Table of contents
Installation manual
5
FWE03~11D
Fan coil units
3P443944-5P – 2021.12
Table of contents
About this document..................................................................
Meaning of warnings and symbols ............................................
General......................................................................................
Overview: About the box ...........................................................
To unpack and handle the fan coil unit......................................
To remove the accessories from the fan coil unit......................
Overview: About the units and options......................................
Identification ..............................................................................
Identification label: Fan coil unit..................................
Overview: Preparation ...............................................................
Preparing the installation site ....................................................
Preparing water piping ..............................................................
Preparing electrical wiring .........................................................
About preparing the electrical wiring...........................
Mounting the fan coil unit ..........................................................
Horizontal installation.................................................. 10
Vertical installation ...................................................... 10
Wall mounted type ...................................................... 13
Connecting water piping ............................................................
To connect the water piping........................................ 14
To fill the water circuit ................................................. 15
Installation of the valve kits ......................................... 15
Connecting the electrical wiring.................................................
About connecting the electrical wiring......................... 20
Guidelines when connecting the electrical wiring ....... 20
To connect the electrical wiring to the fan coil unit ..... 20
To change the electrical wiring direction..................... 21
Connecting the drain piping.......................................................
To install the drain piping to the unit ........................... 22
To check the drain piping............................................ 22
To perform a test run .................................................................
Checklist before commissioning ................................................
To clean the air filter ..................................................................
Information requirements for fan coil units ................................
Dimensions................................................................................
Wiring diagram ..........................................................................
1
About the documentation
1.1
About this document
Target audience
Authorised installers
INFORMATION
This appliance is intended to be used by expert or trained
users in shops, in light industry, and on farms, or for
commercial and household use by lay persons.
Documentation set
This document is part of a documentation set. The complete set
consists of:
▪
Fan coil unit installation manual:
▪ Installation instructions
▪ Format: Paper (in the box of the fan coil unit)
Latest revisions of the supplied documentation may be available on
the regional Daikin website or via your dealer.
The original documentation is written in English. All other languages
are translations.
Scope of the manual
This manual describes the procedures for handling, installing and
connecting the unit. This manual has been prepared to ensure
adequate maintenance of the unit, and it will provide help in case
problems occur.
1.2
Meaning of warnings and symbols
DANGER
Indicates a situation that results in death or serious injury.
DANGER: RISK OF ELECTROCUTION
Indicates a situation that could result in electrocution.
DANGER: RISK OF BURNING/SCALDING
Indicates a situation that could result in burning/scalding
because of extreme hot or cold temperatures.
WARNING
Indicates a situation that could result in death or serious
injury.
CAUTION
Indicates a situation that could result in minor or moderate
injury.
NOTICE
Indicates a situation that could result in equipment or
property damage.
INFORMATION
Indicates useful tips or additional information.
Symbols used on the unit:
Symbol
Explanation
Before installation, read the installation and
operation manual, and the wiring instruction sheet.
Before performing maintenance and service tasks,
read the service manual.
For more information, see the installer and user
reference guide.
1.3
General
If you are NOT sure how to install or operate the unit, contact your
dealer.
WARNING
Improper installation or attachment of equipment or
accessories could result in electrical shock, short-circuit,
leaks, fire or other damage to the equipment. ONLY use
accessories, optional equipment and spare parts made or
approved by Daikin.
Summary of Contents for FWE03D Series
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