CONTENTS
PRODUCT ........................................................................................................................................ 1
1 PRODUCT LIST ........................................................................................................................................ 1
2 NOMENCLATURE..................................................................................................................................... 2
2.1 Nomenclature of outdoor units.................................................................................................................. 2
3 PRODUCT FEATURES............................................................................................................................. 2
3.1 General introduction..................................................................................................................................... 2
3.2 Features............................................................................................................................................................ 2
4 SPECIFICATIONS..................................................................................................................................... 3
4.1 Specifications................................................................................................................................................. 3
4.2 Operation range ............................................................................................................................................. 4
5 PRODUCT CAPACITY CORRECTION..................................................................................................... 4
5.1Correction factor of indoor and outdoor temperature .......................................................................... 4
5.2 Correction factor of pipe length and height difference........................................................................ 5
6 PRINCIPAL OF OPERATION.................................................................................................................... 6
CONTROL ........................................................................................................................................ 9
1UNITS’ CONTROL.................................................................................................................................... 9
1.1 Schematic diagram of units’ control ......................................................................................................... 9
1.2 Interpretation on the schematic diagram................................................................................................. 9
2REMOTE MONITORING SYSTEM .......................................................................................................... 9
2.1 General introduction..................................................................................................................................... 9
3MONITORING SOFTWARE................................................................................................................... 10
3.1 Function introduction................................................................................................................................. 10
3.2 Connection of computer and units.......................................................................................................... 10
3.3 Parts introduction........................................................................................................................................ 11
INSTALLATION .............................................................................................................................. 55
1 ENGINEERING INSTALLATION PREPARATION AND NOTICE .......................................................... 55
1.1 Installation notice ........................................................................................................................................ 55
1.2 Installation key points and importance.................................................................................................. 55
2 INSTALLATION MATERIALS SELECTION............................................................................................ 56
2.1 Refrigerant piping........................................................................................................................................ 56
2.2 Condensate water pipe............................................................................................................................... 57
2.3 Insulation material....................................................................................................................................... 57
2.4 Communication cable and control cable............................................................................................... 57
2.5 Power cable................................................................................................................................................... 58
2.6 Hanger rod and support............................................................................................................................. 58
3 INSTALLATION OF OUTDOOR UNIT.................................................................................................... 58
3.1 Check before installation........................................................................................................................... 58
3.2 Selection of installation site...................................................................................................................... 58
3.3 Carrying and installing outdoor unit....................................................................................................... 58
3.4 Installation notices...................................................................................................................................... 59
3.5 Fixing and damping of unit ....................................................................................................................... 59
3.6 Outline dimension and position of installation hole........................................................................... 59
3.7 Installation space requirement................................................................................................................. 60
DEBUGGING &MAINTENANCE.................................................................................................... 61
1 DEBUGGING OF UNIT........................................................................................................................... 62
1.1 Preparation for debugging......................................................................................................................... 6 2
1.2 Debugging of unit........................................................................................................................................ 63
1.3 Parameters reference value for the normal operation of unit.......................................................... 67
2 MALFUNCTION LIST.............................................................................................................................. 69
2.1 Malfunction list for the wired controller................................................................................................. 69
2.2 Status display table for indicators on main board of outdoor unit................................................. 70
3 TROUBLESHOOTING ............................................................................................................................ 78
4 POWER DISTRIBUTION OF UNIT......................................................................................................... 88
4.1 Power distribution of unit.......................................................................................................................... 88
4.2 Main electric parts ....................................................................................................................................... 88
4.3 Circuit diagram............................................................................................................................................. 89
