Mitsubishi Heavy Industries FDCW60VNX-A, Installation Manual

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Electrical installation
Optional connections
RC-HY20
Room sensor BT50
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CAUTION
Changes of temperature in accommodation
take time. For example, short time periods in
combination with underfloor heating will not
give a noticeable difference in room temperature.
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Step controlled additional heat
NOTE
Mark up any junction boxes with warnings for
external voltage.
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