The Carrier 19XR closed centrifugal chiller manual provides safety, installation, operation, and maintenance instructions for the unit.
This manual covers all aspects of the Carrier 19XR closed centrifugal chiller, including safety precautions, system components, refrigeration and lubrication cycles, and control system operation. It is intended for installers, service technicians, and operators who need detailed guidance on commissioning, routine maintenance, and troubleshooting.
The document also includes specifications for refrigerant type, pressure ranges, temperature limits, and recommended procedures for oil handling, refrigerant charging, and fault diagnosis. Appendices provide wiring diagrams, startup cabinet details, and a comprehensive parts list. This manual is written in Chinese.
| Refrigerant | HFC-134a |
|---|---|
| Supply Frequency | 50/60 Hz |
| Oil Reservoir Temperature | 125–150 °F (52–66 °C) |
| Condenser Pressure | 60–135 psid (390–950 kPa) |
| Condenser Temperature | 60–105 °F (15–41 °C) |
| Evaporator Pressure | 60–80 psid (410–550 kPa) |
| Evaporator Temperature | 34–45 °F (1–8 °C) |
The unit uses refrigerant HFC‑134a.