Haier 1U12TE1VHA - System Operation Modes

SEQUENCE of OPERATION
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ENGLISH
Sequence of Operation
Table of Contents
System Power .................................................................................................................................................................. 26
Cool Mode ........................................................................................................................................................................ 26
Overview ........................................................................................................................................................................................ 26
Indoor Unit ..................................................................................................................................................................................... 26
Temperature Sensors .................................................................................................................................................................... 26
Communication ............................................................................................................................................................................. 26
Outdoor Unit .................................................................................................................................................................................. 26
Temperature Sensors .................................................................................................................................................................... 27
Call to Terminate Cooling ............................................................................................................................................................. 27
Freeze Protection Function ........................................................................................................................................................... 27
Heat Mode ........................................................................................................................................................................ 27
Overview ........................................................................................................................................................................................ 27
Cold Air Proof Operation ................................................................................................................................................................ 27
Defrost ........................................................................................................................................................................................... 28
Automatic Heating Temperature Compensation
...................................................................................................................... .28
Indoor Unit ..................................................................................................................................................................................... 28
Temperature Sensors .................................................................................................................................................................... 28
Communication ............................................................................................................................................................................. 28
Outdoor Unit .................................................................................................................................................................................. 28
Temperature Sensors .................................................................................................................................................................... 28
Call to Terminate Heating ............................................................................................................................................................. 29
Auto Mode........................................................................................................................................................................ 29
Dry Mode ......................................................................................................................................................................... 29
Overview ........................................................................................................................................................................................ 29
Indoor Unit ..................................................................................................................................................................................... 29
Temperature Sensors .................................................................................................................................................................... 29
Communication ............................................................................................................................................................................. 29
Outdoor Unit
.................................................................................................................................................................................. 29
Temperature Sensors .................................................................................................................................................................... 30
Defrost Operation ............................................................................................................................................................ 30
Protection Functions ........................................................................................................................................................ 30
TTC High Temperature Protection ................................................................................................................................................ 30
....................................................................................................................................... 30
........................................................................................................................................... 31
................................................................................................................. 31
Indoor Unit Overheating
Compressor High Current
Indoor Anti-freeze