Daikin VRV IV Q+ Series Installer And User Reference Manual page 26

7 | Before operation
Installer and user reference guide
26
CAUTION
To avoid oxygen deficiency, ventilate the room sufficiently if equipment with burner
is used together with the system.
CAUTION
Do NOT operate the system when using a room fumigation-type insecticide.
Chemicals could collect in the unit, and endanger the health of people who are
hypersensitive to chemicals.
CAUTION
NEVER expose little children, plants or animals directly to the airflow.
NOTICE
NEVER press the button of the user interface with a hard, pointed object. The user
interface may be damaged.
NOTICE
NEVER pull or twist the electric wire of the user interface. It may cause the unit to
malfunction.
NOTICE
Do NOT place the user interface in a place exposed to direct sunlight. The LCD display
may get discoloured or fail to display the data.
NOTICE
Do NOT place items which might be damaged by moisture under the indoor unit.
Condensation may form if the humidity is above 80%, if the drain outlet is blocked or
the filter is polluted.
NOTICE
Arrange the drain hose to ensure smooth drainage. Incomplete drainage may cause
the building, furniture, etc. to get wet.
NOTICE
Be sure to turn ON the power 6 hours before operation in order to have power
running to the crankcase heater and to protect the compressor.
This operation manual is for the following systems with standard control. Before
initiating operation, contact your dealer for the operation that corresponds to your
system type and mark. If your installation has a customised control system, ask
your dealer for the operation that corresponds to your system.
Operation modes (depending on indoor unit type):
▪ Heating and cooling (air to air).
▪ Fan only operation (air to air).
Dedicated functions exist depending on the type of indoor unit, refer to dedicated
installation/operation manual for more information.
RXYQQ8~20U7Y1B
VRV IV Q+ series heat pump
4P546229-1A – 2020.10