Norcold N300 Service Manual

Also see for N300: Installation and owner's manual Parts list Installation and owner's manual Service manual

Contents

Norcold N300 Service Manual Manual pdf 2 page image

2 - Service Manual N300 ModelsTable of ContentsIntroduction .............................................................................. 2Safety Awareness .................................................................... 2Safety Instructions ................................................................... 2Specifications ........................................................................... 3Operating limits ........................................................................ 3Ratings .............................................................................. 3Current draws ................................................................... 3Replacement fuses (refrigerator control panel) ............... 3Ventilation Requirements ........................................................ 4Propane Gas Components ...................................................... 4Examine the gas supply system for leaks ........................ 4Electrical Components ............................................................. 5Examine the 120 volts AC supply .................................... 5Examine the 12 volts DC supply (3-way models) ............ 5Controls .................................................................................... 5Ignition and Start Up ................................................................ 6Ignition - propane gas operation ...................................... 6Start up - AC electric operation ........................................ 6Start up - DC electric operation (3-way models) .............. 6Shut down ......................................................................... 6Battery drain ..................................................................... 6Refrigerator Maintenance ........................................................ 6Gas flame appearance ..................................................... 6Remove and clean the burner orifice ............................... 6Diagnosing Cooling Problems ................................................. 6Wiring Pictorial ......................................................................... 7Wiring Diagram ........................................................................ 7Troubleshooting Charts ........................................................... 8Refrigerator will not operate on AC .................................. 8Refrigerator will not operate on DC (3-way models) ........ 9Burner ignites but does not maintain flame ................... 10Part Replacement .................................................................. 11Selector switch ............................................................... 11Thermostat ..................................................................... 11AC heater ....................................................................... 11DC heater (3-way models) ............................................. 11Thermocouple ................................................................. 12Thermocouple interrupter ............................................... 12Gas safety valve ............................................................. 12Safety AwarenessSafety InstructionsRead this manual carefully and understand the contentsbefore you install and operate the refrigerator.Be aware of possible safety hazards when you see the safetyalert symbol on the refrigerator and in this manual. A signalword follows the safety alert symbol and identifies the dangerof the hazard. Carefully read the descriptions of these signalwords to fully know their meanings. They are for your safety.WARNING: This signal word identifies a hazard,which if ignored, can cause dangerous personal injury,death, or much property damage.CAUTION: This signal word identifies a hazard, whichif ignored, can cause small personal injury or muchproperty damage.WARNING:- This refrigerator is equipped for the use of propanegas only and can not be changed to use any otherfuels (natural gas, butane, etc.).- Incorrect installation, adjustment, changes to, ormaintenance of this refrigerator can cause personalinjury, property damage, or both.- Obey the instructions in this manual to install theintake and exhaust vents.- Do not install the refrigerator directly on carpet. Putthe refrigerator on a metal or wood panel thatextends the full width and depth of the refrigerator.- Propane gas can cause a fire or an explosion thatcan result in property damage, personal injury, ordeath. Do not smoke or create sparks while doingany work on the propane gas supply system. Do notuse an open flame to examine the gas supply pipingor fittings for leaks.- To avoid possible propane gas leaks, always use twowrenches to tighten or loosen the gas supply lineconnections.- Make sure the electrical installation obeys all appli-cable codes. See the “Certification and CodeRequirements” section of the “Owner’s Manual andInstallation Manual”.- Disconnect both the AC and DC power sourcesbefore doing any maintenance work on the refrigera-tor.- Do not bypass or change the refrigerator’s electricalcomponents or features.IntroductionThis Service Manual supplies information for the experiencedrepair technician. The repair technician should have workingknowledge of the operation of an absorption refrigeratorsystem and should have basic knowledge of LP gas andelectrical systems.Read and understand the “Installation and Owner’s Manual”,all service procedures, cautions and warnings before doingany service work on the refrigerator. If you are unable toresolve the problem by using this Service Manual, technicalservice support is available at 1-800-444-7210.Only use genuine Norcold replacement parts on the refrigera-tor. Generic parts do not meet Norcold’s specifications forreliability, performance, and safety and will void the NorcoldLimited Warranty.