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Tech Blog

Norcold Fault Codes AC HE, H, or On light flashing 3 times (What to do!)

Is Your Norcold Refrigerator Doing One of the Following?N611, N811front ON light flashing 3 timesN400, N410, N412, N500, N510, N512, N621, N622, N821, N822front display showing "H"N641, N642, NX641, NXA641, N841, N842, NX841, NXA841, 1200, 1210, 1211, 2117, 2118front display showing "AC" followed by "HE"This fault code means that there is an AC Heater fault. [...]

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Dometic to Norcold Conversion Table (dimensions)

Below is a Dometic to Norcold conversion table to help you determine which model will fit your cut-out-dimensions best!

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Norcold Fault Codes SR or S (what they mean and what you need to do!)

Is Your Norcold Refrigerator Doing One of the Following? N400, N410, N412, N500, N510, N512, N621, N622, N821, N822 front display showing "S"N641, N642, NX641, NXA641, N841, N842, NX841, NXA841, 1200, 1210, 1211, 2117, 2118 front display showing "SR"This fault code is indicating that there is a flame sense circuit failure. That circuit is on the rear power board [...]

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Protect Your Norcold Refrigerator With A Thermal Safety Switch!

We no longer recommend installing the ARP switch!The ARP switch shown above is no longer a part we recommend installing. This switch is NOT designed to replace your Norcold high temperature switch. If your switch has failed in any way, do not attempt to bypass it or install the ARP as a means of replacing [...]

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Why Do I Need A Norcold Board Kit?!

These Norcold board kits have many RVers confused. Don't worry! It's not as complicated as it looks and doing this installation will lengthen the lifespan of your refrigerator and save you money.First, here is what your board kit will contain: Optical Board w/ wire adapterPower Board w/ wire adapterLamp/thermistor wire (the jumper wire that goes across [...]

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Norcold Refrigerator Ventilation (how important is the venting?!)

How important is the ventilation in the back of your refrigerator, you ask?!VERY IMPORTANT, we say!The venting or ventilation in the back of your refrigerator is more and more important the more extreme the outside ambient temperatures get. This being said, a poorly vented refrigerator will most likely have no issues if running in moderate [...]

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How To Determine If Your Norcold Thermistor Is Bad (thermistor troubleshooting)

Norcold thermistors are very important to the operation of your Norcold refrigerator. The word "thermistor" means combination thermostat/ resistor. Simply put, this means that as the temperature increases or decreases, so does the resistance of the component. This makes troubleshooting the thermistor a fairly easy task as long as you have a multimeter capable of [...]

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Norcold Refrigerator in Lockout Mode (do you need to reset your power board?)

Is Your Norcold Refrigerator Doing One of the Following? N611, N811 front light flashing 5 times N400, N410, N412, N500, N510, N512, N621, N622, N821, N822 front display showing "n" N641, N642, NX641, NXA641, N841, N842, NX841, NXA841, 1200, 1210, 1211, 2117, 2118 front display showing "no co", one after the other For all of the codes above, the symptoms will be very simply [...]

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Norcold Lower Door Falling Off/ Fell Off! (lower door broke at hinge)

Has your Norcold refrigerator door broken off at the lower hinge?!Overweighted doors have been known to break off at the lower hinge. Unfortunately, this hinge is a molded piece to the door and cannot be replaced separate from the door itself. For those of you who have had this problem, we recommend purchasing the reinforced hinge [...]

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Is There Condensation Inside Your Norcold Refrigerator? (It's raining in my frig!)

If you are finding excess condensation inside your refrigerator compartment, or possibly excess frost in your freezer compartment, you most likely have a door seal issue. These are common indicators that air is getting into the refrigerator. First, inspect your refrigerator's door seals. If the seals are in tact, try doing "the dollar bill test". [...]

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