80
installation check and test run
Is gas leaking from pipe connections?
Is heat insulation of pipe connected?
Are the connecting wires of indoor and outdoor units firmly
inserted into the terminals block?
Is the connecting wiring of indoor and outdoor units firmly
fixed?
Is drainage securely carried out?
Is the ground line securely connected?
Is the indoor unit securely fixed?
Is power source voltage abided by the code?
Are there unusual noises?
Is the lamp normally lighting?
Are cooling and heating operations performed normally?
Is the operation of room temperature regulator normal?