CONTENTS
Installation, Start-Up and Service Instructions
30HK040-060 30HL050,060 30HW018-040
Reciprocating Liquid Chillers 50/60 Hz
SAFETY CONSIDERATIONS
GENERAL
Fig. 2 Ð 30HWA,B Unit
Fig. 3 Ð 30HWC,S Unit Fig. 1 Ð 30HK,HL Unit 30HK Shown
Step 2 Ð Rig and Place Unit
INSTALLATION
Step 3 Ð Place the Unit
FRONT VIEW
Fig. 4 Ð 30HK040-060 Fluid Cooled
RIGHT SIDE VIEW
1. Standard unit shown with the sound en- closure accessory
Fig. 5 Ð 30HL050,060 Condenserless
CLY Ð Cylinder COMP Ð Compressor CONN Ð Connection K.O. Ð Knockout
REAR VIEW LEFT SIDE VIEW
Fig. 6 Ð 30HWA018-040 Condenserless
RIGHT SIDE VIEW
Fig. 7 Ð 30HWB018-040 Fluid Cooled
2. Denotes accessory or factory-installed option
3. Dimensions are in inches. Dimensions in are in millimeters
1. Denotes center of gravity
Fig. 8 Ð 30HWC,S018-040 Fluid Cooled
LEFT SIDE VIEW
FRONT VIEW
RIGHT SIDE VIEW
Fig. 9 Ð Weight Distribution and Mounting Hole Location 30HK,HL Units
Fig. 10 Ð Mounting Hole Weight Distribution 30HW Units
WEIGHT DISTRIBUTION AT EACH MOUNTING HOLE, 60 HZ UNITS
WEIGHT DISTRIBUTION AT EACH MOUNTING HOLE, 50 HZ UNITS
Page
Page
Table 2A Ð Physical Data 30HL, HWA Condenserless Units Ð English
Table 2B Ð Physical Data 30HL, HWA Condenserless Units Ð SI
Fig. 11 Ð Factory-Installed Unit Wheels Fig. 12 Ð Compressor Mounting
THUMB-SCREW BRAKE
Fig. 13 Ð Typical Piping with Fluid-Cooled 30HWB Unit Shown
Page
Fig. 15 Ð Installed Coupling Fastening Grooved Pipe Ends
Table 3 Ð Minimum Cooler and Condenser Flow Rates Minimum Loop Volume
Fig. 16 Ð Cooler and Condenser Water Pressure Drop
COOLER PRESSURE DROP Ð 30HW UNITS
COOLER PRESSURE DROP Ð 30HK, HL UNITS
Fig. 16 Ð Cooler and Condenser Water Pressure Drop cont
CONDENSER PRESSURE DROP Ð
30HK UNITS
30HWB UNITS
Page
Table 4A Ð Electrical Data Ð 30HK, HWB, HWC, HWS Fluid-Cooled Units
Table 4B Ð Electrical Data Ð 30HL and HWA Condenserless Units
30HK, HL, HWA, HWB
Fig. 17 Ð Field Wiring Diagram 30HK, HL Units
FIELD POWER WIRING, 60 Hz UNITS
FIELD CONTROL WIRING, 50 Hz UNITS
FIELD ACCESSORY WIRING
Interrupt Field Wiring Factory Wiring
Fig. 18 Ð Field Wiring Diagram 30HW Units
R Ð Relay
Fig. 19 Ð 30HK, HL Control Box
Initial Check
PRE-START-UP
Fig. 20 Ð 30HW Control Box Components Label
Check Refrigerant Charge
Table 6 Ð Deadband Setting
Table 5 Ð Typical Deadband Requirements
Operating Limitations
START-UP AND OPERATION
Check Refrigerant Feed Components
Compressor and Unit Protective Devices
Table 7 Ð Pressure Relief Valve Settings
Check Unit Safeties
Table 9 Ð Factory Settings, Low-Pressure Switch Fixed
Table 8 Ð Factory Settings, High-Pressure Switch Fixed
Fig. 21 Ð Temperature Controller
UNIT OPERATION Capacity Control and Operating Sequence Ð
Table 10 Ð Capacity Control Steps Ð 30HK, HL Standard Units
SERVICE
Fig. 22 Ð Thermistor
Table 12A Ð Sensor Temperature F vs Resistance
11,111
Table 12B Ð Sensor Temperature C vs Resistance
SERVICING COOLER 30HK,HL ONLY
Tightening Cooler Head Bolts
Fig. 23 Ð Typical Tube Sheet
Table 13 Ð Plugs and Tubes
Fig. 24 Ð Elliott Tube Plug
TROUBLESHOOTING
Fig. 25 Ð Typical Tube Sheet
Table 14 Ð Troubleshooting
Compressor cycles control
ing is considered abuse and is not covered by warranty
Table 14 Ð Troubleshooting cont
may be added to the water. Damage to chiller due to freez
SERVICE TRAINING
CALL FOR FREE CATALOG
START-UP CHECKLIST FOR CHILLER SYSTEMS Remove and use for job le
A. Preliminary Information
B. Preliminary Equipment Check YES or NO
EQUIPMENT Chiller MODEL #
B. Preliminary Equipment Check YES or NO cont
CL-2
C. Unit Start-Up cont
CL-3
Copyright 1998 Carrier Corporation
