Carrier 19XR Start-Up, Operation And Maintenance Instructions

CONTENTS (cont)
Page
Power Up the Controls and
Check the Oil Heater ..................... 53
• SOFTWARE VERSION
Software Configuration .................... 53
Input the Design Set Points ................ 53
Input the Local Occupied Schedule
(OCCPC01S) ............................ 53
Input Service Configurations ............... 53
• PASSWORD
• INPUT TIME AND DATE
• CHANGE CVC CONFIGURATION
IF NECESSARY
• TO CHANGE THE PASSWORD
• TO CHANGE THE CVC DISPLAY FROM
ENGLISH TO METRIC UNITS
• MODIFY CONTROLLER IDENTIFICATION
IF NECESSARY
• INPUT EQUIPMENT SERVICE PARAMETERS
IF NECESSARY
• CONFIGURE DIFFUSER CONTROL IF
NECESSARY
• MODIFY EQUIPMENT CONFIGURATION
IF NECESSARY
Perform a Control Test ......................56
Check Optional Pumpout System
Controls and Compressor ................ 56
High Altitude Locations .................... 56
Charge Refrigerant Into Chiller ............. 56
• CHILLER EQUALIZATION WITHOUT A
PUMPOUT UNIT
• CHILLER EQUALIZATION WITH
PUMPOUT UNIT
• TRIMMING REFRIGERANT CHARGE
INITIAL START-UP .........................58,59
Preparation ............................... 58
Dry Run to Test Start-Up Sequence ......... 58
Check Motor Rotation ...................... 58
• IF THE MOTOR ROTATION IS CLOCKWISE
• IF THE MOTOR ROTATION IS NOT
CLOCKWISE
Check Oil Pressure and Compressor
Stop .................................... 59
To Prevent Accidental Start-Up ............. 59
Check Chiller Operating Condition .......... 59
Instruct the Customer Operator ............ 59
• 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-UP, OPERATION, AND
MAINTENANCE MANUAL
OPERATING INSTRUCTIONS ...............59-61
Operator Duties ........................... 59
Prepare the Chiller for Start-Up ............. 59
To Start the Chiller ........................ 59
Check the Running System ................ 59
To Stop the Chiller ......................... 60
After Limited Shutdown .................... 60
Preparation for Extended Shutdown ........ 60
Page
After Extended Shutdown .................. 60
Cold Weather Operation ................... 60
Manual Guide Vane Operation .............. 60
Refrigeration Log .......................... 60
PUMPOUT AND REFRIGERANT TRANSFER
PROCEDURES ..........................62-64
Preparation ............................... 62
Operating the Optional Pumpout Unit ...... 62
• TO READ REFRIGERANT PRESSURES
Chillers with Storage Tanks ................ 63
• TRANSFER REFRIGERANT FROM
PUMPOUT STORAGE TANK TO CHILLER
• TRANSFER THE REFRIGERANT FROM
CHILLER TO PUMPOUT STORAGE TANK
Chillers with Isolation Valves ............... 64
• TRANSFER ALL REFRIGERANT TO
CHILLER CONDENSER VESSEL
• TRANSFER ALL REFRIGERANT TO
CHILLER COOLER VESSEL
• RETURN CHILLER TO NORMAL
OPERATING CONDITIONS
GENERAL MAINTENANCE .................65,66
Refrigerant Properties ..................... 65
Adding Refrigerant ........................ 65
Removing Refrigerant ...................... 65
Adjusting the Refrigerant Charge ........... 65
Refrigerant Leak Testing ................... 65
Leak Rate ................................. 65
Test After Service, Repair, or Major Leak .... 65
• REFRIGERANT TRACER
• TO PRESSURIZE WITH DRY NITROGEN
Repair the Leak, Retest, and Apply
Standing Vacuum Test ................... 65
Checking Guide Vane Linkage .............. 65
Trim Refrigerant Charge ................... 65
WEEKLY MAINTENANCE ................... 66
Check the Lubrication System .............. 66
SCHEDULED MAINTENANCE ..............66-69
Service Ontime ............................ 66
Inspect the Control Panel .................. 66
Check Safety and Operating Controls
Monthly ................................. 66
Changing Oil Filter ........................ 66
Oil Specification ........................... 67
Oil Changes ............................... 67
• TO CHANGE THE OIL
Refrigerant Filter .......................... 67
Oil Reclaim Filter .......................... 67
Inspect Refrigerant Float System ........... 67
Inspect Relief Valves and Piping ............ 67
Compressor Bearing and Gear
Maintenance ............................ 67
Inspect the Heat Exchanger Tubes
and Flow Devices ........................ 68
• COOLER AND FLOW DEVICES
• CONDENSER AND FLOW DEVICES
Water Leaks ............................... 68
Water Treatment ........................... 68
Inspect the Starting Equipment ............. 68
Check Pressure Transducers ............... 68
Optional Pumpout System Maintenance ..... 68
• OPTIONAL PUMPOUT COMPRESSOR OIL
CHARGE
• OPTIONAL PUMPOUT SAFETY CONTROL
SETTINGS
Ordering Replacement Chiller Parts ........ 69
3

Carrier 19XR Specifications

General

Brand	Carrier
Model	19XR
Category	Chiller
Language	English