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General| Brand | Hitachi |
|---|---|
| Model | RAC-60WPA |
| Category | Air Conditioner |
| Language | English |
General overview of semiconductor handling standards.
Identifies sensitive electronic components for handling.
Specific instructions for safe handling of semiconductors.
Safety guidelines for installing the unit.
Safety guidelines for moving and servicing the unit.
Safety guidelines for operating the unit.
Explains the meaning of the operation lamp.
Describes the function of the temporary switch.
Information on room heat sources affecting performance.
Instructions for long-term storage and power saving.
Safety measures during thunderstorms.
Advice on avoiding interference from other devices.
Instructions for cleaning and maintaining the pre-filter.
Procedure for cleaning the unit's front panel.
Steps for preparing the unit after extended non-use.
Pre-service checks for common issues.
Guide for installing batteries in the remote controller.
Instructions for mounting the remote controller holder.
Procedure for setting the unit's internal clock and calendar.
Functionality of automatic restart after power interruption.
Explanation of the defrost cycle during heating.
Details on how the dehumidifying function works.
How to control vertical air deflector swing.
Specifications for the room temperature thermistor.
Specifications for the indoor fan motor.
Specifications for the outdoor fan motor.
Circuit diagram for the remote control unit.
Location diagram for the main printed wiring board.
Location diagram for the receiving printed wiring board.
Explanation of the microcomputer reset circuit.
Circuit diagram for the buzzer operation.
Explanation of initial setting circuits.
Circuit diagram for the infrared receiver.
Circuit diagram for the auto sweep motor control.
Circuit for sensing room temperature.
Circuit for sensing heat exchanger temperature.
Circuit for the temporary operation switch.
Circuit for indoor fan motor feedback.
Explanation of the unit's power supply circuit.
Power circuit voltage specifications and test points.
Circuit for controlling the reversing valve.
Circuit for detecting various temperatures.
Circuit for controlling the electric expansion valve.
Circuit for controlling the outdoor DC fan motor.
Troubleshooting common issues in cooling mode.
Troubleshooting common issues in dehumidifying mode.
Troubleshooting common issues in heating mode.
Troubleshooting auto-fresh defrosting issues.
Troubleshooting automatic operation mode.
Troubleshooting temperature reservation functions.
Troubleshooting issues during unit startup.
Troubleshooting miscellaneous operational issues.
Safety precautions before performing checks.
Interpreting self-diagnosis codes from indicator lights.
Troubleshooting steps for power-on issues.
Troubleshooting outdoor unit operation without remote signal.
Troubleshooting indoor fan operation issues.
Troubleshooting air deflector movement problems.
Troubleshooting system stops and indicator behavior.
Checking the main power circuit board.
List and diagram of indoor unit parts.
List and diagram of outdoor unit parts.
