Specifications
6
Precautions for moving or repairing AHC
 CAUTION
 WARNING
To reduce the risk of electric shock, shorting, or 
malfunctions, keep wire pieces and sheath shavings out of 
the terminal block.
To reduce the risk of electric shock, malfunctions, or fire, 
seal the gap between the cable access holes with putty.
To reduce the risk of shorting, current leakage, electric 
shock, or malfunctions, keep the cables out of contact with 
the AHC edges.
AHC should be repaired or moved only by qualified 
personnel. Do not disassemble or modify AHC.
Improper installation or repair may cause injury, electric 
shock, or fire.
To reduce the risk of shorting, electric shock, fire, or 
malfunction, do not touch the circuit board with tools or 
with your hands, and do not allow dust to accumulate on 
the circuit board.
 CAUTION
Additional precautions
To avoid damage to AHC, use appropriate tools to install, inspect, or 
repair AHC.
AHC is designed for exclusive use with the Building Management 
System by Mitsubishi Electric. The use of AHC for with other 
systems or for other purposes may cause malfunctions.
Take appropriate measures against electrical noise interference 
when installing the air conditioners in hospitals or facilities with 
radio communication capabilities.
Inverter, high-frequency medical, or wireless communication 
equipment as well as power generators may cause the air 
conditioning system to malfunction. Air conditioning system may 
also adversely affect the operation of these types of equipment by 
creating electrical noise.










