1www.norcold.com/cda 1200XX/120X-IMXX ModelsRefrigerator Service ManualAbout this ManualThis service manual provides maintenance, diagnostic,and repair information for NORCOLD, INC.® model1200XX/120X-IMXX gas absorption refrigerators. It is areference tool designed for technicians who areknowledgeable in the theory and operation of gas/electric absorption refrigerators, liquefied petroleum(LP) gas–propane–systems, and AC/DC electricalsystems as installed in a variety of recreationalvehicles (RV).All information, illustrations, and specificationscontained in this publication are based on the latestproduct information available at the time of publication.NORCOLD, INC.® reserves the right to make changesat any time without notice.Model IdentificationModel 1200XX/120X-IMXX are 2-way refrigerators thatcan operate on AC power or LP gas. The electroniccontrols operate on 12 Vdc.Letter(s) appended to the model number identifyfactory installed accessories. For example, a 1200-IMSS is a 2-way refrigerator equipped with an icemaker and stainless steel doors.Information LabelThe information label is located in the upper rightcorner of the fresh food compartment just below thedivider. See Figure 1, page 2. The label provides thefollowing information: Serial number. Model number. LP gas (propane) pressure. Btu/hr. AC voltage and amperage. DC voltage and amperage. Design certification. Vent kit requirement.Cooling Unit Serial NumberThe cooling unit has a separate serial number thatappears on the cooling unit bar code label. The label isaffixed to the surface of the cooling unit levelingchamber. See Figure 2, page 2.INTRODUCTIONCertification and Code RequirementsNORCOLD, INC. ® 1200XX/120X-IMXX gas/electricabsorption refrigerators are certified under the latestedition of ANSI Z21.19B standards for installation inmobile homes or recreational vehicles. NORCOLD,INC. ® 1200XX/120X-IMXX gas/electric absorptionrefrigerators are also certified with the CanadianStandards Association, CAN/CGA-1.4-M94.Electrical components are compliant.About InstallationRefrigerator installation must conform with the1200XX/120X-IMXX Installation Manual for theNORCOLD, INC.® limited warranty to be in effect.Installation must also comply with applicable localcodes and standards set by the applicable certificationagency.Replacement PartsUse only authorized NORCOLD, INC. ® replacementparts. Generic parts do not meet NORCOLD, INC. ®specifications for safety, reliability, and performance.The use of unauthorized aftermarket or genericreplacement parts voids the refrigerator's limitedwarranty coverage.Technical AssistanceIf unable to resolve technical issues using theinformation provided in this manual, technical supportfor service technicians is available through theNORCOLD, INC.® Customer Service Center:℡℡℡℡℡ Telephone: .................................... 1-800-444-7210. Fax: .............................................. 1-937-497-3183. World Wide Web: ............... www.norcold.com/cda.The following information is required to processtechnical support requests: Model number. Serial number. Make, model, and year of recreational vehicle.