Do you have a question about the Hitachi RAS-09GH4 and is the answer not in the manual?
Cooling Capacity | 2.5 kW |
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Power Supply | 220-240V, 50Hz |
Energy Efficiency Ratio (EER) | 3.21 |
Coefficient of Performance (COP) | 3.61 |
Refrigerant | R410A |
Indoor Unit Weight | 9 kg |
Noise Level (Outdoor) | 50 dB |
Type | Split System |
Components and their functions within the indoor air conditioning unit.
Components and their functions within the outdoor air conditioning unit.
Allows manual start/stop and automatic mode operation without the remote.
Instructions for cleaning the air filter to maintain performance and air quality.
Procedure for cleaning the front panel of the indoor unit.
Points to check during periodic inspections by qualified service personnel.
Specifications and operational details of the thermostat component.
Specifications and connection details for the fan motor.
Specifications, connection, and resistance values for the compressor motor.
How ON/OFF, timer reserve, and sleeping functions operate independently.
Function of the reset circuit in initializing the microcomputer after power issues.
Explanation of the buzzer circuit activation and sound generation.
How infrared signals from the remote controller are received and processed.
How the service switch enables temporary cooling control for troubleshooting.
Troubleshooting common problems encountered during the cooling operation mode.
Troubleshooting common issues specific to the dehumidifying operation mode.
Troubleshooting common problems encountered during the heating operation mode.
Common questions and answers regarding the automatic operation mode.
Questions and answers related to the functionality and settings of the wireless remote.
Steps to diagnose and fix issues when the unit does not provide cooling or heating.
Interpreting timer lamp blinking patterns to identify specific component failures.