3
CONTENTS (cont)
Page
• PROPORTIONAL BANDS
• DIFFUSER CONTROL
• DEMAND LIMITING
• CHILLER TIMERS AND STARTS COUNTER
• OCCUPANCY SCHEDULE
Safety Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Pump and Fan Control . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Shunt Trip (Option) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Function Loss Trip . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Default Screen Freeze. . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Ramp Loading . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Rampdown. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Capacity Override. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
High Discharge Temperature Control . . . . . . . . . . . 52
Compressor Bearing Temperature . . . . . . . . . . . . . . 52
Oil Sump Temperature and Pump Control. . . . . . . 52
Oil Cooler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Remote Start/Stop Controls . . . . . . . . . . . . . . . . . . . . . 54
Spare Safety and Spare Temperature Inputs . . . . 54
Alarm (Trip) Output Contacts . . . . . . . . . . . . . . . . . . . 54
Refrigerant Leak Detector . . . . . . . . . . . . . . . . . . . . . . . 54
Kilowatt Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Remote Reset of Alarms . . . . . . . . . . . . . . . . . . . . . . . . 54
Condenser Pump Control . . . . . . . . . . . . . . . . . . . . . . . 54
Condenser Freeze Prevention. . . . . . . . . . . . . . . . . . . 55
Evaporator Freeze Protection . . . . . . . . . . . . . . . . . . . 55
Tower Fan Relay Low and High . . . . . . . . . . . . . . . . . 55
Auto. Restart After Power Failure . . . . . . . . . . . . . . . 55
Fast Power Source Transfers . . . . . . . . . . . . . . . . . . . 56
Water/Brine Reset. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
• RESET TYPE 1
• RESET TYPE 2
• RESET TYPE 3
Demand Limit Control Option . . . . . . . . . . . . . . . . . . . 56
Surge Prevention — Constant Flow and
Variable Primary Flow (VPF) . . . . . . . . . . . . . . . . . . 56
Hot Gas Bypass (Optional) Algorithm . . . . . . . . . . . 56
Surge Protection (Fixed Speed Chiller). . . . . . . . . . 57
Surge Prevention Algorithm with VFD. . . . . . . . . . . 57
Surge Protection (VFD Chiller) . . . . . . . . . . . . . . . . . . 58
VFD Start-Up Speed Control . . . . . . . . . . . . . . . . . . . . 58
Head Pressure Reference Output . . . . . . . . . . . . . . . 58
Lead/Lag Control. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
• COMMON POINT SENSOR USAGE AND
INSTALLATION
• CHILLER COMMUNICATION WIRING
• LEAD/LAG OPERATION
• FAULTED CHILLER OPERATION
• LOAD BALANCING
• AUTO. RESTART AFTER POWER FAILURE
Ice Build Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
• ICE BUILD INITIATION
• START-UP/RECYCLE OPERATION
• TEMPERATURE CONTROL DURING ICE BUILD
• TERMINATION OF ICE BUILD
• RETURN TO NON-ICE BUILD OPERATIONS
Attach to Network Device Control . . . . . . . . . . . . . . . 62
• ATTACHING TO OTHER CCN MODULES
Service Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
• TO ACCESS THE SERVICE SCREENS
• TO LOG OUT OF NETWORK DEVICE
• TIME BROADCAST ENABLE
• HOLIDAY SCHEDULING
• DAYLIGHT SAVING TIME CONFIGURATION
START-UP/SHUTDOWN/RECYCLE
SEQUENCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64-67
Local Start-Up
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Shutdown Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Automatic Soft Stop Amps Threshold. . . . . . . . . . . 66
Page
Chilled Water Recycle Mode . . . . . . . . . . . . . . . . . . . . 66
Safety Shutdown. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
BEFORE INITIAL START-UP. . . . . . . . . . . . . . . . . . 67-86
Job Data Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Equipment Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Using the Optional Storage Tank
and Pumpout System . . . . . . . . . . . . . . . . . . . . . . . . . 67
Remove Shipping Packaging. . . . . . . . . . . . . . . . . . . . 67
Open Oil Circuit Valves . . . . . . . . . . . . . . . . . . . . . . . . . 67
Tighten All Gasketed Joints and
Guide Vane Shaft Packing . . . . . . . . . . . . . . . . . . . . 67
Check Chiller Tightness. . . . . . . . . . . . . . . . . . . . . . . . . 67
Refrigerant Tracer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Leak Test Chiller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
Standing Vacuum Test . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Chiller Dehydration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Inspect Water Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Check Optional Pumpout Compressor
Water Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Check Relief Valves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Inspect Wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Carrier Comfort Network
®
Interface . . . . . . . . . . . . . 72
Check Starter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
• MECHANICAL STARTER
• BENSHAW, INC. RediStart MX3™
SOLID-STATE STARTER
•VFD STARTER
Oil Charge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Power Up the Controls and
Check the Oil Heater . . . . . . . . . . . . . . . . . . . . . . . . . . 73
• SOFTWARE VERSION
Software Configuration . . . . . . . . . . . . . . . . . . . . . . . . . 74
Input the Design Set Points . . . . . . . . . . . . . . . . . . . . . 74
Input the Local Occupied Schedule
(OCCPC01S) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Input Service Configurations. . . . . . . . . . . . . . . . . . . . 74
•PASSWORD
• INPUT TIME AND DATE
• CHANGE ICVC CONFIGURATION
IF NECESSARY
• TO CHANGE THE PASSWORD
• TO CHANGE THE ICVC DISPLAY FROM
ENGLISH TO METRIC UNITS
• CHANGE LANGUAGE
• MODIFY CONTROLLER IDENTIFICATION
IF NECESSARY
• INPUT EQUIPMENT SERVICE PARAMETERS
IF NECESSARY
• CHANGE THE BENSHAW, INC., RediStart
MX3 SOFTWARE CONFIGURATION
IF NECESSARY
VFD Field Set Up and Verification . . . . . . . . . . . . . . . 75
• LABEL LOCATIONS
• DRIVE PROTECTION AND OTHER INCOMING
WIRING
• VFD CONTROL VERIFICATION (Non-Running)
• VFD CONTROL VERIFICATION (Running)
• HAND CALCULATE SURGE PREVENTION
CONFIGURATIONS
• CONFIGURE DIFFUSER CONTROL IF
NECESSARY
• MODIFY EQUIPMENT CONFIGURATION
IF NECESSARY
Perform a Control Test . . . . . . . . . . . . . . . . . . . . . . . . . . 82
• GUIDE VANE ACTUATOR CALIBRATION
• COOLER AND CONDENSER PRESSURE TRANS-
DUCER AND WATERSIDE FLOW DEVICE
CALIBRATION
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