Electrical Installation - Trane MCX512 G1 Installation Manual

All wiring and grounding must comply with local electrical codes.
Grounding Required!
Follow proper local and state electrical code on requirements for grounding. Failure to
follow code could result in death or serious injury.
Hazardous Voltage!
Disconnect all electric power, including remote disconnects before servicing. Follow
proper lockout/tagout procedures to ensure the power can not be inadvertently
energized. Failure to disconnect power before servicing could result in death or serious
injury.
Wiring
Important Safeguards:
Electrical Connections
See Section: Wiring System Diagram
Indoor Unit
Remove the right side panel and return grille (see previous instructions), to access the terminal
base.
Outdoor unit
Outdoor Unit - Indoor Unit Electrical Interconnection should be in accordance with the applicable
system wiring diagram and indoor unit diagrams.
Outdoor unit diagram are contained in the outdoor unit Installer Manual.
Note: All wiring must comply with national state and local codes.
Note: After completing the connections, re-confirm them to be in accordance with the unit and
MS-SVN15B-EN

Electrical Installation

WARNING
WARNING
– Check the unit nameplate for electrical rating. Be sure wiring is done according to local
codes and wiring diagram.
– Use a separate power line with circuit breaker for each air conditioning unit.
– Connect electrical ground to all units.
– Wiring should not touch refrigerant tubing, compressor, motors or moving parts.
– The manufacturer will accept no responsibility for problems caused by unauthorized
changes in the internal wiring.
– Connect the wiring firmly.
– Pass the system wiring through the PVC pipe (both power and control lines) to
interconnect indoor and outdoor units.
– Connect the wire terminals to the terminal base (see connection indication on system
wiring diagram).
– Make sure all connections are tight.
system wiring diagrams.
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