Norcold DC0788 Service Manual Download Page 3

SERVICE MANUAL

3

www.norcold.com                                                

Introduction

About this Manual

This service manual provides maintenance, diagnostic, and repair 

information for 

NORCOLD

®

 models DC0788, DE0788, EV0788, 

and SCQT4408. It is a reference tool designed for technicians who 

are knowledgeable in the theory and operation of AC/DC electrical 

systems as installed in a variety of recreational vehicles (RV).
All information, illustrations, and speci

fi

 cations contained in this 

publication are based on the latest product information available 

at the time of publication. 

NORCOLD

®

 reserves the right to make 

changes at any time without notice.

Certifi cation and Code Requirements

This refrigerator is certi

fi

 ed by CSA International as meeting the 

latest edition of CAN/CSA-C22.2 No.63-93-UL250 standards for 

installation in mobile homes or recreational vehicles.

The refrigerator must be installed in accordance with this 

“Installation Manual” in order for the Norcold limited warranty to be 

in effect. In addition, the installation must conform to the following, 

as applicable: 

In the United States and Canada:

-   A manufactured home (mobile home) installation must 

conform with the Manufactured Home Construction and Safety 

Standard, Title 24 CFR, Part 3280 [formerly the Federal 

Standard for Mobile Home Construction and Safety, Title 24 

(part 280).

-  If an external power source is utilized, the appliance, when 

installed, must be electrically grounded in accordance with  

local codes or, in the absence of local codes, the National 

Electrical code, and ANSI/NFPA 70, or the Canadian Electrical 

Code, CSA C22.2. Parts 1 and 2.

About Installation

Refrigerator installation must conform with the refrigerator

 

Installation Manual

 for the 

NORCOLD

®

 limited warranty to be in 

effect. Installation must also comply with applicable local codes and 

standards set by the relevant certi

fi

 cation agency.

Replacement Parts

Use only authorized 

NORCOLD

®

 replacement parts. Generic 

parts do not meet 

NORCOLD

®

 speci

fi

 cations for safety, reliability, 

and performance. The use of unauthorized aftermarket or generic 

replacement parts voids the refrigerator’s

 

limited warranty 

coverage.

Technical Assistance

If unable to resolve technical issues using the information 

provided in this manual, technical support is available through the 

NORCOLD

®

 Technical Support Center:

Telephone: 1-800-444-7210

Fax: 1-734-769-2332

World Wide Web:

www.norcold.com

The following information is required to process technical support 

requests; refer to the following page:

 

Refrigerator Model Number 

 

Refrigerator Serial Number

 

Refrigerator Cooling Unit Serial Number

 

Recreational Vehicle (RV) Make/Model/Year

Model Identifi cation

Cooling Unit Serial Number

NOTE: 

Be sure to have the cooling unit serial number available if 

you need technical support on this component.

The cooling unit serial number appears on the cooling unit bar 

code label. The label is af

fi

 xed to the surface of the cooling unit 

leveling chamber. 

Fig. 1 - Cooling Unit Bar Code Label Location.

1167359

NORCOLD

N000036A-1

Safety, cont'd.

Do not install the refrigerator directly on carpet. Put the refrigerator 

on a metal or wood panel that extends the full width and depth of 

the refrigerator.
Some of the refrigerator’s metal components have sharp corners 

and edges. Wear hand protection, such as cut resistant gloves, 

and exercise extreme care when handling the refrigerator.

!

!

Summary of Contents for DC0788

Page 1: ...alteration service or maintenance can cause personal injury or property damage Refer to this manual For assistance or additional information contact a qualified installer service agency or the gas sup...

Page 2: ...or ignite a fire Do not use leak test solutions that contain ammonia or chlorine Ammonia and chlorine degrade copper and brass components The cooling unit is a sealed system under pressure Do not try...

Page 3: ...nd 2 About Installation Refrigerator installation must conform with the refrigerator Installation Manual for the NORCOLD limited warranty to be in effect Installation must also comply with applicable...

Page 4: ...ostat Off level Operating Limits Side to side 30 degrees maximum at refrigerator Front to back 30 degrees maximum at refrigerator General Information To confirm that installation is adequate check for...

Page 5: ...ist for complete list and details No Description 1 Cooling Unit with Evaporator 2 Holder 3 Evaporator Thermistor 4 Fan Motor 5 Power Supply 6 Control Assembly 7 Evaporator Frame Mark 8 Dial Assembly 9...

Page 6: ...Fig 5 Exploded Rear View 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 11 31 32 33 34 35 36 NOR000373A Exploded View DC DE EV0788 17 Door Bin 18 Door Stop Plate 19 B...

Page 7: ...om the vehicle battery to the refrigerator increases the correct AWG wire size also increases If the wire is too small for the distance a voltage drop occurs The voltage drop decreases the cooling per...

Page 8: ...Troubleshooting Test B Compressor resistance 1 Perform the Diagnostic Pre checks 2 Remove the black wire the flag connector from the compres sor 3 At room temperature measure the resistance of the com...

Page 9: ...ly Do not install the vents into areas such as closets or cabinets Each refrigerator has specified minimum vent size requirements 25 50 square inches However more air flow over the refrigerator coils...

Page 10: ...MB THERMISTOR SPT 1 18 SPT 1 18 XL2P VH3P SM2P XH2P SM2P HIGHT VOLTAGE CIRCUIT LOW VOLTAGE CIRCUIT DC AC PART EH2P SM3P BLACK BLACK EVAPORATOR THERMISTOR ZH6P SMR 06V Power cord Plug Grommet RED BLACK...

