Carrier 060 Refrigerator User Manual


 
Installation, Start-Up and
Service Instructions
CONTENTS
Page
GENERAL ....................................2
SAFETY CONSIDERATIONS .....................2
INSTALLATION ..............................3-25
Location ......................................3
Step 1 Inspect Shipment .....................3
Step 2 Rig the Unit ..........................3
30HK,HL UNITS
30HW UNITS
Step 3 Place the Unit
........................3
30HK,HL UNITS
30HW UNITS
Step 4 Check Compressor Mounting and
Connections
..................................3
Step 5 Make Piping Connections .............13
30HK,HWC,HWS CONDENSER DESCRIPTION
30HL,HWA SYSTEM CONDENSER
30HWB CONDENSER DESCRIPTION
30HK,HWC,HWS CONDENSER(S)
30HWB CONDENSER
30HK,HWB,HWC,HWS UNITS
COOLER DESCRIPTION
COOLER PIPING
Step 6 Make Electrical Connections
...........19
30HK,HL UNITS
30HW UNITS
ALL UNITS
PRE-START-UP
.............................25-27
Initial Check .................................25
Check Refrigerant Charge .....................26
LIQUID CHARGING METHOD
Check Oil Charge
.............................27
TO ADD OIL
TO REMOVE OIL
START-UP AND OPERATION ..................27-30
Operation Checks ............................27
Operating Limitations .........................27
HIGH COOLER LEAVING CHILLED WATER (FLUID)
TEMPERATURES (LCWT)
LOW COOLER LCWT
MAIN POWER SUPPLY
Check Refrigerant Feed Components
............27
THERMOSTATIC EXPANSION VALVE (TXV)
FILTER DRIER
MOISTURE-LIQUID INDICATOR
LIQUID LINE SERVICE VALVE
DISCHARGE LINE CHECK VALVE
HOT GAS BYPASS VALVE
LIQUID LINE SOLENOID VALVE (30HL ONLY)
PRESSURE RELIEF DEVICES
Compressor and Unit Protective Devices
.........28
CIRCUIT BREAKER
COMPRESSOR INTERNAL THERMAL PROTECTION
CRANKCASE HEATER
OIL PRESSURE SAFETY SWITCH (OPS)
Check Unit Safeties
...........................28
CONTROL MODULE
HIGH-PRESSURE SWITCH
LOW-PRESSURE SWITCH
CHILLED FLUID TEMPERATURE CONTROLLER
FREEZE-UP PROTECTION
LOSS-OF-COOLER-FLOW PROTECTION
COMPRESSOR GROUND FAULT SENSOR
UNIT OPERATION
...........................30-32
Capacity Control and Operating Sequence .......30
30HK,HL UNITS
30HW UNITS
SERVICE
..................................32-35
Compressor Replacement ......................32
Circuit Breaker(s) .............................32
Brazed-Plate Cooler and Condenser
Heat Exchanger Replacement .................32
Brazed-Plate Cooler and Condenser
Heat Exchanger Cleaning .....................32
Shell-and-Tube Condenser Cleaning .............32
Thermistor ...................................33
THERMISTOR REPLACEMENT, 30HK,HL UNITS
THERMISTOR REPLACEMENT, 30HW UNITS
SERVICING COOLER (30HK,HL ONLY)
.........36,37
Tube Plugging ...............................36
RETUBING
Tightening Cooler Head Bolts
..................36
GASKET PREPARATION
BOLT TORQUES
TROUBLESHOOTING
........................37-39
Complete Unit Stoppage and Restart ............37
GENERAL POWER FAILURE
UNIT ON-OFF SWITCH IS OPEN
CONTACTS OF ANY AUXILIARY INTERLOCKS ARE
OPEN
CHILLED FLUID PROOF-OF-FLOW SWITCH(ES) OPEN
OPEN LOW-PRESSURE SWITCH
TEMPERATURE CONTROLLER SHUTS UNIT DOWN ON
OUT-OF-RANGE
OPEN HIGH-PRESSURE SWITCH(ES)
OPEN COMPRESSOR INTERNAL THERMAL
PROTECTION
OPEN OIL PRESSURE SWITCH
OPEN CONTACTS ON COMPRESSOR GROUND-
CURRENT SENSOR(S) (Accessory)
OPEN 24-V CONTROL CIRCUIT BREAKER(S)
COOLING LOAD SATISFIED
THERMISTOR FAILURE
START-UP CHECKLIST FOR
CHILLER SYSTEMS
...................CL-1 to CL-4
30HK040-060
30HL050,060
30HW018-040
Reciprocating Liquid Chillers
50/60 Hz
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.
Book 2
Tab 5c
PC 903 Catalog No. 533-070 Printed in U.S.A. Form 30H-10SI Pg 1 11-98 Replaces: 30H-8SI