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14
A
Internal protections via the unit control system
This internal protection operates if an internal fault occurs in the air conditioner.
Type Description
Against cold air
The internal fan will be o to against cold air when the heat pump is heating.
De-ice cycle
The internal fan will be o to against cold air when the heat pump is heating.
Anti-protection of internal
battery
The compressor will be o to protect internal battery when the air conditioner
operates in Cool mode.
Protect compressor
The air conditioner does not start operating immediately to protect the
compressor of the outdoor unit after it has been started.
• If the heat pump is operating in Heat mode, De-ice cycle is actuated to remove frost from an outdoor
unit that may have deposited at low temperatures.
• The internal fan is switched o automatically and restarted only after the de-ice cycle is completed.
NOTE
Cleaning and maintaining the air conditioner
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