What causes Hitachi YUTAKI S RWM-8.0NE hydraulic alarm pressure?
If your Hitachi Air Conditioner displays 'Hydraulic alarm pressure', check the system for any leaks or blockages affecting water pressure. This alarm indicates that water pressure is not detected in the hydraulic cycle.
What to do if Hitachi YUTAKI S RWM-8.0NE shows Failure of discharge gas pressure sensor?
If your Hitachi Air Conditioner displays a 'Failure of discharge gas pressure sensor', check the connectors for any looseness or breakage. The issue may be a loose, disconnected, broken, or short-circuited connector.
How to fix Incorrect PCB Setting in Hitachi YUTAKI S RWM-8.0NE?
If your Hitachi Air Conditioner shows 'Incorrect PCB Setting', correct the DSW settings. This issue is caused by a wrong DSW setting in the case of Co041.
What causes Water inlet thermistor abnormally (THMwi) in Hitachi YUTAKI S RWM-8.0NE?
If your Hitachi Air Conditioner displays any of the following errors: Water inlet thermistor abnormally (THMwi), Water outlet thermistor abnormally (THMwo), Indoor Liquid Pipe Temp Thermistor Abnormality (THMl), Indoor Gas Pipe Temperature Thermistor Abnormality (THMg), Water Circuit 2 thermistor abnormally (THMwo2), Water DHW thermistor abnormally (THMdhwt), Auxiliary sensor 2 thermistor abnormally (THMaux2), Auxiliary sensor 1 thermistor abnormally (THMaux1), Water Plate HEX pipe thermistor abnormally (THMwohp), Suction R134a pipe thermistor abnormally (THMs), Discharge R134a pipe thermistor abnormally (THMd), check the connectors for any looseness or breakage. The cause may be a loose, disconnected, broken or short-circuited connector.
What causes Failure of suction gas pressure sensor in Hitachi YUTAKI S RWM-8.0NE Air Conditioner?
If your Hitachi Air Conditioner displays a 'Failure of suction gas pressure sensor', check the connectors for any looseness or breakage. The problem may stem from a loose, disconnected, broken, or short-circuited connector.
What to do if Hitachi YUTAKI S RWM-8.0NE shows Transistor module protection activation?
Inspect the transistor module conditions.
How to solve Incorrect indoor unit setting on Hitachi YUTAKI S RWM-8.0NE Air Conditioner?
Correct the indoor unit capacity settings.
How to troubleshoot Hitachi Air Conditioner hydraulic alarm flow and water pump malfunction?
If your Hitachi Air Conditioner displays a hydraulic alarm related to flow and water pump malfunction, check the water pump for proper operation and repair or replace it if defective. This alarm indicates that water flow is not detected in the hydraulic cycle or the pump is defective.
What causes Hitachi YUTAKI S RWM-8.0NE to activate safety device from excessively low suction pressure?
If your Hitachi Air Conditioner activates the safety device from excessively low suction pressure, inspect refrigerant levels and piping for blockages. This issue is often due to a shortage or leakage of refrigerant, piping clogging, a closed expansion valve, or a locked fan motor.
Why does my Hitachi YUTAKI S RWM-8.0NE Air Conditioner activate safety device from excessively high discharge pressure?
If your Hitachi Air Conditioner activates the safety device due to excessively high discharge pressure, inspect the heat exchanger and refrigerant conditions. This activation can be caused by overload (obstruction of HEX, short circuit), a mixture of inert gas, or excessive refrigerant.
General| Cooling Capacity | 8.0 kW |
|---|---|
| Heating Capacity | 9.0 kW |
| Energy Efficiency Ratio (EER) | 3.21 |
| Coefficient of Performance (COP) | 3.61 |
| Refrigerant | R410A |
| Weight (Indoor Unit) | 13 kg |
| Weight (Outdoor Unit) | 54 kg |
| Noise Level (Outdoor Unit) | 52 dB(A) |
| Type | Heat Pump |
| Power Supply | 220-240V, 50Hz |
| Dimensions (Indoor Unit) | 295 x 998 x 210 mm |
Crucial safety warnings regarding power connection, electrical parts, service covers, and fire procedures.
Important notices regarding reading manuals, verifying information, product specifications, and intended use.
Considerations for electrical data, including power supply, phase, and current ratings.
Guidelines for electrical connection, including wiring size and dedicated power circuits.
Wizard start-up configuration steps, including language selection and assistant type.
List of alarms for indoor units, detailing code, origin, abnormality, and main factors.
List of alarms for outdoor units, detailing code, category, type of abnormality, and main cause.
General maintenance procedures and precautions for all inspections and checks.
Detailed maintenance steps for the outdoor unit, covering fan, heat exchanger, and piping.
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