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General| Brand | Carrier |
|---|---|
| Model | 38CJR018-723 |
| Category | Air Conditioner |
| Language | English |
Diagram showing dimensions and parts of the indoor unit.
Diagram of outdoor unit dimensions for specific models.
Diagram of outdoor unit dimensions for specific models.
Diagram of outdoor unit dimensions for specific model.
Diagram of outdoor unit dimensions for specific model.
Electrical wiring diagram for various indoor/outdoor unit combinations.
Electrical wiring diagram for specific indoor/outdoor unit pairs.
Electrical wiring diagram for specific indoor/outdoor unit pairs.
Electrical wiring diagram for specific indoor/outdoor unit pairs.
Electrical wiring diagram for specific indoor/outdoor unit pairs.
Detailed list of electrical components for specific indoor units.
Detailed list of electrical components for specific indoor units.
Detailed list of electrical components for specific outdoor units.
Detailed list of electrical components for specific outdoor units.
Detailed list of electrical components for specific outdoor units.
Detailed list of electrical components for specific outdoor units.
Detailed list of electrical components for specific outdoor units.
Diagram illustrating the refrigeration cycle for specific unit models.
Diagram illustrating the refrigeration cycle for specific unit models.
Diagram illustrating the refrigeration cycle for specific unit models.
Diagram illustrating the refrigeration cycle for specific unit models.
Diagram illustrating the refrigeration cycle for specific unit models.
Block diagram showing control logic for specific indoor/outdoor units.
Block diagram showing control logic for specific indoor/outdoor units.
Overview of how the indoor and outdoor units control the air conditioner's operation.
Description of vertical air flow louver operation and settings.
Details on indoor fan motor operation based on speed settings.
Explanation of the circuit operations during unit start-up and mode changes.
Describes fan-only mode operation and fan speed control.
Explains control of compressor, 4-way valve, and fan during cooling mode.
Details compressor, fan, and valve control during dry operation mode.
Explains control for heating mode, including compressor and fan operation.
Describes automatic mode selection based on temperature differences.
Control to prevent excessive pressure in the refrigerating cycle.
Control to prevent indoor heat exchanger freezing.
Procedure for defrosting operation in heating mode.
Enabling and disabling the auto restart feature after power failure.
Indicator for filter cleaning and how to reset it.
Critical safety instructions for installation personnel and users.
Visual guide for installing indoor and outdoor units, including clearances.
General installation procedures and parts lists.
List of optional parts required for installation.
List of included accessories and parts for installation.
Detailed procedures for installing the indoor unit.
Guidelines for selecting the optimal location for the indoor unit.
Instructions for drilling holes and mounting the indoor unit's plate.
Procedures for electrical connections and power source requirements.
Steps for connecting the indoor unit's wiring.
Guidance on connecting refrigerant pipes and drain hoses.
Steps for securely mounting the indoor unit onto the installation plate.
Instructions for proper drain hose setup to ensure drainage.
Detailed procedures for installing the outdoor unit.
Criteria for selecting an appropriate outdoor unit installation location.
Steps for connecting refrigerant pipes, including flaring and tightening.
Procedure for evacuating the system using a vacuum pump.
Instructions for connecting electrical wiring to the outdoor unit.
Procedure for setting the remote control selector for multiple units.
Additional procedures including leak tests and settings.
Method for performing a gas leak test on connections.
Instructions for performing a test run of the unit.
How to enable the auto restart function after power interruptions.
General steps to follow for troubleshooting unit issues.
Initial checks to perform before diagnosing faults.
Checking if the input voltage is within the specified range.
Verifying proper connection of indoor and outdoor unit cables.
Understanding microcontroller control logic and expected operations.
Initial assessment of problems based on symptoms and controller roles.
Functions and responsibilities of the indoor unit's control system.
How the unit self-diagnoses and indicates faults via display lamps.
Using the remote control for self-diagnosis and checking error codes.
Steps to enter service mode for remote control diagnostics.
Flowcharts for diagnosing specific faulty components.
Specific troubleshooting steps for indoor unit malfunctions.
Steps for diagnosing why the unit does not power on at all.
Troubleshooting steps when only the indoor fan fails to operate.
Diagnostic procedures when the compressor fails to operate.
Diagnosing issues related to interconnect and serial signal wiring.
Steps to troubleshoot when the outdoor unit is unresponsive.
Diagnosing why the outdoor unit stops intermittently after startup.
Procedures for checking and diagnosing the P.C. board.
Steps for inspecting the indoor P.C. board for defects.
Steps to diagnose and resolve issues with the remote control.
Procedures for disassembling and replacing parts of the indoor unit.
Procedures for replacing parts in specific outdoor unit models.
Procedures for replacing parts in specific outdoor unit models.
Procedures for replacing parts in specific outdoor unit models.
Procedures for replacing parts in specific outdoor unit models.
Exploded view and parts list for the indoor unit's E-parts assembly.
Exploded view and parts list for the indoor unit.
Exploded view and parts list for specific outdoor unit models.
Exploded view and parts list for specific outdoor unit models.
Exploded view and parts list for specific outdoor unit models.
Exploded view and parts list for specific outdoor unit models.
Exploded view and parts list for specific outdoor unit models.
