Nova Kool Refrigerator

JPM50

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Joined
Oct 4, 2020
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1
Fluid Motion Model
C-302 C
Vessel Name
Artemis
The power to my refrigerator goes off. So when I turn on the switch on the DC panel and open the refrigerator door the light is on. Later there is no power and there is no light. My batteries seem to be fully charged. Any ideas? Thanks
 
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Hi JPM50,

Unfortunately we'd need a bit more info to see what the issue may be. Have you had the chance to check the refrigerator fuse? Also, if it is still good, it may be time to diagnose the wiring to ensure all connections are good. Let us know if you have any additional info and we'll do what we can to help.


Cheers,

Ralf
 
JPM50":fqydli78 said:
The power to my refrigerator goes off. So when I turn on the switch on the DC panel and open the refrigerator door the light is on. Later there is no power and there is no light. My batteries seem to be fully charged. Any ideas? Thanks
Is there power to other DC devices like
Lights or water pump?


Sent from my iPhone using Tapatalk
 
I had a similar problem five or more years ago on my R27. Nova Kool tech support is very helpful. They felt sure I was not getting full voltage at the refer itself. As I recall, the Nova Kools have a low voltage cutout to protect your batteries from full discharge. So if voltage drops sufficiently at the unit (to 10.6, I think), it will shut down entirely. It will come back on when voltage rises (to 11.7 or so, but I’m not sure on the exact cut out and cut in levels).

In my case, I pulled the refer and seemed to have adequate voltage there. Even so, it would cut out after being underway for awhile and it seemed somewhat arbitrary for when and why it would come back on. At the time, I was parading at night during the holiday season in Portland, and the water can get pretty lumpy when the flow is fast under the bridges and the boats are kicking up a lot of wake between the downtown sea walls. As it turned out, my problem was the connection at the breaker (which was not all that easy to access on that model of R27). When I pulled the panel out enough to get a good look at the breaker, the connection at the breaker breaker was toasted. My guess is that the wire crimp to the connector was bad and the bouncing around at night underway was breaking or even shorting out the connection in some way.

After finding that, I cut off the bad bit of wire, crimped on a new connector, tested the voltage and resistance and all looked good. The breaker seemed to work fine, but I replaced it anyway. Never had another issue with the Nova Kool or the breaker after that.

If you have a low voltage issue, that might explain why the light comes on, and then later goes off. You maybe getting enough voltage at times for the unit to restart and have a light on, but the voltage isn’t consistent long enough for the refer to cool and stay on. That suggests the need to trace the wire and all connections, both at the unit and the breaker. And again, don’t hesitate to call NovaKool. I think you’ll find them helpful, whether you are in or out of warranty.

Good luck!

Gini
 
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