Daikin RMXS-L Series, Руководство по обслуживанию

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SiUS181305E Field Settings
Test Operation and Field Settings 108
2.1.4 Setting of Refrigerant Additional Charging Operation
2.1.5 Setting of Refrigerant Recovery Mode
When carrying out the refrigerant collection on site, fully open the respective expansion valve of
indoor and outdoor units.
All indoor and outdoor unit’s operation are prohibited.
<Operation procedure>
(1) In setting mode 2 with units in stop mode, set the item No.21 (refrigerant recovery / vacuuming
mode) to ON. The respective expansion valve of indoor and outdoor units are fully opened. Test
Operation and Under Centralized Control are displayed on the remote controller, and the
indoor / outdoor unit operation is prohibited.
After setting, do not cancel setting mode 2 until completion of refrigerant recovery operation.
(2) Collect the refrigerant using a refrigerant recovery unit. (See the instruction attached to the
refrigerant recovery unit for more detail.)
(3) Press the MODE ( BS1 ) button once and return to setting mode 2.
When the outdoor unit is stopped and the entire quantity of refrigerant cannot be charged from
the stop valve on the liquid side, make sure to charge the remaining quantity of refrigerant
using this procedure. If the refrigerant quantity is insufficient, the unit may malfunction.
(1) Turn ON the power of the indoor unit and the outdoor unit.
(2) Make sure to completely open the stop valve on the gas side and the stop valve on the
liquid side.
(3) Connect the refrigerant charge hose to the service port (for additionally charging the
refrigerant).
(4) In the stopped status, set to ON the refrigerant additional charging operation (A) in
setting mode 2 (H1P: Turn on).
(5) The operation is automatically started.
(The LED indicator H2P flickers, and Test Operation and Under Centralized Control are
displayed on the remote controller.)
(6) After charging the specified quantity of refrigerant, press the RETURN ( BS3 ) button to
stop the operation.
The operation is automatically stopped within 30 minutes.
If charging is not completed within 30 minutes, set and perform the refrigerant
additional charging operation (A) again.
If the refrigerant additional charging operation is stopped soon, the refrigerant may be
overcharged.
Never charge extra refrigerant.
(7) Disconnect the refrigerant charge hose.
(R9208)
Service port
for additionally
charging the refrigerant