Hitachi air core 600 Installation & Maintenance Manual page 3

There are symbols on both indoor and outdoor equipment.
1. Safety measure
• Before installing or operating an air conditioner, read all safety information described in this
manual carefully.
• The warnings and precautions outlined in this manual are relevant to your safety and should
therefore be noted and cautioned.
Give this manual together with the instruction manual to the customer and inform the customer to
keep both manuals for future reference, such as when repositioning or repairing the air conditioner.
• The manufacturer shall not be liable for damage caused by neglect to follow the instructions in
this manual.
Warning
Caution
• To avoid electric shock, do not touch electrical parts immediately after turning off the
power, and wait at least 10 minutes or more after turning off the power before touching
electrical parts.
• Installation of this device should only be performed by experienced maintenance
personnel or skilled installation personnel who are installed in accordance with this
manual. Unskilled installation or incorrect installation may result in serious accidents
such as injury, water leakage, electric shock, or fire. If this device is not installed in
accordance with this manual, the manufacturer's warranty will be void immediately.
Warning
(Risk of fire)
Please read the instruction manual carefully before proceeding.
Maintenance personnel should read the user manual and installation
manual carefully before operation.
More information can be found in user manuals, installation manuals,
and other similar documents.
Indicates an obvious or potentially dangerous situation that, if not
avoided, could result in death or serious injury.
Indicates a potentially dangerous situation that could result in mild or
moderate injury or property damage.
This symbol applies to the R32 refrigerant, the
type of which is on the label of the outdoor unit.
In the case of this refrigerant, the R32 unit uses
a flammable refrigerant.
Yes, if this refrigerant leaks and is exposed to
an open flame or a heated part.
It may produce harmful gases and pose a fire
hazard.
Warning
1