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4 HR Unit
Safety Precautions
Safety Precautions
To prevent injury to the user or other people and property damage, the following instructions must be followed.
n Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by
the following indications.
This symbol indicates the possibility of death or serious injury.
This symbol indicates the possibility of injury or damage to properties only.
• Have all electric work done by a licensed electrician according to "Electric Facility Engineering Standard"
and "Interior Wire Regulations" and the instructions given in this manual and always use a special circuit.
- If the power source capacity is inadequate or electric work is performed improperly, electric shock or fire
may result.
• Ask the dealer or an authorized technician to install the HR unit.
- Improper installation by the user may result in water leakage, electric shock, or fire.
• Always ground the product.
- There is risk of fire or electric shock.
• Make the connections securely so that the outside force of the cable may not be applied to the terminals.
- Inadequate connection and fastening may generate heat and cause a fire.
• For re-installation of the installed product, always contact a dealer or an Authorized Service Center.
- There is risk of fire, electric shock, explosion, or injury.
• Do not install, remove, or re-install the unit by yourself (customer).
- There is risk of fire, electric shock, explosion, or injury.
• Do not store or use flammable gas or combustibles near the HR Unit.
- There is risk of fire or failure of product.
• Use the correctly rated breaker or fuse.
- There is risk of fire or electric shock.
• Do not damage or use an unspecified power cord.
- There is risk of fire, electric shock, explosion, or injury.
• Do not touch the power switch with wet hands.
- There is risk of fire, electric shock, explosion, or injury.
• Securely install the cover of control box and the panel.
- If the cover and panel are not installed securely, dust or water may enter the HR unit and fire or electric
shock may result.
• Be cautious when unpacking and installing the product.
- Sharp edges could cause injury. Be especially careful of the case edges.
• Safely dispose of the packing materials.
- Packing materials, such as nails and other metal or wooden parts, may cause stabs or other injuries.
- Tear apart and throw away plastic packaging bags so that children may not play with them. If children play
with a plastic bag which was not torn apart, they face the risk of suffocation.
•
Avoid a place where rain may enter since the HR unit is for indoor.
- There is risk of property damage, failure of product, or electric shock.
•
Install the HR unit at a place in which it is not affected by operation mode changing noise.
- Installation within cell such as meeting room etc. may disturb business due to noise.
•
Always check for gas (refrigerant) leakage after installation or repair of product.
- Low refrigerant levels may cause failure of product.
•
Keep level even when installing the product.
- To avoid vibration or water leakage.
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