Daikin RXS12LVJU- Installation Manual

4 ■ English Outdoor Unit Installation Drawings 9-7/8 (250) from wall How to remove the stop valve cover. Remove the screw on the stop valve cover. Slide the lid downward to remove it. How to attach the stop valve cover. Insert the upper part of the stop valve cover into the outdoor unit to install. ...

5 ■ English Installation Guidelines • Where a wall or other obstacle is in the path of outdoor unit’s inlet or outlet airflow, follow the installation guidelines below.• For any of the below installation patterns, the wall height on the outlet side should be 47-1/4 inch (1200mm) or less. More than 1...

6 ■ English Outdoor Unit Installation 3. Flaring the pipe end 1) Cut the pipe end with a pipe cutter.2) Remove burrs with the cut surface facing downward so that the chips do not enter the pipe. 3) Put the flare nut on the pipe.4) Flare the pipe.5) Check that the flaring is properly made. WARNING • ...

7 ■ English 5. Purging air and checking gas leakage WARNING • Do not mix any substance other than the specified refrigerant (R410A) into the refrigeration cycle.• When refrigerant gas leaks occur, ventilate the room as soon and as much as possible.• R410A, as well as other refrigerants, should alway...

8 ■ English Outdoor Unit Installation 6. Refilling the refrigerant Check the type of refrigerant to be used on the machine nameplate. Precautions when adding R410A Fill from the gas pipe in liquid form. It is a mixed refrigerant, so adding it in gas form may cause the refrigerant composition to chan...

9 ■ English Pump Down Operation In order to protect the environment, be sure to pump down when relocating or disposing of the unit. 1) Remove the valve cap from liquid stop valve and gas stop valve. 2) Carry out forced cooling operation.3) After 5 to 10 minutes, close the liquid stop valve with a he...

10 ■ English Wiring <Method of mounting conduit> 1) Pass wires through the conduit and secure them with a lock nut.2) After completing the work, reattach the conduit mounting cover and the protection plate to its original position. 1 2 3 1 2 3 Power supplyterminal block Shape wires so that the...

11 ■ English Facility Setting (cooling at low outdoor temperature) This function is designed for facilities such as equipment or computer rooms. It is never to be used in a residence or office where people occupy the space. ■ Cutting jumper 4 (J4) on the circuit board will expand the operation range...

12 ■ English Trial Operation and Testing 1. Trial operation and testing 1-1 Measure the supply voltage and make sure that it falls in the specified range. 1-2 Trial operation should be carried out in either cooling or heating mode. • In cooling mode, select the lowest programmable temperature; in he...