Field Settings SiBE18-821_C
152 Test Operation and Field Settings
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 button (BS1) once and return to “setting mode 2”.
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