Carrier 19XRV - Page 148

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Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

Catalog No. 04-53190002-01 Printed in U.S.A. Form 19XRV-2SS Pg 148 11-06 Replaces: 19XRV-1SS

Book 2

Ta b 5 a

Main Page

Safety Considerations1
- Table of Contents2
- Pumpout and Refrigerant Transfer3
- Introduction4
Cooler5
Chiller Familiarization5
Chiller Information Nameplate5
System Components5
Condenser5
Motor-Compressor5
Control Panel5
Variable Frequency Drive5
Storage Vessel (Optional)5
Refrigeration Cycle7
Motor and Lubricating Oil7
- Cooling Cycle7
  - Vfd Cooling Cycle8
  - Lubrication Cycle8
Starting Equipment9
Unit-Mounted VFD9
Controls14
Definitions14
- Analog Signal14
- Discrete Signal14
General14
PIC III System Components14
- International Chiller Visual Controller (ICVC)14
- Chiller Control Module (CCM)14
- Oil Heater Contactor (1C)14
- Oil Pump Contactor (2C)14
- Hot Gas Bypass Contactor Relay (3C)16
- Control Transformers (T1, T2)16
- Optional Transformer (T3)16
- Flow Detection18
ICVC Operation and Menus19
- General19
- Alarms and Alerts19
- ICVC Menu Items19
- BASIC ICVC OPERATIONS (Using the Softkeys)23
- To View Status23
- Forcing Operations24
- Time Schedule Operation24
- To View and Change Set Points25
- Service Operation25
PIC III System Functions37
- Capacity Control37
- Control Point Deadband37
- Diffuser Control38
- Proportional Bands and Gain38
- Demand Limiting38
- Chiller Timers and Starts Counter38
- Occupancy Schedule39
Safety Controls39
Shunt Trip39
Default Screen Freeze39
Ramp Loading42
Capacity Override42
High Discharge Temperature Control42
Oil Sump Temperature and Pump Control42
Oil Cooler42
Remote Start/Stop Controls43
Spare Safety and Spare Temperature Inputs43
Alarm (Trip) Output Contacts43
Kilowatt Output44
Remote Reset of Alarms44
Condenser Pump Control44
Condenser Freeze Prevention44
Evaporator Freeze Protection44
Tower Fan Relay Low and High44
Auto. Restart after Power Failure45
Water/Brine Reset45
- Reset Type 2: Remote Temperature Reset45
- Reset Type45
Surge Prevention Algorithm45
Surge Protection46
Head Pressure Reference Output47
Lead/Lag Control47
- Common Point Sensor Usage and47
- Chiller Communication Wiring47
- Lead/Lag Operation47
- Faulted Chiller Operation49
- Load Balancing49
- Auto. Restart after Power Failure49
Ice Build Control49
- Ice Build Initiation49
- Start-Up/Recycle Operation50
- Temperature Control During Ice Build50
- Termination of Ice Build50
- Return to Non-Ice Build Operations50
Attach to Network Device Control50
- Attaching to Other Ccn Modules51
Service Operation51
- To Access the Service Screens51
- To Log out of Network Device51
- Time Broadcast Enable51
- Holiday Scheduling52
- Daylight Saving Time Configuration52
Start-Up/Shutdown/Recycle53
- Sequence53
Local Start-Up53
Shutdown Sequence54
Automatic Soft Stop Amps Threshold54
Chilled Water Recycle Mode54
Safety Shutdown55
Before Initial Start-Up55
Job Data Required55
Equipment Required55
Using the Optional Storage Tank55
- And Pumpout System55
Remove Shipping Packaging55
Open Oil Circuit Valves55
Oil Charge55
Tighten All Gasketed Joints and55
Check Chiller Tightness56
Refrigerant Tracer56
Leak Test Chiller58
Standing Vacuum Test58
Chiller Dehydration61
Inspect Water Piping61
Check Optional Pumpout Compressor61
- Water Piping61
  - Input Power Wiring62
  - Inspect Wiring63
  - Software Configuration64
  - Perform a Control Test67
  - Controls and Compressor68
  - Charge Refrigerant into Chiller68
  - Check Motor Rotation70
  - Operating Instructions71
  - Operator Duties71
  - To Stop the Chiller72
  - Procedures74
  - Operating the Optional Pumpout Unit74
  - Procedures77
  - Weekly Maintenance78
  - Scheduled Maintenance79
  - Service Ontime79
  - Oil Changes79
  - VFD Refrigerant Strainer80
- Optional Pumpout System Maintenance81
- Optional Pumpout Compressor Oil Charge81
- Optional Pumpout Safety Control Settings81
- Ordering Replacement Chiller Parts81
- Water Treatment81
- Troubleshooting Guide82
- Overview82
- Checking Display Messages82
- Checking Temperature Sensors82
- Resistance Check82
- Voltage Drop82
- Check Sensor Accuracy82
- Dual Temperature Sensors82
- Checking Pressure Transducers82
- Cooler Condenser Pressure Transducer83
- And Optional Waterside Flow Device83
- Transducer Replacement83
- Control Algorithms Checkout Procedure83
- Control Test84
- Control Modules100
- RED LED (Labeled as STAT)100
- Notes on Module Operation100
- Chiller Control Module (CCM)100
- V/I Inputs101
- Outputs101
- Replacing Defective Processor Modules101
- Installation101
- Gateway Status Leds102
- Drive Status Indicator103
- Net a Status Indicator103
- Net B Status Indicator103
- Physical Data103
- Appendix - 19Xrv Liquiflo™ 2 ICVC138
- Parameter Index138
- Index147

Carrier 19XRV - Page 148

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