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Installation and operation manual
Packaged air-cooled water chiller

English

Installation and operation

manual

Packaged air-cooled water chiller

EWAQ016CAW
EWAQ021CAW
EWAQ025CAW
EWAQ032CAW
EWAQ040CAW
EWAQ050CAW
EWAQ064CAW

EWYQ016CAW
EWYQ021CAW
EWYQ025CAW
EWYQ032CAW
EWYQ040CAW
EWYQ050CAW
EWYQ064CAW

Содержание EWAQ016CAW

Страница 1: ...oled water chiller English Installation and operation manual Packaged air cooled water chiller EWAQ016CAW EWAQ021CAW EWAQ025CAW EWAQ032CAW EWAQ040CAW EWAQ050CAW EWAQ064CAW EWYQ016CAW EWYQ021CAW EWYQ02...

Страница 2: ...os t saik rendelkez seit z p niejszymi poprawkami 18 19 20 21 22 23 24 25 Directivelor cu amendamentele respective Direktive z vsemi spremembami Direktiivid koos muudatustega Direktyvose su papildymai...

Страница 3: ...vastaava kyll stysl mp tila M C Kylm aine N Varmuuspainelaitteen asetus P bar Valmistusnumero ja valmistusvuosi katso mallin nimikilpi Maxim ln p pustn tlak PS K bar Minim ln maxim ln p pustn teplota...

Страница 4: ...omponents 14 6 2 3 To access the field setting components 14 6 2 4 To access mode 1 or 2 14 6 2 5 To use mode 1 14 6 2 6 To use mode 2 15 6 2 7 Mode 1 Monitoring settings 15 6 2 8 Mode 2 Field setting...

Страница 5: ...This installation manual concerns the packaged air cooled water chiller The unit is intended for outdoor installation and can be combined with fan coil units for air conditioning purposes or it can be...

Страница 6: ...ystem in order to allow complete drainage of the water circuit Non brass metallic piping When using non brass metallic piping insulate the brass and non brass properly so that they do NOT make contact...

Страница 7: ...tions must be avoided a larger minimum water volume will be required To ensure proper operation of the unit when changing the values of setting F 00 for cooling mode the minimum water volume has to be...

Страница 8: ...chrader valve of the expansion vessel a a Schrader valve 4 2 5 To check the water volume Examples Example 1 The unit is installed 5 m below the highest point in the water circuit The total water volum...

Страница 9: ...2 1 To provide the installation structure Make sure the unit is installed level on a sufficiently strong base to prevent vibration and noise NOTICE When the installation height of the unit needs to be...

Страница 10: ...em field supply 5 3 2 To fill the water circuit 1 Connect the water supply to the drain and fill valve 2 Make sure the automatic air purge valve is open at least 2 turns 3 Fill with water until the pr...

Страница 11: ...presence may lead to the precipitation of certain components in the glycol s corrosion inhibitor NOTICE Glycol absorbs water from its environment Therefore do NOT add glycol that has been exposed to a...

Страница 12: ...set up use and maintain the unit Before operating the remote controller follow this installation procedure Wire specification Value Type 2 wire Section 0 75 1 25 mm2 Wire specification Value Maximum l...

Страница 13: ...ation in this chapter is read sequentially by the installer and that the system is configured as applicable DANGER RISK OF ELECTROCUTION 6 2 Making field settings 6 2 1 About making field settings INF...

Страница 14: ...lated stick such as a closed ball point pen to avoid touching of live parts Make sure to re attach the inspection cover into the electrical component box cover after the job is finished NOTICE Make su...

Страница 15: ...e 2 There are two methods to activate low noise operation of the compressor unit and heat exchanger unit The first method is to enable an automatic low noise operation during night time by field setti...

Страница 16: ...ach field setting is assigned a 3 digit number or code e g 5 03 which is indicated on the remote controller display The first digit 5 is the first code or field setting group The second and third digi...

Страница 17: ...stop when active at that moment and will start again at the next scheduled ON function The last programmed command overrules the preceding programmed command and will remain active until the next pro...

Страница 18: ...ng the night because temperature demands during night and day are not the same INFORMATION The setback function is enabled by default The setback function can be combined with the automatic weather de...

Страница 19: ...ave a good control of the system and avoid frequent ON OFF it is advised to use the automatic weather dependent setpoint operation 6 01 Description 0 default External room thermostat not installed 1 E...

Страница 20: ...e the fluid to freeze b Settings are not applicable C Leaving water temperature limits This setting is used to limit the selectable leaving water temperature on the remote controller C 00 Maximum leav...

Страница 21: ...e powered up You read the complete installation and operation instructions as described in the installer and user reference guide Installation Check that the unit is properly installed to avoid abnorm...

Страница 22: ...first running period of the unit the required power may be higher than stated on the nameplate of the unit This phenomenon is caused by the compressor that needs a continuous run time of 48 hours bef...

Страница 23: ...b A B C D Possibility 1 Possibility 2 a 300 mm b 100 mm c 500 mm d 500 mm a 500 mm b 500 mm c 500 mm d 500 mm h1 h2 1500 500 F mm ABCD Sides along the installation site with obstacles F Front side Suc...

Страница 24: ...Q N h g k g D E a Air purge valve b Temperature sensors R11T R12T R13T R14T c Expansion vessel 12 l d Shut off valve field installed e Water inlet connection f Water outlet connection g Drain port h W...

Страница 25: ...or current limiting R1T Thermistor air fin R2T R15T Thermistor H E gas 1 H E de icer 1 sub cool H E gas 1 sub cool H E liquid H E liquid 1 suction 1 liquid 1 suction 2 H E gas 2 H E de icer 2 sub cool...

Страница 26: ...stem A full overview of allowable combinations for future system extensions is available in technical engineering data and should be consulted Contact your installer to receive more information and pr...

Страница 27: ...or a function is not available An unavailable function can mean insufficient permission level or can mean that a slave remote controller is used see 6 2 9 Field settings on the remote controller on pa...

Страница 28: ...stem 12 3 1 About the clock INFORMATION The clock must be set manually Adjust the setting when switching from summertime to wintertime and vice versa The clock cannot be adjusted if the controller is...

Страница 29: ...d settings on the remote controller on page 16 INFORMATION Temperature range for cooling 5 C 20 C leaving water temperature 10 C 20 C when glycol is used For setup of the schedule timer function see T...

Страница 30: ...point operation 6 Set the leaving water temperature using and INFORMATION During this operation instead of showing the water temperature setpoint the controller shows the shift value which can be set...

Страница 31: ...d 13 00 and will remain active until the next programmed command 19 00 occurs So in order to know the actual setting you should consult the last programmed command this may date from the day before Th...

Страница 32: ...ture setpoint is enabled by default so only temperature shifts are possible no ON OFF instruction Quiet mode See To program quiet mode on page 33 Switch the mode on or off at a scheduled time Four act...

Страница 33: ...seconds to program the detailed actions Result The first programmed action of the selected day appears 7 Select the action number you would like to program or to modify using 8 Set the correct action...

Страница 34: ...ogrammed actions of a specific day press once Result You can now select another day using and and restart consulting and programming To copy programmed actions to next day In space heating program it...

Страница 35: ...ct are necessary within the warranty period contact your dealer and keep the warranty card at hand 13 2 2 Recommended maintenance and inspection Since dust collects when using the unit for several yea...

Страница 36: ...e unit with manufacturing number if possible and the installation date possibly listed on the warranty card 14 1 Error codes Overview In case a malfunction code appears on the indoor unit user interfa...

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