Daikin VRVIII-S Service Manual page 111

Field Setting
3.2.5 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]
$ In "Setting Mode 2" with units in stop mode, set "B Refrigerant Recovery / Vacuuming mode"
% Collect the refrigerant using a refrigerant recovery unit. (See the instruction attached to the
& Press Mode button "BS1" once and reset "Setting Mode 2".
100
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
control, and the indoor / outdoor unit operation is prohibited.
After setting, do not cancel "Setting Mode 2" until completion of refrigerant recovery
operation.
refrigerant recovery unit for more detal.)
SiENBE34-703
Test Operation