FWC
Fan coil units
4PW64525-1B – 2014.03
Installation manual
10
Commission the fan coil unit
Table 4.3: Installation of optional equipment
Commission the fan coil unitCommission the fan coil unit
5 Commission the fan coil unit
Commission the fan coil unit
5.1. Verify completion of installation
After the installation of the unit, first check the following items. Once
all below checks are fulfilled, the unit must be closed, only then can
the unit be powered up.
Table 5.1: Installation completion checklist
Commission the fan coil unit
BRC7F533F Remote controller -
wireless (cooling
only)
Not all functions are
available for the FWC
models.
KRCS01-4 Remote temperature
sensor
Installation: refer to
VRV - FXFQ-P.
DCS302CA51 Central remote
controller
Installation: direct
connect to indoor
unit, no outdoor unit
connection.
Not all functions are
available for the FWC
models.
DCS601C51C Intelligent touch
controller
Installation: direct
connect to indoor
unit, no outdoor unit
connection.
It is not possible to
use AIRNET or
telephone
connection.
Not all functions are
available for the FWC
models.
DCS301BA51 Unified ON/OFF
controller
Installation: direct
connect to indoor
unit, no outdoor unit
connection.
DST301BA51 Schedule timer —
KRP4A(A)53 Wiring adaptor for
electrical appendices
Installation: refer to
FXF(Q).
Connection: refer to
VRV system.
KRP2A52 Wiring adaptor for
electrical appendices
Installation: refer to
FXF(Q).
Connection: refer to
VRV system.
KEK26-1A Noise filter —
KJB212AA Electrical box with
earth terminal (2
blocks)
—
KJB311A Electrical box with
earth terminal (3
blocks)
—
KJB411A Electrical box —
KRP1H98 Installation box for
adaptor PCB
Installation: refer to
VRV - FXFQ-P.
BRC315D7 Wired remote
controller
—
EKMV2C09B7 2-way valve
(ON/OFF type)
—
EKMV3C09B7 3-way valve
(ON/OFF type)
—
EKRP1C11 Valve control PCB Installation: do not
use the installation
manual delivered
with the option
EKRP1C11, but refer
to the installation
manual of options
EKMV2 and EKMV3
instead.
EKFCMBCB7 Optional PCB for
Modbus connection
—
Option Description Remark
Danger: electric shock
See “Precautions for installation” on page 2.
Tick when checked
The unit is installed properly.
If not installed properly, there may be abnormal noises and
vibrations when starting up the unit.
The unit has been fully insulated.
If not fully insulated, condensate water may drip.
The drainage flows smoothly.
If drainage does not flow smoothly, condensate water may
drip.
The power supply voltage corresponds to the voltage on the
nameplate of the unit.
The wiring and piping connections are correct.
In case of wrong connections, the unit may malfunction or
components may burn out.
The earth wires are connected properly.
The earth terminals have been tightened.
The wiring size is according to specifications.
In case of wrong wiring size, the unit may malfunction or
components may burn out.
The fuses, circuit breakers, or the locally installed protection
devices are of the size and type specified in the chapter
“Prepare the electrical wiring work” on page 4.
None of the fuses or protection devices have been
bypassed.
There are no visible loose connections or damaged
electrical components in the control box or inside the unit.
There are no damaged components or squeezed pipes
inside the unit.
There is no water leakage inside the unit.
If there is water leakage, close the water inlet and water
outlet shut-off valves and call your local DAIKIN dealer.
All air is removed from the circuit.
All options are correctly installed and connected.
The air inlet and outlet of the unit is not obstructed by paper
sheets, cardboard, or any other material.
Warning
Be sure to provide for adequate measures in order to
prevent that the unit will be used as a shelter by small
animals. Small animals making contact with electrical parts
can cause malfunctions, smoke or fire. Please instruct the
user to keep the area around the unit clean and clear.
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