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Field Setting
SiEN18-622
168
Test Operation
3.2.4 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
c
In “Setting Mode 2” with units in stop mode, set “B 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
control, and the indoor / outdoor unit operation is prohibited.
After setting, do not cancel “Setting Mode 2” until completion of refrigerant recovery
operation.
d
Collect the refrigerant using a refrigerant recovery unit. (See the instruction attached to the
refrigerant recovery unit for more detal.)
e
Press Mode button “BS1” once and reset “Setting Mode 2”.
3.2.5 Setting of Vacuuming Mode
In order to perform vacuuming operation at site, fully open the expansion valves of indoor and
outdoor units and turn on some solenoid valves.
Operating
procedure
c
In “Setting Mode 2” with units in stop mode, set “B 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
control, and the indoor / outdoor unit operation is prohibited.
After setting, do not cancel “Setting Mode 2” until completion of Vacuuming operation.
d
Use the vacuum pump to perform vacuuming operation.
e
Press Mode button “BS1” once and reset “Setting Mode 2”.
Summary of Contents for FTKS50BVMB
Page 1: ...SiEN18 622 E Series Service Manual Applied Models zSuper Multi Plus Cooling Only Heat Pump ...
Page 105: ...Refrigerant Flow for Each Operation Mode SiEN18 622 92 Refrigerant Circuit ...
Page 157: ...Indoor Unit SkyAir Models SiEN18 622 144 Function ...
Page 312: ...SiEN18 622 Ceiling Mounted Cassette Type System Configuration 300 ...
Page 424: ...Method of Replacing The Inverter s Power Transistors Modules SiEN18 622 412 Troubleshooting ...
Page 446: ...Wiring Diagrams SiEN18 622 434 Appendix ...
Page 452: ...SiEN18 622 vi Index ...