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EUWAC5FZ
EUWAC8FZ
EUWAC10FZ
C
ONTENTS
Installing the unit ............................................................................ 1
Introduction ....................................................................................... 1
Technical specifications ............................................................................. 1
Electrical specifications ............................................................................. 1
Options and features ................................................................................. 2
Standard operation range .......................................................................... 2
Main components.............................................................................. 2
Selection of location .......................................................................... 2
Inspecting and handling the unit ....................................................... 2
Unpacking and placing the unit ......................................................... 2
Important information regarding the refrigerant used........................ 3
Checking the water circuit ................................................................. 3
Connecting the water circuit .............................................................. 3
Water charge, flow and quality .......................................................... 3
Piping insulation ................................................................................ 4
Field wiring ........................................................................................ 4
Parts table.................................................................................................. 4
Power circuit and cable requirements ........................................................ 4
Cable for flow switch .................................................................................. 4
How to continue................................................................................. 4
Operating the unit ........................................................................... 5
Introduction ....................................................................................... 5
Description ........................................................................................ 5
Function of the main components.............................................................. 5
Safety devices............................................................................................ 6
Measuring devices..................................................................................... 6
Internal wiring - Parts table........................................................................ 6
Before operation................................................................................ 7
Checks before initial start-up ..................................................................... 7
Water supply .............................................................................................. 7
Power supply connection and crankcase heating...................................... 7
Operation .......................................................................................... 7
Digital controller ......................................................................................... 8
Working with the EUWAC units ................................................................. 8
Advanced features of the digital controller............................................... 10
Troubleshooting ............................................................................... 13
Maintenance.................................................................................... 15
Important information regarding the refrigerant used .............................. 15
Maintenance activities ............................................................................. 15
Disposal requirements ............................................................................. 15
Thank you for purchasing this Daikin air conditioner.
Installation and operation manual
1
Packaged air-cooled water chillers
I
NSTALLING THE UNIT
Page
READ THIS MANUAL ATTENTIVELY BEFORE STARTING
UP THE UNIT. DO NOT THROW THIS MANUAL AWAY.
KEEP IT IN YOUR FILES 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 EQUIP-
MENT AND HAVE THEM INSTALLED BY A PROFES-
SIONAL.
IF UNSURE OF INSTALLATION PROCEDURES OR USE,
ALWAYS CONTACT YOUR DAIKIN DEALER FOR
ADVICE AND INFORMATION.
I
NTRODUCTION
The Daikin EUWAC-FZ packaged air-cooled water chillers are
designed for indoor installation and used for cooling applications only.
The units are available in 3 standard sizes with nominal cooling
capacities ranging from 11.2 to 22.6 kW.
The EUWAC packaged air-cooled water chillers can be combined
with Daikin fan coil units or air handling units for air conditioning pur-
poses.They can also be used for supplying water for process cooling.
The present installation chapter describes the procedures for
unpacking, installing and connecting the EUWAC units.
Technical specifications
Model EUWAC
Dimensions HxWxD
Weight
• Machine weight
• Operation weight
Connections
• Water inlet
• Water outlet
• Water drain
(*)
Maximal E.S.P.
(*) E.S.P.=External Static Pressure
Electrical specifications
Model EUWAC
Power circuit
• Phase
• Frequency
• Voltage
• Voltage tolerance
(1) Refer to the chapter
complete list of specifications and options.
Installation and
operation manual
INSTALLATION
OR
ATTACHMENT
(1)
5
8
1345x
1290x
(mm)
795x605
1125x605
164
224
(kg)
166
228
(kg)
FBSP 1"
FBSP 1"
FBSP 1"
FBSP 1"
25
25
(mm)
100
150
(Pa)
(1)
5
8
3N~
50
(Hz)
400
(V)
±10
(%)
"Operating the
unit" or engineering data book for the
Packaged air-cooled water chillers
OF
10
1395x
1275x605
261
266
FBSP 1"
FBSP 1"
25
150
10
EUWAC5~10FZ
4PW14037-1D
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