SiBE041134
Table of Contents iv
5.10 Discharge Pressure Check...................................................................107
5.11 Outdoor Fan System Check.................................................................108
5.12 Main Circuit Short Check......................................................................108
5.13 Power Module Check ...........................................................................109
Part 7 Removal Procedure ........................................................110
1. Indoor Unit...........................................................................................111
1.1 Removal of Air Filters ...........................................................................111
1.2 Removal of Horizontal Blade................................................................113
1.3 Removal of Front Panel........................................................................115
1.4 Removal of Front Grille ........................................................................116
1.5 Removal of Vertical Blade ASSYs........................................................117
1.6 Removal of Electrical Box ....................................................................119
1.7 Removal of Swing Motor / PCBs..........................................................122
1.8 Removal of Indoor Heat Exchanger .....................................................127
1.9 Removal of Fan Rotor / Fan Motor.......................................................130
1.10 Exchange of Piping Direction (Drain Hose)..........................................133
2. Outdoor Unit........................................................................................134
2.1 Removal of Outer Panels / Fan Motor..................................................134
2.2 Removal of Electrical Box ....................................................................143
2.3 Removal of PCBs .................................................................................146
2.4 Removal of Reactor / Partition Plate ....................................................154
2.5 Removal of Sound Blankets .................................................................156
2.6 Removal of Four Way Valve.................................................................158
2.7 Removal of Compressor.......................................................................161
Part 8 Trial Operation and Field Settings................................. 163
1. Pump Down Operation........................................................................164
2. Forced Cooling Operation...................................................................165
3. Trial Operation ....................................................................................166
4. Field Settings ......................................................................................167
4.1 Model Type Setting ..............................................................................167
4.2 When 2 Units are Installed in 1 Room..................................................167
4.3 Standby Electricity Saving....................................................................168
4.4 Facility Setting Jumper (cooling at low outdoor temperature) ..............168
4.5 Jumper Settings ...................................................................................169
5. Application of Silicon Grease to a Power Transistor and
a Diode Bridge ....................................................................................170
Part 9 Appendix......................................................................... 171
1. Piping Diagrams..................................................................................172
1.1 Indoor Unit............................................................................................172
1.2 Outdoor Unit .........................................................................................172
2. Wiring Diagrams..................................................................................173
2.1 Indoor Unit............................................................................................173
2.2 Outdoor Unit .........................................................................................173
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