead/Lag Control ...........................30
• COMMON POINT SENSOR INSTALLATION
• MACHINE COMMUNICATION WIRING
• LEAD/LAG OPERATION
• FAULTED CHILLER OPERATION
Ice Build Control ............................31
• ICE BUILD INITIATION
• START-UP/RECYCLE OPERATION
• TEMPERATURE CONTROL DURING ICE BUILD
• RETURN TO NON-ICE BUILD OPERATIONS
Attach to Network Device Control ............32
• ATTACHING TO OTHER CCN MODULES
Service Operation ...........................33
• TO LOG ON
• TO LOG OFF
• HOLIDAY SCHEDULING
START-UP/SHUTDOWN/RECYCLE
SEQUENCE .............................34-36
Local Start-Up ..............................34
Shutdown Sequence ........................34
Automatic Soft-Stop Amps Threshold ........35
Chilled Water Recycle Mode .................35
Safety Shutdown ............................36
BEFORE INITIAL START-UP ................36-45
Job Data Required ..........................36
Equipment Required ........................36
Remove Shipping Packaging ................36
Open Oil Circuit Valves ......................36
Torque All Gasketed Joints ..................36
Check Machine Tightness ...................36
Refrigerant Tracer ...........................36
Leak Test Machine ..........................36
Standing Vacuum Test ......................37
Machine Dehydration ........................37
Inspect Water Piping ........................40
Check Relief Devices ........................40
Inspect Wiring ..............................40
Carrier Comfort Network Interface ...........40
Check Starter ...............................41
• MECHANICAL-TYPE STARTERS
• SOLID-STATE STARTERS
Oil Charge ..................................42
Power Up the Controls and
Check the Oil Heater ......................42
• SOFTWARE VERSION
Set Up Machine Control Configuration .......42
Input the Design Set Points ..................42
Input the Local Occupied Schedule
(OCCPC01S) ..............................42
Input Service Configurations ................42
• PASSWORD
• INPUT TIME AND DATE
• CHANGE LID CONFIGURATION
IF NECESSARY
• MODIFY CONTROLLER IDENTIFICATION
IF NECESSARY
• INPUT EQUIPMENT SERVICE PARAMETERS
IF NECESSARY
2