Service manual


GB
General
It is a high efficiency DC inverter technology outdoor unit,
since it’s a lego concept unit, it can be matched to several inverter indoor units such as �all units such as �all such as �all
mounted type �ith a capacity range of 9000 – 12000 BTU for each single indoor unit. type �ith a capacity range of 9000 – 12000 BTU for each single indoor unit. �ith a capacity range of 9000 – 12000 BTU for each single indoor unit.9000 – 12000 BTU for each single indoor unit. – 12000 BTU for each single indoor unit.12000 BTU for each single indoor unit. BTU for each single indoor unit.BTU for each single indoor unit. for each single indoor unit.
Main Features
DC Inverter
R410a
sine �ave form and 120 degree rectangular �ave form in compressor driver
sensor less inverter compressor driver
high speed calculation for accurate sine �ave form vector control
smart PFC control
fuzzy logic control
High SEER
Lego Concept
Pre-Charged.
Cooling operation at outdoor temperature do�n to 50
0
F
Heating operation at outdoor temperature do�n to 5
0
F.
Variable Speed outdoor fan.
Lo� noise level
EEV for each indoor unit
Tubing Connections
Flare type interconnecting tubing to be produced on site.For further details please refer to
APPENDIX A on this manual, and to the relevant indoor service Manual,
Inbox Documentation
Each indoor unit is supplied �ith its o�n installation and operation manuals.
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  IntRoDUCtIon