Daikin UATYQ-AFC3Y1 Quick start guide

Installation, use and

maintenance manual

Rooftop Packaged Unit

Models:

UATYQ20ABAY1

UATYQ25ABAY1

UATYQ30ABAY1

UATYQ45ABAY1

UATYQ50ABAY1

UATYQ55ABAY1

UATYQ65ABAY1

UATYQ75ABAY1

UATYQ90ABAY1

UATYQ110ABAY1

UATYQ115ABAY1

UATYQ20AFC2Y1

UATYQ25AFC2Y1

UATYQ30AFC2Y1

UATYQ45AFC2Y1

UATYQ50AFC2Y1

UATYQ55AFC2Y1

UATYQ65AFC2Y1

UATYQ75AFC2Y1

UATYQ90AFC2Y1

UATYQ110AFC2Y1

UATYQ115AFC2Y1

UATYQ20AFC3Y1

UATYQ25AFC3Y1

UATYQ30AFC3Y1

UATYQ45AFC3Y1

UATYQ50AFC3Y1

UATYQ55AFC3Y1

UATYQ65AFC3Y1

UATYQ75AFC3Y1

UATYQ90AFC3Y1

UATYQ110AFC3Y1

UATYQ115AFC3Y1

Installation, use and maintenance manual

Rooftop Packaged Unit English

Translation from original instructions

Installation manual

We reserve the right to make changes without any prior notice.

UATYQ*Y1

Packaged Rooftop

4P522680-1

Contents

1 Introduction 6

1.1 Conformity 6

1.2 Description 6

1.2.1 Symbols 6

1.2.2 Labels 7

2 Safety 8

2.1 General safety precautions 8

2.1.1 Dischargeofthesafetyvalves 9

2.2 Basic rules 10

2.3 Noise levels 11

2.4 Residual risks 11

2.5 Safetyinformationontherefrigerantuid 12

2.5.1 Hazardsandhealthconsequences 12

3 Receiving the product and storage 13

3.1 Reception 13

3.2 Transport 13

3.3 Handling 13

3.4 Storage 15

4 Product description 16

4.1 Intended use 16

4.2 Unintended use 16

4.3 Control and safety devices 17

4.4 Principles of operation 17

4.5 Structure 17

4.6 Specications 17

4.7 Air system 18

4.7.1 Internalairfans 18

4.7.2 Flowratesensorforfans 18

4.7.3 Airowsensor 18

4.7.4 Dirtyltersensor 19

4.7.5 AirltersG4 19

4.7.6 Programmablecontrol 20

4.8 Wiring diagram 21

5 Installation 22

5.1 Dimensions and weight 22

5.2 Installation site 22

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Installation manual

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UATYQ*Y1

Packaged Rooftop

4P522680-1

5.3 Installation 23

5.3.1 Fittingofrainhoods 23

5.3.2 Externalpositioning 24

5.3.3 Anti-vibrationmounts 24

5.3.4 Minimumdistances 25

5.4 Electrical connections 26

5.5 Condensate drain connections 28

5.5.1 Condensatedrainoftheinternalaircoil 28

5.5.2 Condensatedrainoftheexternalaircoil 28

5.6 Aeraulic connections 29

5.6.1 Returnandsupplyducts 29

5.6.2 Connectionoftheducts 29

6 Commissioning 30

6.1 Preliminary operations 30

6.2 First starting 31

6.2.1 Preliminarychecks 31

6.2.2 Functionaltests 31

6.3 Calibration of safety components 32

6.4 Checks during operation 33

6.5 Alarms and malfunctions 34

6.6 Temporary stop 35

6.7 Stop for long periods of time 35

7 Maintenance 36

7.1 Adjustments 36

7.2 External cleaning 37

7.2.1 Cleaningthecoils 37

7.3 Internal cleaning 38

7.3.1 Cleaningtheunit 38

7.4 Periodic checks 39

7.5 Unscheduled maintenance 40

7.5.1 Specialwork 40

7.5.2 Exceptionalwork 40

8 Decommissioning 41

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Installation manual

We reserve the right to make changes without any prior notice.

UATYQ*Y1

Packaged Rooftop

4P522680-1

THANK YOU

Thank you for choosing our product.

Itistheresultofmanyyears’experienceandcarefuldesignandhasbeenbuiltwithrst-classqualitymaterialsand

advanced technologies.

DeclarationorcerticateofconformityalsoguaranteesthattheequipmentmeetstherequirementsoftheEuropean

Machinery Safety Directive.

