24
7. Connecting a Home Automation Device
The HA (white) 4P terminal is located on the indoor unit PCB. If a HA device will be used,
connect it to this terminal.
8. Installation Check Sheet
The strength of the installation location is sufficient to support the A/C weight.
The indoor and outdoor units are installed level and vertically.
The power and voltage are as specified.
Inter-unit cables are securely fastened to the terminal board.
Inter-unit cables are securely fixed.
The power cord and inter-unit cables are not connected anywhere along their paths.
The ground wire is securely connected.
An air purge of the refrigerant circuit has been conducted.
A leak test of the tubing connections has been performed.
Thermal insulation has been applied to the tubing connections.
Drain connections are secure and water drains properly.
Putty has been used to close the hole in the wall.
All service valves are fully open.
Remote controller signals are being positively received.
07-155 CMH1972-3172 6/6/07 9:34 AM Page 24
