27
10. Power and Communication Wiring for
Systems
CAUTION
Thisunit mustbe properlygrounded andprotected bya
circuitbreaker.The groundwirefortheunitmustnot be
connectedtoagasorwaterpipe,alightningconductoror
atelephonegroundwire.
Do not connect power wires to the outdoor unit un-
til all other wiring and piping connections have been
completed.
Install all wiring at least 3 feet (1 m) away from televi-
sions, radios or other electronic devices in order to
avoid the possibility of interference with the unit op-
eration.
Do not install the unit near a lighting appliance that in-
cludes a ballast. The ballast may affect remote control
operation.
WARNING
Isolate the power supply before accessing unit electri-
cal terminals.
Install unit so that unit disconnect is accessible.
Follow all local and national codes, as well as this
installation instruction, during installation. Do NOT
overload electrical circuit, as this may lead to failure
andpossiblere.
Usespeciedwiringandcabletomakeelectricalcon-
nections. Clamp cables securely and make sure that
connections are tight to avoid strain on wiring. Inse-
cure wiring connections may result in equipment fail-
ureandriskofre.Wiringmustbeinstalledsothatall
cover plates can be securely closed.
IntheU.S.A.,wiringmustconformwithcurrentlocalcodes
and the current National Electric Code (NEC). In Canada,
wiringmustconformwithcurrentlocalcodesandthecurrent
CanadianElectricalCode(CEC).
Refer to unit nameplate for minimum circuit ampacity and
maximumover-currentprotectionsize.
• Allindoorunitsarepoweredbytheoutdoorunit.
• Makeallelectricalpowerwiringconnectionsatthe
outdoor unit.
• Sizeoutdoorunitpowerperlocalcodeandpower
requirements.
• Connectwiringbetweenindoorandoutdoorterminals.
• Refertounitnameplateforratedvoltage.
• Besuretoreattachallelectricalboxcoversafter
connectionsarecomplete.
• FollowNEC/CECstandardsandalllocalandstate
codesduringwiringinstallation.
To Next Page
Loading...
Need help?
General
