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Field Settings for Outdoor Unit (6/8 HP Models)
SiAF332111E
136
Part 5 Field Settings and Test Operation
Mode 2-12:
Enable input “DTA104A61/62”
: enable the low noise function and/or power
consumption limitation. If the system needs to be running under low noise operation or under
power consumption limitation conditions when an external signal is sent to the unit, this
setting should be changed. This setting will only be effective when the optional external
control adaptor for outdoor unit (DTA104A61/62) is installed and the address set by DIP
switches on DTA104A61/62 corresponds to the address set on the outdoor unit(s) – set 2-.
Default value: 0.
To enable input from DTA104A61/62, change the item 2-12 to 1.
Mode 2-13:
AIRNET address
.
When an AIRNET system will be used, outdoor unit needs an AIRNET address.
Also to facilitate the recognition of a system in the map lay out of the service checker type
III, set each system a unique address between 1 and 63.
When duplicating of AIRNET address,
UC
error code will appear on central control.
Mode 2-18:
Fan high external static pressure mode
setting
Fan revolutions will be adjusted automatically according to external static pressure.
Default value: 0. Judge external static pressure level during operation check and every
cooling restart standby.
Set 1: Judge external static pressure level during operation check.
Set 2-4: Forced external static pressure level 0-2.
Mode 2-21:
Refrigerant recovery / vacuuming
.
Default value: 0. Recovery mode not active.
Set 1: outdoor and indoor electronic expansion valves are opened fully (except EV3 for
PCM vessel). Compressor(s) do not operate.
All controllers show “Test” and LED operation-ON, but indoor and outdoor fan do not
operate.
Outdoor segment display indicates
t01
.
By opening indoor and outdoor electronic expansion valves there is a free pathway to
reclaim remaining refrigerant out by using a refrigerant recovery unit to a refrigerant
recovery bottle.
Prior to launch the recovery mode, ensure:
To vacuum all lines between service hoses – refrigerant recovery unit and recovery
bottle.
Weight the refrigerant recovery bottle to know recovered amount when refrigerant
recovery function is terminated.
To end the refrigerant recovery mode, press BS3 button once. The 7 segment display
returns to normal (all off).
Mode 2-22:
Selection automatic night-time low noise operation
level. The outdoor can
switch automatically to a pre-set night-time low noise operation level during night-time
judgment.
Default value: 0. Auto night-time low noise operation not active.
Set 1: use level 1.
Set 2: use level 2.
Set 3: use level 3.
Set period: refer to set the item 2-26 for start time and the item 2-27 for end time.
Mode 2-23:
Eco mode invalid
setting
Eco mode becomes invalid by this setting.
When this configuration is set, it is not possible to turn Eco mode ON/OFF using external
control adaptor or other setting.
Default value: 0, Eco mode is active.
Te fix control 2-23: 1 or 3
Tc fix control 2-23: 2 or 3
Summary of Contents for VRV S RXQ4/5ARV1
Page 1: ...Service Manual Cooling Only 50 60 Hz RXQ4 5ARV1 RXMQ6ARV1 RXMQ8 10 12ARY1 SiAF332111E...
Page 369: ...SiAF332111E Wiring Diagrams Part 7 Appendix 363 RXMQ6ARV1 C 3D137051...
Page 370: ...Wiring Diagrams SiAF332111E 364 Part 7 Appendix RXMQ8ARY1 C 3D137060...
Page 371: ...SiAF332111E Wiring Diagrams Part 7 Appendix 365 RXMQ10 12ARY1 3D121610B...
Page 375: ...SiAF332111E Wiring Diagrams Part 7 Appendix 369 FXMQ40 50 63 80 100ARV1 3D127112 04 59...