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.
What to do if Hitachi YUTAKI S RWM-8.0NE Air Conditioner shows abnormal transmission between outdoor and indoor units?
If your Hitachi Air Conditioner shows 'Abnormal transmission between outdoor and indoor units', check the wiring, terminals, and PCB for faults. This issue can be caused by incorrect wiring, loose terminals, PCB failure, a tripped fuse, or the power supply being OFF.
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.
How to solve Incorrect indoor unit setting on Hitachi YUTAKI S RWM-8.0NE Air Conditioner?
Correct the indoor unit capacity settings.
What causes Abnormality of picking up circuit for protection (Outdoor unit) in Hitachi YUTAKI S RWM-8.0NE?
If your Hitachi Air Conditioner displays 'Abnormality of picking up circuit for protection (Outdoor unit)', inspect indoor unit PCB and wiring. The cause can be a failure of indoor unit PCB, incorrect wiring, or connection to PCB in the indoor unit.
What to do if Hitachi YUTAKI S RWM-8.0NE shows Transistor module protection activation?
Inspect the transistor module conditions.
What does Decrease in discharge gas superheat mean for Hitachi Air Conditioner?
If your Hitachi Air Conditioner displays 'Decrease in discharge gas superheat', check refrigerant charge and inspect related components. Possible causes are excessive refrigerant charge, failure of thermistor, incorrect wiring, incorrect piping connection, or expansion valve locking at opened position (disconnected connector).
How to solve RF Communication failure on Hitachi Air Conditioner?
If your Hitachi Air Conditioner shows 'RF Communication failure', check the RF communication setup. This issue occurs when there is no communication for 1 hour with one or two RF receivers which are bound to the RF-Bridge.
What to do if Hitachi YUTAKI S RWM-8.0NE Air Conditioner shows Increase in the inverter fin temperature or abnormality?
Check cooling conditions for the inverter.
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.
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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