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General| Brand | Hitachi |
|---|---|
| Model | RAK-35NH5 |
| Category | Air Conditioner |
| Language | English |
Main title of the document, providing technical details for the equipment.
Details on the technical characteristics and performance of the air conditioning units.
Essential safety guidelines to follow before and during repair operations.
Precautions to ensure safe installation of the air conditioning unit.
Safety measures for moving or performing maintenance on the unit.
Important safety rules to observe while the air conditioner is operating.
Lists crucial points for the safe handling and storage of parts.
Provides important warnings and advice for operating the air conditioner safely.
Detailed technical specifications for various air conditioner models.
Comprehensive table detailing specifications for different room air conditioner models.
Specifies cooling and heating capacities for various indoor unit combinations.
Information on the new R410A refrigerant and its properties.
Information on new technological advancements in the unit.
Provides dimensions for flare nuts used in expansion piping.
Lists new tools required for servicing R410A refrigerant systems.
Step-by-step instructions for the refrigerant recharging process.
Describes the operation modes and settings for cooling.
Explains the operation and settings for dehumidifying mode.
Details the fan speed settings and operation.
Explains the working principle of the damper mechanism.
Instructions for setting various switches on the unit.
Critical safety warnings before using the product.
Essential safety rules for operating the air conditioner.
Identification and functions of indoor unit components.
Details on the remote controller's parts and functions.
Explanation of the automatic operation mode of the air conditioner.
Important precautions to follow when using the appliance.
Instructions for setting the ON timer for the air conditioner.
Instructions for setting the OFF timer for the air conditioner.
Guide to setting the sleep timer function for comfort.
Information about the air filter and its maintenance.
Instructions for cleaning the front panel of the unit.
Overview of the unit's operational capabilities.
Key checks to perform during regular inspection of the unit.
Safety measures during appliance use.
Identifies and describes the parts and functions of the unit.
Names and functions of the unit's constituent elements.
Procedure to cancel a program.
How to set the timer mode for temporary operation.
Points to verify during regular inspection.
Information regarding unit capacity.
Critical safety warnings during unit operation.
Identification and functions of indoor unit parts.
Details on the remote controller's components and functions.
Explanation of the automatic operation mode.
Important precautions to follow when using the appliance.
Steps to cancel a timer reservation.
Steps to cancel a timer reservation.
Recommended room temperatures for optimal operation.
Guidelines for proper ventilation of the unit.
Reminder to regularly clean the air filter.
Instructions for attaching air filters.
Information on the washable front panel.
Maintenance for extended non-operation periods.
Unit performance in cooling and dehumidifying modes.
Key checks for regular inspection.
Safety measures during appliance use.
Identification and functions of unit parts.
Names and functions of unit elements.
Procedure to cancel a program.
How to set the timer mode for temporary operation.
Points to verify during regular inspection.
Information regarding unit capacity.
Critical safety warnings during unit operation.
Identification and functions of indoor unit parts.
Details on the remote controller's components and functions.
Explanation of the automatic operation mode.
Important precautions to follow when using the appliance.
Steps to cancel a timer reservation.
Steps to cancel a timer reservation.
Recommended room temperatures for optimal operation.
Reminder to regularly clean the air filter.
Instructions for attaching air filters.
Information on the washable front panel.
Maintenance for extended non-operation periods.
Unit performance in cooling and dehumidifying modes.
Key checks for regular inspection.
Critical safety warnings during unit operation.
Identification and functions of indoor unit parts.
Details on the remote controller's components and functions.
Explanation of the automatic operation mode.
Important precautions to follow when using the appliance.
Steps to cancel a timer reservation.
Steps to cancel a timer reservation.
Recommended room temperatures for optimal operation.
Instructions for cleaning the air filter.
Potential interference from electrical products.
Key checks for regular inspection.
Unit performance in cooling and dehumidifying modes.
Diagram illustrating the power supply circuit for the RAM-80QH5.
Details on the System Power Module (SPM) components.
Troubleshooting for communication error 1.
Example check for communication error 1.
Circuit diagram for System Power Module 1.
Power supply circuit for the outdoor unit PWB.
Switching power supply details for cycle A.
Configuration of the overload control system.
Interface circuit for RICA.
Resistance and temperature values for electric expansion valve thermistors.
LED lighting modes for LD301A when thermistors are troubled.
Explanation of effective power utilization.
Troubleshooting common issues in cooling mode.
Troubleshooting steps for refrigeration mode.
Safety precautions before checking the power module.
Precautions to take during fault detection.
Steps for inspecting external electrical parts using Method 1.
Table correlating LED blinking with thermistor issues.
Troubleshooting for when the unit does not power on.
Troubleshooting for when only the indoor fan fails to operate.
Troubleshooting for incorrect indoor fan speed.
Troubleshooting for system shutdown after startup.
Location for installing the self-diagnosis lamp.
Explains the self-diagnosis lamp lighting modes.
Troubleshooting for when the unit does not power on.
Troubleshooting for when only the indoor fan fails to operate.
Troubleshooting for incorrect indoor fan speed.
Troubleshooting for system shutdown after startup.
Exploded view diagram of the parts.
