Content
1 Safety Notices (Please be sure to abide them) ....................................................... 1
2 Installation of Indoor Unit.......................................................................................... 1
2.1 Indoor Unit ........................................................................................................................ 3
2.2 Refrigerant Piping ............................................................................................................. 5
2.3 Drain Piping ...................................................................................................................... 6
2.4 Installing Indoor Unit ......................................................................................................... 7
2.5 Wiring Requirements .......................................................................................................12
3 Constitutes and Names of Every Part of Indoor Unit ............................................ 13
4 Working Temperature Range .................................................................................. 15
5 Remote Controller YAP1F ....................................................................................... 15
5.1 Button Name and Function Introduction ...........................................................................15
5.2 Preparation before Operation ..........................................................................................16
5.3 Introduction of Operation Function ...................................................................................16
5.4 Introduction of Special Function .......................................................................................19
5.5 Replacing Batteries in Remote Controller and NOTE .......................................................19
6 Maintenance Method ............................................................................................... 20
6.1 Units ................................................................................................................................20
6.2 Front Panel ......................................................................................................................20
6.3 Filters...............................................................................................................................21
6.4 Titanium Apatite Photocatalytic ........................................................................................22
6.5 Replacement ...................................................................................................................23
6.6 Before a Long Idle Period ................................................................................................23
7 Function Description of Functional Dial Switch S7 .............................................. 24
8 Malfunction Analyzing ............................................................................................. 24
8.1 Service Center .................................................................................................................25
8.2 After-Sales Service ..........................................................................................................25