Table Of Contents; Introduction; General Information; Scope Of This Manual - Daikin EWAQ-ACV3 Installation Manual

EWAQ009~011ACV3
EWAQ009~013ACW1
EWYQ009~011ACV3
EWYQ009~013ACW1
C
ONTENTS
Introduction ....................................................................................... 1
General information ................................................................................... 1
Scope of this manual ................................................................................. 1
Model identification .................................................................................... 2
Accessories....................................................................................... 2
Accessories supplied with the unit............................................................. 2
Safety considerations ........................................................................ 2
Before installation.............................................................................. 3
Important information regarding the refrigerant used........................ 3
Selecting installation site................................................................... 4
Selecting a location in cold climates .......................................................... 4
Precautions on installation ................................................................ 4
Installation method for prevention of falling over........................................ 5
Installation servicing space........................................................................ 5
Typical application examples............................................................. 6
Application 1 .............................................................................................. 6
Application 2 .............................................................................................. 6
Overview of the unit .......................................................................... 7
Opening the unit ........................................................................................ 7
Main components ...................................................................................... 7
Water pipework .......................................................................................... 8
Charging water ........................................................................................ 10
Piping insulation....................................................................................... 10
Field wiring .............................................................................................. 11
Specifications of standard wiring components ........................................ 13
Installation of the digital controller ........................................................... 15
Start-up and configuration............................................................... 16
Pump operation configuration.................................................................. 16
Initial start-up at low outdoor ambient temperatures ............................... 16
Pre-operation checks............................................................................... 16
Powering up the unit ................................................................................ 17
Failure diagnosis at the moment of first installation ................................. 17
Setting the pump speed........................................................................... 17
Field settings............................................................................................ 18
Field settings table................................................................................... 21
Test run and final check .................................................................. 22
Test run operation (manual)..................................................................... 22
Final check............................................................................................... 22
Maintenance.................................................................................... 22
Chiller unit................................................................................................ 22
Digital controller ....................................................................................... 23
Troubleshooting ............................................................................... 23
General guidelines................................................................................... 23
General symptoms................................................................................... 23
Error codes .............................................................................................. 24
Technical specifications................................................................... 25
General .................................................................................................... 25
Electrical specifications ........................................................................... 25
Installation manual
1
Packaged air-cooled water chillers and
packaged reversible air to water heatpumps
Page
The English text is the original instruction. Other languages are
translations of the original instructions.
I
NTRODUCTION

General information

Thank you for purchasing this Daikin inverter chiller.
This unit is designed for outdoor installation and used for both
heating and cooling applications. The unit is designed to be
combined with fan coil units or air handling units for air conditioning
purposes.
Heat pump and cooling only versions
This chiller range consists of 2 main versions: a heat pump (EWYQ)
version and a cooling only (EWAQ) version, available in 6 standard
sizes:
V3: 9, 10, and 11 kW (single phase)
W1: 9, 11, and 13 kW (3 phase)
Options
Remote alarm kit EKRP1HB
Heater tape option OP10
Both versions are also available with a heater tape option
(OP10) for protecting internal water pipework at cold outdoor
temperatures.
Connection to a benefit kWh rate power supply
This equipment allows for connection to benefit kWh rate power
supply delivery systems. Full control of the unit will remain possible
only in case the benefit kWh rate power supply is of the type that
power supply is not interrupted. Refer to
kWh rate power supply" on page 14

Scope of this manual

This manual describes the procedures for unpacking, installing and
connecting all EWA/YQ models, as well as instructions for
maintenance and troubleshooting of the unit.
READ THESE INSTRUCTIONS CAREFULLY BEFORE
INSTALLATION. KEEP THIS MANUAL IN A HANDY
PLACE FOR FUTURE REFERENCE.
IMPROPER INSTALLATION
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.
IF UNSURE OF INSTALLATION PROCEDURES OR USE,
ALWAYS CONTACT YOUR DAIKIN DEALER FOR
ADVICE AND INFORMATION.
for more details.
EWAQ+EWYQ009~011ACV3 + EWAQ+EWYQ009~013ACW1
Packaged air-cooled water chillers and packaged
Installation manual
OR ATTACHMENT OF
"Connection to a benefit
reversible air to water heatpumps
4PW51587-1A