3 SERVICE MANUAL FOR AMERICA
1. INTRODUCTION
1.1 General
The new CMV and CS 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 wall
mounted type with a capacity range of 9000 – 12000 BTU for each single indoor unit.
1.2 Main
Features
DC Inverter
R410a
sine wave form and 120 degree rectangular wave form in compressor driver
sensor less inverter compressor driver
high speed calculation for accurate sine wave form vector control
smart PFC control
fuzzy logic con
trol
High SEER
Lego Concept
Pre-Charged
.
Cooling operation at outdoor temperature down to 50
0
F
Heating operation at outdoor temperature down to 5
0
F.
Variable Speed outdoor fan.
Low noise level
EEV for each indoor unit
1.3 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,
1.4 Inbox Documentation
Each indoor unit is supplied with its own installation and operation manuals.
