Diffuser Control - Carrier 19XRV Start-Up, Operation And Maintenance Instructions Manual

CONTENTS
Page
Check Relief Valves ............................. 58
Identify the VFD ................................. 58
Input Power Wiring .............................. 59
Checking the Installation ........................ 59
Inspect Wiring ................................... 60
Ground Fault Troubleshooting .................. 60
Carrier Comfort Network Interface ............... 60
Power Up the Controls and
Check the Oil Heater .......................... 61
• SOFTWARE VERSION
Software Configuration ......................... 61
Input the Design Set Points ..................... 61
Input the Local Occupied Schedule
(OCCPC01S) .................................. 61
Input Service Configurations .................... 61
• 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
• VERIFY VFD CONFIGURATION AND CHANGE
PARAMETERS IF NECESSARY
• VFD CHILLER FIELD SET UP AND VERIFICATION
• CONFIGURE DIFFUSER CONTROL IF
NECESSARY
• MODIFY EQUIPMENT CONFIGURATION
IF NECESSARY
Perform a Control Test .......................... 64
• PRESSURE TRANSDUCER CALIBRATION
Check Optional Pumpout System
Controls and Compressor ..................... 65
High Altitude Locations ......................... 65
Charge Refrigerant Into Chiller .................. 65
• CHILLER EQUALIZATION WITHOUT A
PUMPOUT UNIT
• CHILLER EQUALIZATION WITH
PUMPOUT UNIT
• TRIMMING REFRIGERANT CHARGE
INITIAL START-UP ............................. 67,68
Preparation ..................................... 67
Check Motor Rotation ........................... 67
Check Oil Pressure and Compressor Stop ...... 67
To Prevent Accidental Start-Up .................. 67
Check Chiller Operating Condition .............. 68
Instruct the Customer Operator ................. 68
• COOLER-CONDENSER
• OPTIONAL PUMPOUT STORAGE TANK AND
PUMPOUT SYSTEM
• MOTOR COMPRESSOR ASSEMBLY
• MOTOR COMPRESSOR LUBRICATION SYSTEM
• CONTROL SYSTEM
• AUXILIARY EQUIPMENT
• DESCRIBE CHILLER CYCLES
• REVIEW MAINTENANCE
• SAFETY DEVICES AND PROCEDURES
• CHECK OPERATOR KNOWLEDGE
• REVIEW THE START-UR OPERATION, AND
MAINTENANCE MANUAL
(cont)
Page
OPERATING INSTRUCTIONS ................. 68-70
Operator Duties ................................. 68
Prepare the Chiller for Start-Up ................. 68
To Start the Chiller .............................. 68
Check the Running System ..................... 68
To Stop the Chiller .............................. 69
After Limited Shutdown ......................... 69
Preparation for Extended Shutdown ............ 69
After Extended Shutdown ....................... 69
Cold Weather Operation ......................... 69
Manual Guide Vane Operation ................... 69
Refrigeration Log ............................... 69
PUMPOUT AND REFRIGERANT TRANSFER
PROCEDURES ............................. 71-74
Preparation ..................................... 71
Operating the Optional Pumpout Unit ........... 71
• TO READ REFRIGERANT PRESSURES
• POSITIVE PRESSURE CHILLERS WITH
STORAGE TANKS
• CHILLERS WITH ISOLATION VALVES
• DISTILLING THE REFRIGERANT
GENERAL MAINTENANCE .................... 74,75
Refrigerant Properties .......................... 74
Adding Refrigerant .............................. 74
Removing Refrigerant ........................... 74
Adjusting the Refrigerant Charge ............... 74
Refrigerant Leak Testing ........................ 74
Leak Rate ....................................... 74
Test After Service, Repair, or Major Leak ........ 74
• TESTING WITH REFRIGERANT TRACER
• TESTING WITHOUT REFRIGERANT TRACER
• TO PRESSURIZE WITH DRY NITROGEN
Repair the Leak, Retest, and Apply
Standing Vacuum Test ........................ 75
Checking Guide Vane Linkage .................. 75
Trim Refrigerant Charge ......................... 75
WEEKLY MAINTENANCE ........................ 75
Check the Lubrication System .................. 75
SCHEDULED MAINTENANCE ................ 75-78
Service Ontime .................................. 75
Inspect the Control Panel ....................... 76
Check Safety and Operating Controls
Monthly ....................................... 76
Changing Oil Filter .............................. 76
Oil Specification ................................ 76
Oil Changes ..................................... 76
• TO CHANGE THE OIL
Refrigerant Filter ................................ 76
Oil Reclaim Filter ................................ 76
VFD Refrigerant Strainer ........................ 77
Inspect Refrigerant Float System ............... 77
Inspect Relief Valves and Piping ................ 77
Compressor Bearing and Gear
Maintenance .................................. 77
Inspect the Heat Exchanger Tubes
and Flow Devices ............................. 77
• COOLER AND OPTIONAL FLOW DEVICES
• CONDENSER AND OPTIONAL FLOW DEVICES
Water Leaks ..................................... 77
Water Treatment ................................. 78
Inspect the VFD ................................. 78
Recalibrate Pressure Transducers .............. 78