The quality level is constantly monitored, and therefore our products are synonymous with Safety, Quality and

Reliability.

Changes considered necessary for product improvement may be made to the stated data at any time without any

obligation to give prior notice.

Thank you again

Read this manual carefully before installing, testing or starting this unit.

Give this manual and all complementary documentation to the operator of the system who will be

responsible for keeping them so they are always available if needed.

The images and drawings contained herein are examples only.

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Installation manual

We reserve the right to make changes without any prior notice.

UATYQ*Y1

Packaged Rooftop

4P522680-1

1 INTRODUCTION

1.1 Conformity

With regard to relevant regulations and directives, please see the declaration of conformity in the "document folder".

1.2 Description

1.2.1 Symbols

Adescriptionofthemainsymbolsusedinthismanualandonthelabelsa󰀩xedtotheunitisgivenbelow.

Danger symbol; take extreme care.

Danger symbol; moving mechanical parts.

Danger symbol; live parts.

Warning symbol; important information

Note symbol; suggestions and advice

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Installation manual

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UATYQ*Y1

Packaged Rooftop

4P522680-1

1.2.2 Labels

For the constructional features, technical data and available models, please refer to the technical catalogue.

Themodel,serialnumber,features,powersupplyvoltageandsoonareshownonthelabelsa󰀩xedtotheunit(the

following illustrations are shown only as an example).

The Manufacturer adopts a continuous development policy and, in this perspective, reserves the right

to make changes and improvements to the documentation and to the units without prior notice.

The Technical Catalogue, the labels placed directly on the unit and the various diagrams referred to

below, must be considered an integral part of this manual.

Do not remove or alter the labels placed on the unit.

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Installation manual

We reserve the right to make changes without any prior notice.

UATYQ*Y1

Packaged Rooftop

4P522680-1

2 SAFETY

2.1 General safety precautions

Aspaceofabout2metresaroundtheunitisidentiedasexternaldangerzone.

Iftheunitispositionedinanunprotectedplacethatcanbereachedbyunqualiedpersons,accesstothisareamust

be prohibited by special guarding.

Theequipmentoperatorisresponsibleforcomplyingwithregulatoryobligations.

Theequipmentoperatoristhepersonwhohasactualcontroloverthetechnicaloperationandfreeaccess,which

means the possibility of monitoring its components and their operation and the possibility of granting access to third

parties.

Theequipmentoperatorhasthepower(includingnancialpower)todecideontechnicalmodications,checksand

repairs.

Theequipmentoperatormaygiveinstructionstoemployeesortoexternalcompaniesforcarryingoutmaintenance

and repair operations.

Only an authorised operator should be able to access the unit.

Installationandmaintenanceorrepairoftheunitmustbecarriedoutbypersonnelandcompaniesholdingacerticate

issuedbyacerticationbodydesignatedbyamemberstatethatcertiestherequirementscontainedinCommission

Regulation(EC)No.517/2014.

Theinternaldangerzonecanbeaccessedbyremovingtheprotectivedevicesandenteringtheunit.

Onnoaccountmustunqualiedpersonnelbeallowedtoentertheunitandnooneshouldbeallowedtoenterbefore

thepowertoithasbeenturnedo󰀨.

The user can interact with the unit only through the control and external OK signals.

Only authorised knowledgeable personnel may access the unit in compliance with safety in the workplace regulations.

CouncilDirective89/391/EEC,of12June1989,ontheintroductionofmeasurestoencourageimprovementsinthe

health and safety of workers at work.

Also, knowledge and understanding of the manual are indispensable for reducing risks and for improving the health

and safety of workers.

Theoperatorwhoenterstheunitmusthavesu󰀩cientknowledgetoperformthevariousactivitiesthroughoutthe

technical life of the machine.

The operator must know what to do when faced with possible anomalies, malfunctions or conditions of danger to

himself or others, and in any case, he must comply with the following instructions:

Stop the unit immediately by using the emergency device.

Do not do anything that goes beyond your duties and technical knowledge.

Inform the manager immediately and do not take personal initiatives.

Beforecarryingoutanyworkontheunit,makesureyouhaveturnedo󰀨thepowersupplytoit.Refer

to the section on maintenance work.

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Installation manual

We reserve the right to make changes without any prior notice.

UATYQ*Y1

Packaged Rooftop

4P522680-1

Inunitswithcapacitorsand/orinverters,certaincomponentscanremainliveforseveralminuteseven

afterhavingturnedo󰀨themainswitch.

