21
Cleaning and MaintenanceCleaning and Maintenance
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 off against cold air when the heat pump is heating.
De-ice cycle The internal fan will be off against cold air when the heat pump is heating.
Protect compressor
The air conditioner does not start operating immediately to protect the
compressor of the outdoor unit after it has been started.
NOTE
• If the heat pump is operating in Heat mode, the de-ice cycle is actuated to remove frost from an outdoor
unit that may have deposited at low temperatures.
• The internal fan is switched off automatically and restarted only after the de-ice cycle is completed.
• When the de-ice cycle is operating,it may generate strange sound. It is normal operation for product
safety.
To Next Page
Loading...
