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Contents
5.8.1
Installation location ...................................................................................................................................................... 161
5.8.2
Suspending the unit .................................................................................................................................................... 162
5.8.3
Installing the condensate pipe ................................................................................................................................... 162
5.8.4
Connecting the wired control..................................................................................................................................... 163
5.9 Positioning the ceiling floor unit ................................................................................................................................................. 164
5.9.1
Installation location ..................................................................................................................................................... 164
5.9.2
Accessing the hanger ................................................................................................................................................ 164
5.9.3
Suspending the unit .................................................................................................................................................... 165
5.9.4
Installing the unit on the floor .................................................................................................................................... 165
5.9.5
Installing the condensate pipe ................................................................................................................................... 165
5.10 Refrigeration connections ........................................................................................................................................................... 166
5.10.1
Preparing the refrigerant connections ...................................................................................................................... 166
5.10.2
Flaring work ................................................................................................................................................................. 167
5.10.3
Connecting the refrigerant connections to the indoor unit .................................................................................... 167
5.10.4
Connecting the refrigerant connections to the outdoor unit .................................................................................. 167
5.10.5
Testing the leak-tightness of the refrigerant connections ...................................................................................... 168
5.10.6
Vacuum ........................................................................................................................................................................ 168
5.10.7
Opening the stop valves ............................................................................................................................................. 169
5.10.8
Charging recommendations...................................................................................................................................... 169
5.10.9
Additional refrigerant charge ..................................................................................................................................... 169
5.10.10 Add refrigerant if necessary ........................................................................................................................................ 170
5.11 Electrical connections ................................................................................................................................................................. 170
5.11.1
Recommendations ..................................................................................................................................................... 170
5.11.2
Recommended cable cross section .......................................................................................................................... 171
5.11.3
Connecting the units ................................................................................................................................................... 172
5.12 Completing the installation .......................................................................................................................................................... 173
5.12.1
Protecting the refrigerant pipes with tape ................................................................................................................ 173
5.12.2
Checking the condensate drain ................................................................................................................................ 173
5.12.3
Information given to the user ..................................................................................................................................... 173
6
Commissioning ................................................................................................................................................................................... 173
6.1
General ......................................................................................................................................................................................... 173
6.2 Commissioning procedure ......................................................................................................................................................... 173
7
Inspection and maintenance operations .............................................................................................................................................. 174
8
Troubleshooting ................................................................................................................................................................................. 174
8.1
Error codes ................................................................................................................................................................................... 174
9
Disposal ................................................................................................................................................................................................ 176
9.1
Disposal and recycling ................................................................................................................................................................ 176
9.2 Recover refrigerants ................................................................................................................................................................... 176
9.3 Recovery equipment .................................................................................................................................................................. 177
9.4 Labelling ....................................................................................................................................................................................... 177
138
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