Wait 10 minutes before working on the electrical parts of the unit.

Circuitssuppliedfromexternalsources(madewithorangecable)canremainliveevenafterthepower

supplytotheunithasbeenturnedo󰀨.

Workontheunitonlyifthereissu󰀩cientlightingforthetypeofworktobecarriedout.

Thelawregulatingtheuseofstratosphericozonedepletingsubstancesprohibitsthereleaseof

refrigerant gases into the environment and obliges owners to recover and return them to the dealer or

take them to special collection centres at the end of their operational life.

The refrigerant contained in the refrigerant circuit is included among the substances subject to special

control regulations provided for by law and must therefore be disposed of as indicated above.

Particular care should be taken during maintenance operations in order to reduce refrigerant leaks as

much as possible.

2.1.1 Discharge of the safety valves

Ifpresentontherefrigerantcircuit,installationrequirementsand/ornationalregulationslaydownthatthedischarge

of the safety valves must be routed to the outside.

The conveying must be done with a pipe whose diameter must be at least that of the valve outlet, and the weight of

the pipe must not be borne by the valve.

Always direct the discharge to areas where the jet cannot cause harm to anyone.

Risk of burns following contact with hot and cold parts.

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Installation manual

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UATYQ*Y1

Packaged Rooftop

4P522680-1

2.2 Basic rules

AlltheunitsaredesignedandbuiltincompliancewithDirective2014/68/EUoftheEuropeanParliamentandofthe

Councilof15May2014ontheapproximationofthelawsoftheMemberStatesrelatingtopressureequipment.

To ensure maximum safety, in order to prevent possible risks, follow the instructions below:

- this product contains pressurised vessels, live components, moving mechanical parts and very hot and cold

surfaces that, in certain situations, can pose a risk: all maintenance work must be carried out by skilled personnel

equipped with the necessary qualications in accordance with current regulations. Before carrying out any

operation, make sure that the personnel in charge has full knowledge of the documentation supplied with the unit.

- always have a copy of the documentation near the unit.

- The operations indicated in this manual must be integrated with the procedures indicated in the user instruction

manuals of the other systems and devices incorporated in the unit. The manuals contain all the necessary

information for safely managing the devices and the possible operating modes.

- usesuitableprotection(gloves,hardhat,protectiveglasses,safetyshoes,etc.)forallmaintenanceorcontrol

operations carried out on the unit.

- Do not wear loose clothing, ties, chains, watches, etc., which can get caught in the moving parts of the unit.

- alwaysusetoolsandprotectiveequipmentinexcellentcondition.

- The compressors and delivery gas pipes are at high temperature. Therefore, when working in the immediate

vicinity, be careful to avoid touching any components of the unit without suitable protection.

- do not work in the discharge trajectory of the safety valves.

- iftheunitsarepositionedinunprotectedplaceswhichcaneasilybereachedbyunqualiedpersons,suitable

protection devices must be installed.

- the user must consult the installation and use system manuals, incorporated and attached to this manual.

- there may be potential risks that are not obvious. Warnings and signals are therefore displayed on the unit.

- Do not remove the warnings.

It is expressly forbidden to:

- remove or disable the safety guards;

- tamperwithand/ormodify,evenpartially,thesafetydevicesinstalledontheunit.

Iftherearealarmwarningsandconsequenttrippingofthesafetydevices,theusermustcallinskilledmaintenance

technicianstoxtheproblemimmediately.

An accident can lead to serious injury or death.

The safety devices must be tested according to the guidelines in this manual.

Themanufacturerdoesnotassumeanyliabilityfordamage/injurytopersons,petsorobjectsarisingfromthere-use

ofindividualpartsoftheunitforfunctionsorassemblysituationsdi󰀨erentfromtheoriginalones.Tamperingwith/

unauthorised replacement of one or more parts of the unit is prohibited.

The use of accessories, tools or consumables other than those recommended by the Manufacturer relieves the latter

from civil and criminal liability.

Deactivationandscrappingoftheunitmustbecarriedoutonlybysuitablytrainedandequippedpersonnel.

TheunitsdonotfallwithinthescopeofDirective2014/34/EUoftheEuropeanParliamentandof

the Council, of 26 February 2014, on the approximation of the laws of the Member States relating to

equipmentandprotectivesystemsintendedforuseinpotentiallyexplosiveatmospheres.

This manual suits for next models

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