Owner’s Manual 8Effects of High Altitude on Propane GasOperationWhen you operate the refrigerator on propane gas at altitudeshigher than 5500 feet above sea level:- You may experience reduced cooling performance of therefrigerator.- You may experience burner outages.To avoid these possible problems, Norcold recommends thatyou operate the refrigerator on AC when at altitudes higher than5500 feet above sea level.- Push and hold the ON / OFF button for two secondsand then release to silence the alarm and turn therefrigerator back on.- The refrigerator will start a 30 second trial forignition.- During the 30 second trial for ignition, the refrigera-tor controls open the gas safety valve and theigniter makes sparks.- When no fault code shows and only the power indicatorremains, this means that the refrigerator is operating onpropane gas in the manual mode.- At this time, all of the air is removed from the propanegas supply lines and you may select AUTO mode ofoperation if you wish.- Depending on how much air may be in the propane gassupply lines, you may need to repeat the 30 second trial forignition two or three times.- If the burner does not ignite on propane gas after two orthree attempts, stop and consult your local dealer or anauthorized Norcold Service Center.Set the controls to Automatic mode operation:- Push the ON / OFF button to turn the refrigerator on.- Push and hold the MODE button until the letters “AU” showin the center display and then release.- If 120 volts AC is available to the refrigerator:- The letters “AU” and then “AC” show in the centerdisplay.- After ten seconds, the “AU” and then “AC” go off andonly a green power ON light remains.- This means that the refrigerator is operating on ACelectric.- If 120 volts AC is not available to the refrigerator:- The letters “AU” and then “AC” show in the centerdisplay.- After five seconds, the “AU” and then “LP” show in thecenter display.- After ten seconds, the “AU” and the “LP” go off and onlya green power ON light remains.- This means that the refrigerator is operating onpropane gas.- If neither 120 volts AC nor propane gas is available to therefrigerator:- The fault codes “no” “AC” and then “no” “FL” show inthe center display and an audible alarm sounds.If an energy source is available to the refrigerator, but is notoperating correctly:- A fault code shows in the center display.- The refrigerator controls try to change to a less efficientenergy source.- If a less efficient energy source is not available:- An audible alarm starts.- A fault code shows in the center display.- Refer to the “Fault Codes” section of this manual.Set the controls to manual mode operation:- Push the ON / OFF button to turn the refrigerator on.- Push and hold the MODE button until the letters “ AC” showin the center display and then release.- After ten seconds, the “AC” goes off and only a greenpower ON light remains.- Push and hold the MODE button until the letters “LP” showin the center display and then release.- After ten seconds, the “LP” goes off and only a greenpower ON light remains.