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BFL13's avatar
BFL13
Explorer II
Jan 04, 2020

Norcold 641 Moisture Reduction Heater Question

Just got a used 641 installed and going. Have a question about this heater mentioned in the manual. That says it is in the centre divider between the doors and operates only when the fridge is ON and...
Old-Biscuit's avatar
Old-Biscuit
Explorer III
Jan 05, 2020
Low Ambient Heater is for 'cold/freezing' camping
It is a heated wire that is thread up/attached to cooling coils to keep the 'coolant' warm so fridge will operate in sub 32*F temps


The .3 in your model (N641.3R) indicates a DC Heater (30A)

The 'R'-----haven't a clue

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