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General| Model | RTAA-155 |
|---|---|
| Cooling Capacity | 155 tons |
| Voltage | 460V |
| Phase | 3 |
| Type | Air-Cooled Chiller |
Checklist to protect against transit damage and verify unit condition.
Outlines contractor duties for proper unit installation.
Steps to take before starting installation, including reporting damage.
Requirements for a rigid, level mounting pad or concrete foundation.
Specifies space needed around the unit for service access.
Procedures for flushing and connecting the evaporator water piping.
Details requirements for connecting the chilled water inlet piping.
Details requirements for connecting the chilled water outlet piping.
Measures to protect the unit and piping from freezing.
Discusses how system configuration affects line sizing and charges.
Procedures for sizing the liquid refrigerant line based on capacity and length.
Method to determine the correct refrigerant charge required for the system.
Calculation for the amount of additional oil needed based on refrigerant added.
General guidelines for electrical wiring and safety precautions.
Procedures for flushing and connecting unit water piping.
Connecting power supply, control, and auxiliary wiring to the unit.
Importance of maintaining voltage balance to prevent motor damage.
Step-by-step guide to start the unit after pre-start checks.
Procedure for measuring and adjusting system superheat.
Procedure for measuring and adjusting system subcooling.
