Carrier DB-S Series Use & Maintenance Instructions
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Carrier DB-S Series Use & Maintenance Instructions

Carrier DB-S Series Use & Maintenance Instructions

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U U S S E E & & M M A A I I N N T T E E N N A A N N C C E E I I N N S S T T R R U U C C T T I I O O N N S S
U U S S E E & & M M A A I I N N T T E E N N A A N N C C E E I I N N S S T T R R U U C C T T I I O O N N S S
B B E E D D I I E E N N U U N N G G S S A A N N L L E E I I T T U U N N G G
B B E E D D I I E E N N U U N N G G S S A A N N L L E E I I T T U U N N G G
I I N N S S T T R R U U C C T T I I O O N N S S D D ' ' U U S S A A G G E E E E T T E E N N T T R R E E T T I I E E N N
I I N N S S T T R R U U C C T T I I O O N N S S D D ' ' U U S S A A G G E E E E T T E E N N T T R R E E T T I I E E N N
M M A A N N U U A A L L E E U U S S O O E E M M A A N N U U T T E E N N Z Z I I O O N N E E
M M A A N N U U A A L L E E U U S S O O E E M M A A N N U U T T E E N N Z Z I I O O N N E E

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Summary of Contents for Carrier DB-S Series

  • Page 1 DB-S DB-S U U S S E E & & M M A A I I N N T T E E N N A A N N C C E E I I N N S S T T R R U U C C T T I I O O N N S S U U S S E E &...
  • Page 2 SERVICE SHEET - SERVICEBLATT - FICHE DE SERVICE - FOGLIO SERVIZIO DATE - DATUM OPERATION - MASSNAHME SERVICE FIRM - SERVICEFIRMA SIGNATURE - UNTERSCHRIFT DATE - DATA OPERATION - OPERAZIONE ETS DE SERVICE - DITTA ASSISTENZA SIGNATURE - FIRMA...

  • Page 3: Table Of Contents

    L L i i s s t t o o f f c c o o n n t t e e n n t t s s L L i i s s t t o o f f c c o o n n t t e e n n t t s s Description of the unit ..............page How the unit works ................page Safety devices and safety measures ..........page...

  • Page 4: How The Unit Works

    hank you for choosing a uniblock product. Please read this booklet carefully - it has been specially designed to provide advi- ce and information on how to install, use and maintain the unit correctly, so as to use it to the best of its capacities. LEGEND LEGEND The term CAUTION is used to indicate situations that may cause damage to...

  • Page 5: Safety Devices And Safety Measures

    1.2 Safety devices and safety measures The following mechanical safety devices are supplied by the manufacturer (fig. 2): 1. Fixed side guards of the evaporator and condenser units: these are fixed to the metal casing with locking screws 2. Electric fan fixed external guards on the evaporator: these are fixed with self- locking screws.
  • Page 6 WARNING: ATTENZIONE! PERICOLO CAUTION! hot and/or cold parts CAUTION: C O L L E G A M E N T O U N IB L O C K U N IT E L E C T R IC A L C O N N E C T IO N C O N N E X IO N D E L 'U N IT E ' E L E K T R IS C H .

  • Page 7: Residual Risks

    1) Year of manufacture 1) Anno di costruzione Model ZANOTTI S S . . p p . . A A . . 2) CARRIER unit code 2) Codice unità "CARRIER" Via Martin L. King, nr. 30 3) Numero matricola 3) Serial number...
  • Page 8 4 4 . . P P O O S S I I T T I I O O N N I I N N G G T T H H E E U U N N I I T T 4 4 .

  • Page 9: Signs

    5 5 . . I I N N S S T T A A L L L L A A T T I I O O N N 5 5 . . I I N N S S T T A A L L L L A A T T I I O O N N 5.1 Signs The Manufacturer has envisaged the posting of the following caution and warning signs: Caution: Low /high temperature...

  • Page 10: Commissioning

    PACKING DB235-S 1410 Mass 98 Kg DB335-S - DB340-S Mod. MDB335NS02F 1350 1840 CU=89; EU=56 MDB335TS02F-BDB335NS02F-BDB335TS02F 1520 1360 1840 CU=114; EU=56 DB340 N/T 1520 1360 1990 CU=114; EU=63 5.3 Commissioning In order to achieve optimum performance, the unit must be: a) Place the cell in a well ventilated room, away from heat sources (fig.

  • Page 11: Area Surrounding The Unit To Be Kept Clear

    5.4 Area surrounding the unit In order to allow it to work properly and to facilitate its maintenance in safety con- to be kept clear ditions, the unit should be installed so that the minimum spatial requirements (for opening the unit) are provided. 6 6 .
  • Page 12 a) Connect the evaporator and the condenser with a piping adapted according to the enclosed diagrams and tables (Fig.12) fig.12 fig.12.a -Section of suction line in an installation having the compres- sor sited underneath heevaporator Insulate the whole Put the heater* in the suction line drain pipe without fol- ding (DB models).

