Hitachi RAS-(3-6)HVRNM2E - Unit Installation

vii
Contens
SMGB0064 rev.0 - 08/2011
5. Control System ........................................................................................................... 117
5.1 Device control system............................................................................................................................. 118
5.1.1 Device control system for IVX Series ...........................................................................................................118
5.1.2 Device control system for ES Series ........................................................................................................... 120
5.2 Outdoor units PCB ..................................................................................................................................122
5.2.1 Outdoor units PCB for IVX Series ............................................................................................................... 122
5.2.2 Outdoor units PCB for ES Series ................................................................................................................ 123
5.3 Protection and safety control ..................................................................................................................126
5.3.1 Protection and safety control for IVX Series ................................................................................................ 126
5.3.2 Protection and safety control for ES Series ................................................................................................. 127
5.4 Standard operation sequence.................................................................................................................128
5.4.1 Standard operation sequence for IVX Series .............................................................................................. 128
5.4.2 Standard operation sequence for ES Series ............................................................................................... 135
5.5 Standard control functions ...................................................................................................................... 142
5.5.1 Standard control functions for IVX Series ................................................................................................... 142
5.5.2 Standard control functions for ES Series .................................................................................................... 151
6. Optional functions ......................................................................................................161
6.1 Outdoor units IVX and ES series ............................................................................................................ 162
6.1.1 Available ports ............................................................................................................................................. 162
6.1.2 Conguration ............................................................................................................................................... 164
6.1.3 Description of optional input signals ............................................................................................................ 165
6.1.4 Description of optional output signals .......................................................................................................... 166
6.1.5 Optional functions ........................................................................................................................................ 167
7. Test Run ...................................................................................................................... 173
7.1 Checking procedure before the test run .................................................................................................174
7.2 Test run procedure using the remote control switch ...............................................................................176
7.3 Test run procedure using the wireless remote control switch .................................................................178
7.4 Test run procedure from the outdoor unit side ........................................................................................ 180
7.5 Check list ................................................................................................................................................181
7.5.1 Check list for IVX Series .............................................................................................................................. 181
7.5.2 Check list for ES Series ............................................................................................................................... 189
8. Troubleshooting ......................................................................................................... 195
8.1 Initial troubleshooting for IVX an ES Series ............................................................................................196
8.1.1 Checking by means of the 7-segment display ............................................................................................. 196
8.1.2 Failure of the power supply to the indoor unit and the remote control switch ............................................. 197