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General| Brand | Thermo King |
|---|---|
| Model | CRR-40 800 |
| Category | Heat Pump |
| Language | English |
Precautions, properties, and first aid for handling refrigerants.
Precautions and first aid for handling refrigerant oil.
Guidelines for working safely with high and low voltage electrical components.
Precautions for servicing controllers and preventing damage from ESD and welding.
Cooling capacity data for CRR-40 models under different conditions.
Details about the compressor model, oil, and high pressure cutout switch.
Conditions that terminate the defrost cycle, based on sensors and timers.
Electrical specifications for the compressor motor, including type, power, and amps.
Description of the compressor and its liquid injection cooling system.
Overview of the microprocessor controller's capabilities and display features.
Explanation of the controller keypad, LED, and LCD display functions.
Overview of unit protection devices like circuit breakers and fuses.
Steps for performing a visual inspection before loading the container.
Steps for performing a functional test on units with MPC2000ID or MP-3000a controllers.
Procedures for starting the unit and setting the controller temperature setpoint.
How the controller displays and handles alarms and status messages.
How the controller records and allows download of operational data.
How the controller uses integrated circuits to monitor and control unit functions.
How the controller manages chill loads based on setpoints and supply air.
How liquid injection protects the compressor from high temperatures.
Controller actions for high compressor discharge temperatures.
How the controller performs a probe test to check sensors.
How the controller maintains temperature in chill loads mode.
How the controller manages frozen loads, locking out modulation and heat modes.
Conditions and methods for initiating defrost cycles.
Conditions that cause the defrost mode to terminate.
Step-by-step instructions for changing the controller setpoint.
How to manually initiate a defrost cycle.
How to access and view alarm codes recorded by the controller.
Explanation of different alarm types and their states (active, not active).
Steps to view the list of recorded alarm codes.
How to perform automated tests on individual unit components.
How to initiate and perform Pretrip (PTI) tests for unit diagnostics.
How to select and perform tests on individual components manually.
Detailed steps, possible alarms, and durations for the Brief PTI test.
Detailed steps, possible alarms, and durations for the Full PTI test.
Step-by-step procedure for replacing the unit's controller.
Explanation of status messages displayed by the controller and their corresponding actions.
Table detailing status messages, their indications, and controller actions.
Detailed list of alarm codes, their descriptions, and corrective actions.
Description and testing procedure for the high pressure cutout switch.
Procedure for testing the high pressure cutout switch using a gauge manifold.
Methods and steps for performing a refrigerant leak test.
How to check the refrigerant charge using receiver tank sight glasses.
Detailed steps for checking refrigerant charge with sight glasses.
Detailed steps for evacuating the refrigeration system to the required vacuum level.
How to perform a pressure rise test to check for leaks or moisture.
Steps for charging the system with refrigerant from an evacuated condition.
Procedure for completing the refrigerant charge for partially charged units.
Complete procedure for replacing the KVQ valve body.
Cautions and procedures for using refrigerant recovery equipment.
Steps for removing the compressor from the unit.
Steps for installing a new or repaired compressor.
Items to inspect before loading the container.
Troubleshooting steps for a compressor with no amperage draw.
Troubleshooting steps for a compressor with excessive amperage or overload cycling.
Troubleshooting for a burned-out compressor contactor.
Troubleshooting steps for a unit that is short cycling.
Troubleshooting for a condenser fan motor that is not operating.
Troubleshooting for evaporator fan motors that are not operating.
Troubleshooting steps when the unit is in vacuum and not cooling.
Troubleshooting steps for high load temperatures when the unit is not cooling.
Troubleshooting for low head pressure conditions.
Troubleshooting for high head pressure conditions.
Troubleshooting for compressor oil loss or migration.
Troubleshooting for frosted or sweating suction lines.
Troubleshooting for frost on the expansion valve when the unit is in vacuum.
Troubleshooting for high suction pressure.
Troubleshooting for low suction pressure conditions.
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