Samsung RJ040F2HXEB, Installation Manual

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Contents
Safety precautions ............................................................................................................................................................................................ 2
Deciding on where to install the air conditioner ................................................................................................................................ 4
Air conditioner and accessories ................................................................................................................................................................11
Installing and connecting the drain hose of the outdoor unit ..................................................................................................11
Cutting/extending the piping ..................................................................................................................................................................12
Connecting the cables to the outdoor unit .......................................................................................................................................12
Transmitter installation (optional) ...........................................................................................................................................................16
Checking correct earthing ..........................................................................................................................................................................18
Fixing the unit in position ...........................................................................................................................................................................18
Connecting up and purging the circuit ...............................................................................................................................................19
Adding refrigerant .........................................................................................................................................................................................20
Performing leak tests ....................................................................................................................................................................................21
Pipe installation with indoor units .........................................................................................................................................................22
Setting an indoor unit address and installation option ................................................................................................................23
Troubleshooting .............................................................................................................................................................................................33
Explaining operations to the owner .......................................................................................................................................................35
Pump down procedure (when removing the product) ................................................................................................................35
Safety precautions
(Carefully follow the precautions listed below because they are essential to guarantee the safety of the equipment.)
WARNING
•
Always disconnect the air conditioner from the power supply before servicing it or
accessing its internal components.
•
Verify that installation and testing operations are performed by qualified personnel.
•
Verify that the air conditioner is not installed in an easily accessible area.
G
eneral information

Carefully read the content of this manual before installing the air conditioner and store the manual in a safe place in
order to be able to use it as reference after installation.

For maximum safety, installers should always carefully read the following warnings.

Store the operation and installation manual in a safe location and remember to hand it over to the new owner if the
air conditioner is sold or transferred.

This manual explains how to install an indoor unit with a split system with two SAMSUNG units. The use of other types
of units with different control systems may damage the units and invalidate the warranty. The manufacturer shall not
be responsible for damages arising from the use of non compliant units.

The air conditioner is compliant with the requirements of the Low Voltage Directive (72/23/EEC), the EMC Directive
(89/336/EEC), and the Directive on pressurized equipment (97/23/EEC).

The manufacturer shall not be responsible for damage originating from unauthorized changes or the improper connection
of electric and hydraulic lines. Failure to comply with these instructions or to comply with the requirements set forth in the
“Operating limits” table, included in the manual, shall immediately invalidate the warranty.

The air conditioner should be used only for the applications for which it has been designed: the indoor unit is not
suitable to be installed in areas used for laundry.

Do not use the units if damaged. If problems occur, switch the unit off and disconnect it from the power supply.