Daikin EWWS150J-SS Bruksanvisning

Daikin Vattenpump EWWS150J-SS

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Sida 1/40

Original Instructions

REV

Date

05/2023

Supersedes

D-EIMWC01008-16_05EN

Installation, Operation and Maintenance Manual

EWWD (EWLD) – J

EWWH (EWLH) – J

EWWS (EWLS) – J

Installation, Operation and Maintenance Manual

D-EIMWC01008-16_06EN

D-EIMWC01008-16_06EN - 2/40 
CONTENTS 
INTRODUCTION................................................................................................................................................ 5 
1  Precautions against residual risks .......................................................................................................................... 5 
2  Description .............................................................................................................................................................. 6 
3  Information about the refrigerants used .................................................................................................................. 6 
3.1  Pressure/temperature tables ......................................................................................................................... 7 
INSTALLATION REQUIREMENTS................................................................................................................... 9 
1  Information about installation of systems with R134a and R513A ......................................................................... 9 
2  Information about installation of systems with R1234ze ........................................................................................ 9 
2.1  Additional guidelines for safe use of R1234ze(E) for equipment located in the open air ............................. 9 
2.2  Additional guidelines for safe use of R1234ze(E) for equipment located in a machinery room ................... 9 
RECEIVING THE UNIT .................................................................................................................................... 12 
OPERATING LIMITS ....................................................................................................................................... 13 
1  Storing Storage ..................................................................................................................................................... 13 
2  Operation .............................................................................................................................................................. 13 
2.1  Options and features ................................................................................................................................... 13 
2.2  Operation range .......................................................................................................................................... 14 
MECHANICAL INSTALLATION ..................................................................................................................... 20 
1  Safety .................................................................................................................................................................... 20 
2  Moving and lifting .................................................................................................................................................. 20 
3  Positioning and assembly ..................................................................................................................................... 20 
4  Noise and Sound protection ................................................................................................................................. 21 
5  Water piping .......................................................................................................................................................... 21 
5.1  Water piping installation procedure ............................................................................................................. 22 
5.2  Piping insulation .......................................................................................................................................... 23 
6  Water flow and quality .......................................................................................................................................... 23 
7  Evaporator and recovery exchangers anti-freeze protection................................................................................ 25 
8  Before Starting ...................................................................................................................................................... 25 
GUIDELINES FOR REMOTE CONDENSER APPLICATION (EWLD J, EWLH and EWLS versions)........ 26 
1  Installation information for condenserless units.................................................................................................... 26 
1.1  Precautions when handling piping .............................................................................................................. 26 
1.2  Leak test and vacuum drying ...................................................................................................................... 26 
1.3  Charging the unit ......................................................................................................................................... 27 
2  Refrigerant piping design ...................................................................................................................................... 27 
2.1  Equivalent line lenght .................................................................................................................................. 29 
2.2  Liquid line sizing .......................................................................................................................................... 29 
2.3  Discharge (Hot Gas) Line Sizing ................................................................................................................. 30 
2.4  Oil charge .................................................................................................................................................... 31 
ELECTRICAL INSTALLATION ....................................................................................................................... 32 
1  General specifications .......................................................................................................................................... 32 
2  Electrical supply .................................................................................................................................................... 32 
3  Electric connections .............................................................................................................................................. 32 
4  Cable requirements .............................................................................................................................................. 33 
5  Phase unbalance .................................................................................................................................................. 33 
OPERATION .................................................................................................................................................... 35 
1  Operator’s responsibilities .................................................................................................................................... 35 
MAINTENANCE............................................................................................................................................... 36 
1  Routine maintenance ............................................................................................................................................ 36 
SERVICE AND LIMITED WARRANTY ........................................................................................................... 38 
PERIODIC CHECKS AND COMMISSIONING OF PRESSURE EQUIPMENT .............................................. 38 
DISPOSAL ....................................................................................................................................................... 38 
IMPORTANT INFORMATION REGARDING THE REFRIGERANT USED.................................................... 39 
1  Factory and Field charged units instructions ................................................................................................... 39 
 
LIST OF FIGURES 
 
Figure 1 - Typical refrigerant circuit .............................................................................................................................. 3 
Figure 2 - Description of the labels applied to the electrical panel ............................................................................... 4 
Figure 3– Lifting .......................................................................................................................................................... 20 
Figure 4– Unit Levelling .............................................................................................................................................. 21 
Figure 5 - Condenser located with no elevation difference ........................................................................................ 28 
Figure 6 - Condenser located above the unit ............................................................................................................. 28 
Figure 7 - Condenser located below the unit .............................................................................................................. 29 
Figure 8 - Equivalent lenghts (in meters) .................................................................................................................... 29 
   