4 www.norcold.com2118, 2118IM, 2118IMD Series■ Recreational Vehicle (RV) Make/Model/YearModel Identification2118, 2118IM, and 2118IMD Series models are shipped from thefactory as 2-Way units to operate on propane gas or 120 volts ACelectric.Letter(s) appended to the model number identify factory installedaccessories. See Fig. 2.Cooling Unit Serial NumberThe cooling unit serial number appears on the cooling unit barcode label. The label is affixed to the surface of the cooling unitleveling chamber.Be sure to have the cooling unit serialnumber available if you need technicalsupport on this component.Refrigerator Model Number312 Serial Number313 Model Number314 Group Code315 BTU / h316 Amount of refrigerant in cooling system317 AC Voltage / Amperage318 DC Voltage / AmperageNOTICEFig. 3 - Refrigerator information label locationxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxDESIGNCERTIFiEDNORC OLDSASerial NumberModel Numberx.xxLBS.test pressurexxx VOLTS - AC xx HZx.xx AMPS xxx Wattsxx VDC xx HZx.x AMPS xx xx WattsGroup CodeInput PressureBTUHRefrigerantxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxx xxxxxDESIGNCERTIFiESANORC OLDxx xx xx x xxxx xx xx x xxxx xx x x x xx318312313314315316 317IntroductionAbout This ManualThis service manual provides maintenance, diagnostic, and repairinformation for NORCOLD® 2118, 2118IM, 2118IMD Series gas ab-sorption refrigerators. It is a reference tool designed for technicianswho are knowledgeable in the theory and operation of gas/electricabsorption refrigerators, liquefied petroleum (LP) gas–propane–systems, and AC/DC electrical systems as installed in a variety ofrecreational vehicles (RV).All information, illustrations, and specifications contained in thispublication are based on the latest product information availableat the time of publication. NORCOLD® reserves the right to makechanges at any time without notice.Certification and Code RequirementsNORCOLD ® gas/electric absorption refrigerators are certifiedunder the latest edition of ANSI Z21.19B standards for installationin mobile homes or recreational vehicles, and with the CanadianStandards Association CAN/CGA-1.4-M94.Electrical components are compliant.About InstallationRefrigerator installation must conform with the 2118, 2118IM,2118IMD Series Installation Manual for the NORCOLD® limitedwarranty to be in effect. Installation must also comply with appli-cable local codes and standards set by the relevant certificationagency.Replacement PartsUse only authorized NORCOLD ® replacement parts. Generic partsdo not meet NORCOLD ® specifications for safety, reliability, andperformance. The use of unauthorized aftermarket or generic re-placement parts voids the refrigerator’s limited warranty coverage.Technical AssistanceIf unable to resolve technical issues using the information providedin this manual, technical support is available through NORCOLD®Customer Service Center:( Telephone: 1-800-444-72103 Fax: 1-734-769-23328 World Wide Web: www.norcold.com.The following information is required to process technical supportrequests:■ Refrigerator Model Number■ Refrigerator Serial Number■ Refrigerator Cooling Unit Serial NumberFig. 2 - Cooling unit bar code label location.1167359NORCOLDN000036A-1