Daikin VRV W T-series - Operation Range; Operation Procedure

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Operation Range
This unit is designed to operate in the ranges provided below. Operating the unit outside the specied range may render the
unit inoperable or lead to nuisance condensate drip from the indoor unit.
COOLING HEATING
Ambient temperature around the outside unit
35 to 104°FDB(2 to 40°CDB)
Ambient humidity around the outside unit
≤ 80%
Indoor temperature
57 to 77°FWB(14 to 25°CWB) 59 to 80°FDB(15 to 27°CDB)
Entering water temperature of the outside unit
50 to 113°F*(10 to 45°C*)
Water ow rate in the outside unit
13.2(21.2**) to 39.6gpm***(50(80**) to 150L/min***)
* The entering water temperature range may vary depending on the system or if antifreeze is used.
For details, contact your Daikin dealer.
** In case of antifreeze used.
*** This value shows a quantity of water per one outside unit.
Note
● Cooling operation:
If the air conditioner is operated continuously while the indoor temperature is 70°FDB(21°CDB) or below and the humidity is 80% or
over, the interiors of the indoor units may cause icing and water leakage may result.
Operation Procedure
● Operation procedure varies according to the combination of outside unit and remote controller. Read the chapter “What to
do before operation”.
● Do not turn it o󰀨 during the air conditioning season to ensure a smooth startup operation.
● If the main power supply is turned o󰀨 during operation, operation will restart automatically after the power turns back on
again.
Note
● Automatic operation (Heat recovery system only)
In this operation mode, cool/heat changeover is automatically conducted.
For Systems with Cool/Heat Selector
● Select operation mode with the Cool/Heat selector as follows:
Cooling operation
Heating operation Fan only operation
● Press On/O󰀨 button.
The operation lamp lights up and the system starts operation.