Overall Checking - Daikin FWC02AAFNMV1 Installationshandbuch

ii) Anti Freeze Mode
Anti Freeze operation has the highest priority among all unit operation. Anti Freeze operation will be activated only if dry contact is
closed and vice versa.
iii) Window Open Mode
The dry contact connection points can be connected in parallel with other fan coil unit ( FCU ) boards. If the dry contact is closed,
Window open mode will be activated on all the fan coil units which are connected in parallel as shown in figure below.
iv) Load Shedding
The dry contact connection points can be connected in parallel with other fan coil unit ( FCU ) boards. If the dry contact is closed,
load shedding mode will be activated on all the fan coil units which are connected in parallel as shown in figure below.
FCU1
Global Unoccupied, Global Window Open and Global Load Shedding operation could also be activated via the network communication
bus line by the master controller with or without the above connection. (Depends on availability for this feature.)
Note:
i) Auto Fan Mode is only applicable in model 3 only . ( Cooling only with Boiler ).
ii) Fan mode is not available in valveless control.
iii) Wired handset has an indoor room sensor. Avoid locating the wired handset at isolated places where room temperature reading
will be inaccurate.
• Ensure the following, in particular:-
1. The unit is mounted solidly and rigid in position.
2. Piping and connections are leak proof.
3. Proper wiring has been done.
• Drainage check – pour some water into left side of drain pan (drainage is at the right side of the unit).
Note:
• The installation guide above covers only the fan coil unit. For installation of outdoor (mini chiller etc) please refer to the
installation guide for such unit.
• The installation of fan coil unit may vary according to the type of outdoor unit.
• Installation must be done by qualified personnel who is familiar with this type of product.
FCU2

OVERALL CHECKING

9
FCU3
GLOBAL
SW
SWITCH