Johnson Controls YVAHP072B31S, Service Manual

Page: 372 / 1796

1-356
Service Manual
INSTALLATION
7. Electrical Wiring
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complete and conform to local and NEC (National Electrical Code) standards. Failure to uphold
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2
), 2-Conductor, Stranded Copper.
Shielded cable must be considered for applications and routing in areas of high EMI and other
sources of potentially excessive electrical noise to reduce the potential for communication errors.
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as per Johnson Controls guidelines. Plenum and riser ratings for communication cable must be
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2) Connect the motor connector for the auto louver to the relay connector on the indoor unit.
NOTE:
When the one-way type indoor unit is installed at, or adjacent to, a sloped ceiling, disconnect the
discharge louver motor from the relay connector (see diagram) to prevent undesirable drafts.
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3) After completing the wiring connection of the decorative panel, attach the air inlet grille. (Refer to Section 6)
NOTE:
Make sure to install the swivel of the supporting string to the decorative panel.
Fan Casing
Relay Connector
Motor Connector
for Auto Louver
Decorative Panel