Page 11: ...screws which fasten the refrigerator to the floor 5 Remove the door from the refrigerator 6 Remove the screws which fasten the refrigerator to the wall 7 Remove the refrigerator from the opening Repl...

Page 12: ...Blank Page...

Page 13: ...ment une modification une r paration ou un entretien incorrect peut causer des blessures ou des dommages mat riels Consultez ce manuel Pour obtenir de l aide ou d autres renseignements contactez un in...

Page 14: ...contenant de l ammoniac ou du chlore L ammoniac et le chlore d gradent les composantes en cuivre et en laiton L unit de refroidissement du r frig rateur est pressuris e Ne pas essayer de r parer ni de...

Page 15: ...ves du Manuel d installation du r frig rateur pour que la garantie limit e de NORCOLD prenne effet L installation doit aussi tre conforme aux normes et aux codes locaux en vigueur tablis par les agenc...

Page 16: ...ax de 30 du r frig rateur D avant en arri re Inclin max de 30 du r frig rateur G n ralit s Pour confirmer que l installation est ad quate v rifiez Que la ventilation est suffisante consultez la sectio...

Page 17: ...d taill e N Description 1 Unit de refroidissement avec vaporateur 2 Fixation 3 Thermistance d vaporateur 4 Moteur de ventilateur 5 Alimentation 6 Ensemble de commande 7 Marque du cadre de l vaporateu...

Page 18: ...porte 17 Bac de porte 18 Plaque de retenue de porte 19 Entretoise du rail inf rieur 20 Rail du support inf rieur 21 Charni re de porte du cong lateur 22 Ensemble de porte du cong lateur 23 Vis de la p...

Page 19: ...rouve en ligne entre eux et le r frig rateur Plus la distance entre la batterie du v hicule et le r frig rateur augmente plus le calibre du c ble doit aussi augmenter Une chute de tension va se produi...

Page 20: ...rmal Consultez la rubrique D pannage Test B D pannage Test B r sistance du compresseur 1 Effectuez les v rifications pr alables de diagnostic 2 Retirez le fil noir le connecteur t moin du compresseur...

Page 21: ...pas refroidir correctement N installez pas les vents dans des endroits comme les placards ou les armoires Chaque r frig rateur doit respecter des tailles d vents minimales 161 322 cm2 Par contre une...

Page 22: ...UR C A C C TRANSFORMATEUR SORTIE C C AWG 18 ROUGE SORTIE C C AWG 18 NOIR ENTR E C C Batterie entr e Batterie entr e ROUGE NOIR Ens de commande de temp rature ROUGE ORANGE BLEU VIOLET BRUN NOIR Fusible...

Page 23: ...qui retiennent le r frig rateur sur le plancher 5 Enlevez la porte du r frig rateur 6 Enlevez les vis qui retiennent le r frig rateur au mur 7 Sortez le r frig rateur de l ouverture Replacer le r frig...

Page 24: ...Blank page...

Page 25: ...os procedimientos incorrectos de instalaci n ajuste servicio o mantenimiento pueden causar lesiones o da os materiales Consulte este manual Para recibir ayuda o informaci n adicional p ngase en contac...

Page 26: ...ice soluciones que contengan amoniaco o cloro El amoniaco y el cloro degradan los componentes de cobre y lat n La unidad refrigerante es un sistema sellado a presi n No trate de repararla ni recargarl...

Page 27: ...se conforme a las instrucciones del Manual de Instalaci n del refrigerador La instalaci n debe cumplir tambi n con los c digos y las normas locales correspondientes establecidas por el organismo de ce...

Page 28: ...frigerador Informaci n general Para confirmar que la instalaci n est bien confirme lo siguiente La ventilaci n debe ser adecuada consulte Requisitos de ventilaci n Los componentes de gas y el ctricos...

Page 29: ...escripci n 1 Unidad refrigerante con evaporador 2 Fijador 3 Termistor del evaporador 4 Motor del ventilador 5 Fuente de alimentaci n 6 Conjunto de control 7 Marco del evaporador marca 8 Conjunto de di...

Page 30: ...porte inferior 21 Bisagra de la puerta del congelador 22 Conjunto de la puerta del congelador 23 Tornillos de la placa de enganche 24 Tornillos de bisagra de la puerta 25 Tornillo de riel inferior 26...

Page 31: ...e la bater a del veh culo al refrigerador tambi n aumenta el tama o del cable AWG correcto Si el cable es muy peque o para la distancia se producir una ca da de voltaje con consecuente rendimiento dis...

Page 32: ...soluci n de problemas Prueba B Resistencia del compresor 1 Realice las Comprobaciones preliminares de diagn stico 2 Saque el cable negro el conector de bandera del compresor 3 A temperatura ambiente m...

Page 33: ...r funcionar bien No instale las tomas de ventilaci n hacia zonas como escaparates o gabinetes Cada refrigerador tiene requisitos m nimos de ventilaci n especificados 25 50 pulgadas cuadradas 161 322 c...

Page 34: ...NARANJA L BLANCO N CONVERTIDOR CA CC TRANSFORMADOR SALIDA DE CC AWG 18 ROJO SALIDA DE CC AWG 18 NEGRO ENTRADA DE CC Bater a entrada Bater a entrada ROJO NEGRO Conjunto de control de temperatura ROJO...

Page 35: ...tornillos que sujetan el refrigerador al piso 5 Saque la puerta del refrigerador 6 Quite los tornillos que sujetan el refrigerador a la pared 7 Saque el refrigerador de la abertura Volver a colocar e...

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