Carrier HFC-134a

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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. 04-53170002-01 Printed in U.S.A. Form 17DA-3SS Pg 28 3-09 Replaces: 17DA-2SS,

17DA-3SO

Main Page

Safety Considerations1
Table of Contents2
General3
Introduction3
Factory Test3
Job Data3
Field-Supplied Tools3
Inspect Machine Room3
Drive Arrangement3
Piping3
Wiring3
- Auxiliary Equipment Wiring3
Motor Drive4
Gas Engine Drive4
Turbine Drive4
Pumpout System4
Leak Test and Dehydration4
Charge Machine with Water5
Charge Machine with Oil5
Final Pre-Operation Alignment Check5
Operate Drive6
Set Purge Valves6
Check Water Supply6
Check Air Supply (Pneumatic Machines)6
Start-Up6
Pre-Operation Settings6
Drive Operation6
Initial Refrigerant Charge6
Initial Compressor Operation6
Adjust Refrigerant Charge6
Hot Alignment Check and Doweling7
Operational Testing7
Instruct Customer Operator7
- Control Panel7
- Vfd7
- Steam Turbine8
- Gas Engine8
- Operating Procedures8
- Log Sheets8
Operator Duties8
Start Machine8
Operation10
Manual Operation10
Cold Weather Operation10
Stop Machine10
Extended Shutdown10
Pumpout System Operation11
- Lubrication11
- Control Description11
- Control Setting11
- Machine and Storage Tank Evacuation11
- Remove Air after Opening Chiller to12
- TRANSFER REFRIGERANT CHARGE (from Storage Tank to Machine)12
- Transfer Refrigerant Charge12
- Machine to Storage Tank Located below Machine12
- Machine to Storage Tank Located above or Level with12
- Pressurize Machine and Storage Tank12
- Distill Refrigerant Charge12
- Charge Refrigerant13
Maintenance13
Weekly Maintenance13
- Check Oil Level13
- Check Purge Frequency13
- Water in Purge Water Chamber13
- Operation13
Yearly Maintenance13
- Check/Calibrate Water Temperature Sensors13
- Check Refrigerant Low-Pressure Cutout13
- Check Seal Oil Differential Pressure14
- Transducer14
- Check Thrust Bearing Oil Pressure14
- Check Discharge Gas High-Temperature14
- Check Thrust Bearing Oil High-Tempera14
- Ture Cutout14
- Check Shaft Movement Switch14
- Check Cooler and Condenser Minimum14
- Flow Protection14
- Check Auxiliary Interlocks14
- Check Starters and Vfds15
- Change Oil and Oil Filter15
- Inspect Cooler Tubes15
- Inspect Condenser Tubes15
- Inspect Purge Recovery Unit15
General Maintenance15
- Refrigerant Level15
- Leak Testing15
- Check Leakage Rate15
- Breaking Vacuum16
- Refrigerant16
- Preparing Machine for Charging16
- Chiller Dehydration16
- Removing Refrigerant17
- Water Treatment17
- Gear and Drive17
- Pumpout System17
Maintenance17
General Data17
Machine Nameplate17
Refrigerant Properties17
Relief Valve Assembly17
System Components17
Refrigeration Cycle18
Oil Cycle18
Purge Cycle19
Troubleshooting20
Compressor will Not Start20
Compressor Surge20
Chilled Water Temperature too High20
Chilled Water Temperature too Low with Compressor Running22
Refrigerant Temperature too Low22
Leaving Chilled Water Temperature Fluctuates22
Condenser Pressure too High22
Oil Pressure too Low22
Oil Pressure too High22
Oil Reservoir Temperature too Low22
Oil Reservoir Temperature too High22
Compressor Discharge Gas Temperature22
- Too High22
Operating Controls23
Controls27
Pre-Start up Check List32

Carrier HFC-134a - Page 28

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