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10 MS-SVN015-EN
Electrical Installation
All wiring and grounding must
comply with local electrical codes.
1. Wiring
Important Safeguards:
- 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.
2. 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.
- 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.
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.
- After completing the
connections, re-confirm them
to be in accordance with the
unit and system wiring
diagrams.
MS-SVN015-EN.p65 6/27/07, 11:24 AM10
Black