What causes Hitachi YUTAKI RAS-6WHVNPE 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 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 fix Hitachi YUTAKI RAS-6WHVNPE 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 does Activation of low control mean on Hitachi Air Conditioner?
General| Cooling Capacity (kW) | 6.0 |
|---|---|
| Refrigerant | R32 |
| Power Supply | 220-240V, 50Hz |
| Energy Efficiency Ratio (Heating) | 4.0 |
| Outdoor Unit Weight | 50 kg |
| Noise Level (Outdoor Unit) | 48 dB(A) |
Provides critical safety warnings and instructions for installation and operation.
Illustrates refrigerant and hydraulic circuits for YUTAKI S split systems.
Illustrates refrigerant and hydraulic circuits for YUTAKI M monobloc systems.
Details wiring sizes for power supply, transmitting, and actuator cables.
Lists alarm codes for indoor units, their origin, details, and main factors.
Lists alarm codes for outdoor units, their type of abnormality, and main causes.
Covers general maintenance procedures for outdoor and indoor units.
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