GMV5 D.C INVERTER MULTI VRF                                                                                              SERVICE MANUAL 
2 
 
SAFTY PRECAUTIONS 
To prevent injury to the user or other people and property damage, the following instructions must 
be followed. 
Incorrect  operation  due  to  ignoring  instruction  will  cause  harm  or  damage.  The  seriousness  is 
classified by the following indications. 
 
This is the safety alert symbol. It is used to alert you to potential personal injury hazards. 
Obey all safety messages that follow this symbol to avoid possibleinjury or death. 
This mark indicates procedures which, if improperly performed, might lead to the death or 
serious injury of the user. 
This mark indicates procedures which, if improperly performed, might possibly result in 
personal harm to the user, or damage to property. 
NOTICE is used to address practices not related to personal injury. 
 
 
 
■Installation 
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 air conditioner. 
• 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. 
Always install a dedicated circuit and breaker. 
• Improper wiring or installation may cause fire or electric shock. 
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 air conditioner. 
• There is risk of fire or failure of product. 
Use the correctly rated breaker or fuse. 
• There is risk of fire or electric shock.