  • Page 13: Cleaning The Unit

    b) Connect the circuitry between the evaporator and the condenser using the seriali- zed terminal boards which are in the electronic panel and inside the evaporator. 6.1 Cleaning the unit Carefully clean the unit with detergents or degreasing substances, removing dust, dirt and any foreign matter that may have deposited on it during transportation.

  • Page 14: Checks, Adjustments And Settings

    CAUTION Magnetothermal safety switches should be used to protect the main power sup- ply line from power surges. Only qualified personnel is authorised to replace the safety thermal relays fitted on motors. Only qualified personnel must be authorised to make electrical connections. All models DB-S are supplied with remote control panel.

  • Page 15: Electrical Controls

    7 7 . . P P L L A A C C I I N N G G I I N N T T O O S S E E R R V V I I C C E E O O F F T T H H E E U U N N I I T T 7 7 .

  • Page 16: Remote Panel

    7.1.2 Remote panel 1 1 0 0 1 1 1 1 1) Compressor LED (GREEN): LIT: the compressor is running.The unit is cooling. FLASHING: the compressor is a delayed start mode. OFF: the compressor is OFF. The required room temperature has been reached 2) Evaporator fan LED (GREEN): LIT: Evaporator fan is running.

  • Page 17: Description Of The Unit's Work Cycle

    8 8 . . H H O O W W T T O O O O P P E E R R A A T T E E T T H H E E U U N N I I T T 8 8 .

  • Page 18: General Maintenance Operations

    9 9 . . M M A A I I N N T T E E N N A A N N C C E E A A N N D D R R E E P P A A I I R R S S 9 9 .
  • Page 19 4. Inadequate performance of the unit: If the unit’s performance is not adequate, and no technical causes or anomalies can be identified, it is necessary to check that the cell doors are perfectly sealed, that there are no leaks from the cell, that no foodstuffs or non frozen liquids have been inserted in the low temperature cell and that no ice has formed on the evaporator.

  • Page 20: Electronic Controller Alarms

    9.5 Electronic controller alarms When a fault is detected,the red Led in key (4) will be lit and a fault code displayed on the screen (5).This code enables a speedy identification of the problem and should be reported when making the service call.(The audible alarm will also sound if fitted). High temperature alarm The label (HI) and the cell temperature are intermittently displayed one after the other.

