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EKHBRD011ABV1+Y1
EKHBRD014ABV1+Y1
EKHBRD016ABV1+Y1
C
ONTENTS
Introduction ..................................................................................... 1
General information .................................................................... 1
Scope of this manual .................................................................. 2
Typical application examples ...................................................... 2
and 1 heat source (EKHBRD unit) ..................................................... 2
and 1 heat source (EKHBRD unit) ..................................................... 4
(auxiliary boiler + EKHBRD unit) ........................................................ 5
Design of the hydraulic system ................................................... 6
Accessories ..................................................................................... 7
Accessories supplied with this unit ............................................. 7
Overview of the indoor unit............................................................ 7
Main components ....................................................................... 7
Switch box main components ..................................................... 8
Functional diagram ..................................................................... 8
Installation of the indoor unit......................................................... 9
Selecting an installation location................................................. 9
Dimensions and service space ................................................... 9
Inspecting and handling the unit ................................................. 9
Installing the indoor unit.............................................................. 9
Piping connection work................................................................ 12
Refrigerant piping work............................................................. 12
Guidelines for flare connection ......................................................... 12
Water piping work ..................................................................... 12
Checking the water circuit ................................................................ 12
Setting the pre-pressure of the expansion vessel ............................ 14
Connecting the water circuit ............................................................. 14
regarding insulation .................................................................. 14
Charging water .............................................................................. 14
Method for adding water ........................................................... 14
Electrical wiring work ................................................................... 15
Precautions on electrical wiring work ....................................... 15
Internal wiring - Parts table ....................................................... 15
System overview of field wiring................................................. 16
communication cable(s).................................................................... 16
Installation of the remote controller .................................................. 17
Connection to a benefit kWh rate power supply ............................... 17
Pre-operation checks ................................................................ 19
Field settings............................................................................. 19
Procedure......................................................................................... 20
Detailed description.......................................................................... 20
domestic water heating .................................................................... 26
Multiple set point control................................................................... 29
Field settings table ........................................................................... 32
Final check and test run ............................................................... 34
Final check................................................................................ 34
Test run ..................................................................................... 34
Temperature read-out mode ............................................................. 34
Procedure for space heating ............................................................ 34
Procedure for domestic water heating.............................................. 34
Maintenance and service.............................................................. 35
Maintenance activities .............................................................. 35
Troubleshooting ............................................................................ 35
General guidelines.................................................................... 35
Opening the unit ....................................................................... 36
General symptoms.................................................................... 36
Error codes ............................................................................... 37
Annex ............................................................................................. 39
Installation manual
1
EKHBRD011ACV1+Y1
Indoor unit for air to water heat pump system
EKHBRD014ACV1+Y1
EKHBRD016ACV1+Y1
Page
READ THESE INSTRUCTIONS CAREFULLY BEFORE
INSTALLATION. KEEP THIS MANUAL IN A HANDY
PLACE FOR FUTURE REFERENCE.
IMPROPER
EQUIPMENT OR ACCESSORIES COULD RESULT IN
ELECTRIC SHOCK, SHORT-CIRCUIT, LEAKS, FIRE OR
OTHER DAMAGE TO THE EQUIPMENT. BE SURE ONLY
TO USE ACCESSORIES MADE BY DAIKIN WHICH ARE
SPECIFICALLY DESIGNED FOR USE WITH THE
EQUIPMENT AND HAVE THEM INSTALLED BY A
PROFESSIONAL.
ALL ACTIVITIES DESCRIBED IN THIS MANUAL SHALL
BE CARRIED OUT BY A LICENSED TECHNICIAN.
BE SURE TO WEAR ADEQUATE PERSONEL PROTEC-
TION EQUIPMENT (PROTECTION GLOVES, SAFETY
GLASSES, ...) WHEN PERFORMING INSTALLATION,
MAINTENANCE OR SERVICE TO THE UNIT.
IF UNSURE OF INSTALLATION PROCEDURES OR USE,
ALWAYS CONTACT YOUR DAIKIN DEALER FOR ADVICE
AND INFORMATION.
THE UNIT DESCRIBED IN THIS MANUAL IS DESIGNED
FOR INDOOR INSTALLATION ONLY AND FOR AMBIENT
TEMPERATURES RANGING 5°C~30°C.
The English text is the original instruction. Other languages are
translations of the original instructions.
I
NTRODUCTION
General information
Thank you for purchasing this unit.
The unit is the indoor part of the air to water ERSQ or ERRQ heat
pump. The unit is designed for floor standing indoor installation and
used for heating applications. The unit can be combined with space
heating radiators (field supply) and with an EKHTS* domestic hot
water tank (option).
A remote controller with room thermostat functionality is standard
supplied with this unit to control your installation.
NOTE
An EKHBRD indoor unit can only be connected to an
ERSQ or ERRQ outdoor unit.
Domestic hot water tank (option)
An optional EKHTS* or EKHWP* domestic hot water tank can be
connected to the indoor unit. The EKHTS* domestic hot water tank is
available in two different water capacities: 200 and 260 litre, the
EKHWP* domestic hot water tank is available in two different water
capacities: 300 and 500 litre.
Refer to the domestic hot water tank installation manual for further
details.
Remote controller (option)
An optional secondary EKRUAHTA remote controller (with room
thermostat functionality) can be connected to the indoor unit.
Purpose is to provide the possibility to install the standard remote
controller near the unit (for service reasons), and install another
remote controller in another place (e.g. living room) to operate your
installation.
Refer to the
"Installation of the remote controller" on page 17
further details.
Installation manual
INSTALLATION
OR
ATTACHMENT
EKHBRD011~016ABV1+Y1 + EKHBRD011~016ACV1+Y1
Indoor unit for air to water heat pump system
4PW60970-1D - 05.2011
OF
for
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