To Next PageTo Next PageWhat causes Transmission error between Central and indoor communication in Hitachi YUTAKI RAS-4-WHNPE Air Conditioner?
If your Hitachi Air Conditioner displays a 'Transmission error between Central and indoor communication', inspect and repair the indoor fuse and wiring. The issue is often caused by an indoor fuse meltdown or problems with the indoor/central connection wiring (breaking, wiring error, etc.).
How to reconfigure LCD settings on Hitachi Air Conditioner?
If your Hitachi Air Conditioner displays 'Incorrect LCD setting', reconfigure the LCD settings. This indicates that the current LCD configuration does not allow proper operation.
How to fix Hitachi YUTAKI RAS-4-WHNPE Air Conditioner transmission alarm?
If your Hitachi Air Conditioner displays a 'Transmission Alarm (Not outdoor unit detected)', it typically indicates a connection issue. Check the connectors for any looseness or breakage, as the cause may be a loose, disconnected, broken, or short-circuited connector.
What causes Hitachi Air Conditioner 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 Air Conditioner has Receiver Communication failure?
If your Hitachi Air Conditioner is not receiving a signal, check the Opentherm/Hlink connection.
How to fix Incorrect PCB Setting in Hitachi Air Conditioner?
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.
How to correct Hitachi Air Conditioner incorrect indoor unit number setting?
If your Hitachi Air Conditioner displays 'Incorrect indoor unit number setting', correct the indoor unit number settings. This issue can be caused by duplication of indoor unit numbers or the number of indoor units exceeding specifications.
How do I fix a 'Unit Capacity setting Error' on my Hitachi Air Conditioner?
If your Hitachi Air Conditioner displays a 'Unit Capacity setting Error', ensure correct capacity settings for both indoor and outdoor units. This error indicates a mismatch between the indoor and outdoor unit capacities.
How to fix Hitachi YUTAKI RAS-4-WHNPE activation of overcurrent protection?
If your Hitachi Air Conditioner activates overcurrent protection, inspect the inverter PCB and compressor operation. This can be caused by overload, overcurrent, failure of the Inverter PCB, a clogged heat exchanger, a locked compressor, or EVI/EVO failure.
What to do if Hitachi Air Conditioner shows Thermostat Heater Alarm?
If your Hitachi Air Conditioner is showing a high temperature in the electric heater, check the electric heater for proper operation.
General| Cooling Capacity (kW) | 4.0 |
|---|---|
| Heating Capacity (kW) | 5.0 |
| SCOP | 3.8 |
| Refrigerant | R410A |
| Coefficient of Performance (COP) | 4.0 |
| Weight (Indoor Unit) | 10 kg |
| Type | Air to Water Heat Pump |
| Power Supply | 220-240V, 50Hz |