  • Page 21: Parts Subject To Wear And Spares

    8) When the set temperature is reached, compressor, evaporator and condenser Fig.16 fans will stop. 9) During emergency period, defrost-cycle is cut-out;it is therefore advisable to reduce door openings to a minimum. 10) When installing a new control panel, remove all connections stated in items 3 and 4, before switching the unit on.
  • Page 22 PARAMETERS MODIFICATION - PARAMETERÄNDERUNG MODIFICATION PARAMETRES - ISTRUZIONI PER LA MODIFICA DEI PARAMETRI UTENTE HOW TO SET THE PARAMETERS: WIE MAN IN DIE PROGRAMMIERUNG EINZUTRETEN: COMME ENTRER DANS LA PROGRAMMATION: COME ENTRARE IN PROGRAMMAZIONE: 1A . - Keep the keys 9 and 6 pressed togheter for more than 5 second. - Die tasten 9 und 6 auf mehr als 5 Sekunden gleichzeitg drücken.
  • Page 23 PARAMETERS DESCRIPTION - BESCHREIBUNG DER PARAMETER DESCRIPTION PARAMETRES - DESCRIZIONE DEI PARAMETRI TEMPERATURE PROBE SETTING - VORBEREITUNG DER SONDE - PREPARATION DE LA SONDE - PREDISPOSIZIONE DELLA SONDA C: CALIBRATION - KALIBRIERUNG - CALIBRAGE - CALIBRAZIONE 2: DIGITAL FILTER - STABILITÄT DER MESSUNG - STABILITE DE LA MESURE - STABILITÀ DI MISURA 3: INPUT LIMITATION - LESEGESCHWINDIGKEIT DER SONDE - VITESSE LECTURE SONDE - VELOCITÀ...
  • Page 24 Ad: TEMPERATURE ALARM DELAY - VERZÖGERUNG ALARM HOHE TEMPERATUR - RETARD ALARME TEMPERATURE MAX - RITARDO ALLARME alta TEMPERATURA A4: DIGITAL INPUT 1 - KONFIGURIERUNG DIGITALEINGANG NUMMER 1 (Mikroport) - CONFIGURATION ENTREE NUMERIQUE N° 1 - Configurazione ingresso digitale numero 1 (microporta) A5: NUMBER 2 [warming up] DIGITAL INPUT CONFIGURATION - KONFIGURIERUNG DIGITALEINGANG NUMMER 2 (Mikroport) - CONFIGURATION ENTREE NUMERIQUE N°...
  • Page 25 USER PARAMETERS - TAFEL DER PARAMETER PARAMETRES USAGER - TABELLA PARAMETRI UTENTE MANUFACTURED STANDARDS - HERSTELLERSTANDARD - STANDARDS CONSTRUCTEUR - STANDARD COSTRUTTORE Unit of measure Operating Field - Arbitsbereich Electric defrost - Elektrisch. Abt Maßeinheit Champ de travail - Campo lavoro Degivrage electrique - Sbrin.
  • Page 27 REFRIGERATION DIAGRAM-KÄLTETECHNIKSCHEMA-SCHEMA FRIGORIFIQUE-SCHEMA FRIGORIFERO DB-S 235 - 335 - 340 N DESCRIPTION BESCHREIBUNG DESCRIPTION DESCRIZIONE 1 COMPRESSOR KOMPRESSOR COMPRESSEUR COMPRESSORE 2 H.P. SWITCH HOCHDRUCKSCHALTER PRESSOSTAT H.P. PRESSOSTATO ALTA PRESS. 3 CONDENSER KONDENSATOR CONDENSEUR CONDENSATORE 4 CONDENSER FAN KONDENSATORVENTILATOR VENTILATEUR CONDENSEUR MOTOVENTILATORE COND.
  • Page 28 Tav n° Modello : DBS 1 Data : Disegnatore : 30/05/01 Righetti...
  • Page 29 LEGEND - LEGENDE - LEGENDE - LEGENDA : Tav.n° DBS 1 Pos. Description - Beschreibung - Description - Descrizione Code-Code English Deutsch Francais Italiano Code-Codice COND. GUARD PROTEZIONE COND. 2235610 KONDENSATORSCHUTZ PROTECTION COND. COVER ABDECKUNG COUVERCLE COPERCHIO 2235613 CONDENSER KONDENSATOR CONDENSEUR CONDENSATORE 3CND179...
  • Page 30 LEGEND - LEGENDE - LEGENDE - LEGENDA : Tav.n° DBS 1 Pos. Description - Beschreibung - Description - Descrizione Code-Code English Deutsch Francais Italiano Code-Codice 53 SOLENOID COIL SOLENOIDSPULE BOBINA SOLENOIDE 3CVS001 BOBINE SOLENOIDE LINE SOLENOID VALVE LEITUNGSOLENOID SOLENOIDE LIGNE SOLENOIDE LINEA 3VLS002 3VLS003...
  • Page 32 Tav n° Modello : DBS 2 Data : Disegnatore : 30/05/01 Righetti...
  • Page 33 LEGEND - LEGENDE - LEGENDE - LEGENDA : Tav.n° DBS 2 Pos. Description - Beschreibung - Description - Descrizione Code-Code English Deutsch Francais Italiano Code-Codice COND. 2335610 PROTECTION COND. PROTEZIONE COND KONDENSATORSCHUTZ COVER ABDECKUNG COUVERCLE COPERCHIO 2335613 CONDENSER KONDENSATOR CONDENSEUR CONDENSATORE 3CND211 DELIVERY COCK...
  • Page 36 LEGENDA SCHEMA ELETTRICO - WIRING DIAGRAM - SCHEMA ELETRIQUE - SCHALTPLAN LEGENDA SCHEMA ELETTRICO - WIRING DIAGRAM - SCHEMA ELETRIQUE - SCHALTPLAN ESQUEMA ELECTRICO - LEGENDA ESQUEMA ELECTRICO ESQUEMA ELECTRICO - LEGENDA ESQUEMA ELECTRICO SONDA TEMPERATURA AMBIENTE FUSIBILE MONITOR TERMOSTATO SCARICO COMPRESSORE ROOM SENSOR VOLTAGE REGULATOR FUSE COMPRESSOR EXHAUST THERMOSTAT...
  • Page 37 KOND.-VENTILATORANLAUFPRESSOSTAT RELE’ VENTOLA EVAPORATORE PRESOSTATO INSERCION VENTILADOR COND. EVAPORATOR FAN RELAY PRESSOSTATO ACIONADOR VENTILADOR COND. P3MX RELAIS VENTILATEUR EVAPORATEUR PRESSOSTATO INSERZIONE VENTOLA COND. VERDAMPF.- VENTILATORRELAIS COND. FAN STARTING PRESSURE SWITCH RELE’ VENTILADOR EVAPORADOR PRESSOSTAT MISE EN MARCHE VENTILATEUR COND. RELÉ VENTILADOR EVAPORADOR KOND.-VENTILATORANLAUFPRESSOSTAT MOTORE COMPRESSORE nº1 PRESOSTATO INSERCION VENTILADOR COND.

This manual is also suitable for:

Db340-sDb235-sDb335-s

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