Checks Before Startup; Preliminary Checks; Switch On The Unit; Fill The Water Circuit - Daikin FWH-AT Installations-, Bedienungs- Und Wartungsanleitung

6

CHECKS BEFORE STARTUP

6.1

PRELIMINARY CHECKS

Make sure:
Ū make sure that the power cable is not damaged, if it is dam-
aged must be replaced by the manufacturer or its technical
assistance service or in any case by a person with a similar
qualifi cation, in order to prevent any risk,
Ū that the unit is stable and perfectly level,
Ū that the electrical cables are well tightened on their terminal
blocks (if they are not tightened properly, the terminals may
cause the terminal block to overheat),
Ū that the electrical cables are properly insulated from any
sheet metal or metal parts that could damage them,
Ū that the unit is well earthed,
Ū that no tools or any other foreign objects have been left in
the unit,
Ū that the fi lter is properly installed,
Ū that the coil is clean,
Ū that the hydraulic fi ttings are properly tightened,
Ū that the condensate drain is properly connected and not ob-
structed,
Ū that the condensate drain pan is clean,
Ū that the drainage pipes are securely fastened.
6.2

SWITCH ON THE UNIT

Ū Using an isolation and protection device.
Ū Start the unit using the controller.
Ū Start-up should be carried out at the maximum operating
speed.
Ū A running in period of 100 hours is necessary to eliminate all
initial mechanical friction of the motor.
6.3

FILL THE WATER CIRCUIT

Ū Ensure operation of the motor-driven valve by operating it
via the remote control.
Ū Check that all the connections are watertight.
Ū Check the operation of the condensate drainage pump by
pouring a little water into the auxiliary water drip tray locat-
ed under the valve.
Ū Check that there is no water backfl ow when the pump is
stopped.
Ū Purge the air from the cassette's heat exchanger.
7

USE

This unit is intended for the air conditioning of rooms for the
maximum well-being of people. Designed for room air condi-
tioning and intended for residential comfort applications.
To use the fan coil refer to the instructions on the control panel
available as accessory.
B ATTENZIONE: For safety reason, do not introduce your fi n-
gers or other pointed objects in the air outlet grilles.
A DANGER: The unit may be used by children of at least 8
years of age and by persons with reduced physical, sen-
sory, or mental capabilities, or who lack experience or the
necessary knowledge, provided that they are supervised or
6.4 ADJUSTING THE AIR FLOW (ONLY FOR
FPAN GRILLE)
You can adjust the air fl ow direction using the 4 fl aps on the
front panel.
Choose the position according to the operating mode and the
recommended inclination: the position of the fl aps must be ad-
justed manually. (Fig.14 and Fig.14.1 )
» Fig�14
» Fig�14�1
A. Cooling and dehumidifi cation zone
B. For the heating of zones
after they have received instructions relating to the safe use
of the unit and understand the inherent dangers. Children
must not play with the unit. Cleaning and maintenance to
be carried out by the user must not be performed by unsu-
pervised children.
33
WC66000644-02