Samsung UH052EAS, Service Manual

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Samsung Electronics 14-10
Reference Sheet
Low pressure side
(Gas side)
High pressure side
(Liquid side)
Relocation of the air conditioner
• Refer to this procedure when the unit is relocated.
• Carry out the pump down procedure(refer to the details of 'pump down').
• Remove the power cord.
• Disconnect the assembly cable from the indoor and outdoor units.
• Remove the flare nut connecting the indoor unit and the pipe.
• At this time, cover the pipe of the indoor unit and the other pipe using a cap or vinyl plug to avoid foreign
material entering.
•

Disconnect the pipe connected to the outdoor unit.
At this time, cover the valve of the outdoor unit and the other pipe using a cap or vinyl plug to avoid foreign material
entering.
• Make sure you do not bend the connection pipes in the middle and store together with the cables.
• Move the indoor and outdoor units to a new location.
• Remove the mounting plate for the indoor unit and move it to a new location.
14-7-2 “Pump down” Procedure
Pump down will be carried out when an evaporator is replaced or when the unit is relocated in another area.
3) Set the unit to cool operation mode.
(Check if the compressor is operating.)
4) Turn the High pressure side valve clockwise to close.
7) Close the cap of each valve.
5) When the pressure gauge indicates "0" turn the
Low pressure side valve clockwise to close.
6) Stop operation of the air conditioner.
1) Remove the caps from the Low pressure side.
2) Turn the Low pressure side valve clockwise to close
and connect a pressure gauge(low pressure side)
to the service valve, and open the valve again.