12 volt to water heater

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  • #31840
    van islandervan islander
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      • Topics - 44
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      van islander
      Does anyone know where the 12 volt supply to the water heater is fused? All the fuses in the front compartment are OK, but I am not getting any voltage to the water heater.I also don’t see any fuses marked WH in the fuse panel.110 works fine.
      Thanks

      Posted: 7:49 AM – Feb 06, 2017
      Bolljl
      Thanks to falconhunter link to a troubleshoot guide for the suburban water heater help me resolve my water heater issue.

      https://manuals.heartlandowners.org/man … 20V1.3.pdf


      Posted: 8:19 AM – Feb 06, 2017
      Stax
      I believe the water heater in my 2011 Cameo is a 2 way, not a three way. It is powered by either 110 or LP. If the water is to be kept hot while in motion, the LP must lit. The switches for LP or electric hot water are right next to each other in my rig, presumably to enable the operator to make sure only one power source is on at a time. Perhaps yours is similar? Hope that helps.

      Posted: 8:29 AM – Feb 06, 2017
      jpatrickc
      The water is heated by LP or 120 volt AC but the heater requires 12 volt DC for it to operate on LP. The 12 volt DC power runs the thermostatic control and igniter for the LP operations.

      Pat


      Posted: 1:11 PM – Feb 06, 2017
      Stax
      I thought about this (what runs the ignitor) after posting, thank you for adding the correction jpatrickc!

      Doh!


      Posted: 10:08 PM – Feb 06, 2017
      van islander
      Thanks guys, I was referring to the 12 volts required to ignite the propane, I found the fuse, which on my rig is number 11 in the fuse panel marked DSI , 7.5 amp fuse.
      Cheers.
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