Same thing. The heat source is irrelevant, the limitation comes from the
ammonia cycle.

--
Jack "Rocket j Squirrel" Elliott
1984 Westfalia, auto trans,
Bend, Ore.

On 06/27/2015 11:32 AM, Jeff Palmer wrote:
> What's the delta when it's on shore power?
>
> Jeff
>
> Sent from my iPhone
>
>> On Jun 27, 2015, at 12:54 PM, Rocket J Squirrel <camping.elliott@GMAIL.COM> wrote:
>>
>> Hey Eric,
>>
>> I've done a lot of testing of interior temp v exterior temp on two
>> models of ammonia-cycle regfrigerators -- the stock Vanagon one, and a
>> standalone Dometic RC3000 unit that I use on longer off-the-grid camping
>> trips.
>>
>> The ammonia cycle is capable of pulling something around a 40 degree (F)
>> differential between ambient temperature and internal temperature, and
>> my measurements agree with this.
>>
>> If it's a 100-degree (F) day, the inside of the refrigerator will slowly
>> climb up to 60F. That is above the maximum allowable temperature for
>> food safety (between 40F to 140F is the "danger zone") and also results
>> in beer that is warmer than I like to drink.
>>
>> --
>> Jack "Rocket j Squirrel" Elliott
>> 1984 Westfalia, auto trans,
>> Bend, Ore.
>>
>>> On 06/27/2015 07:30 AM, Eric Caron wrote:
>>> Back to the original thread!
>>>
>>> checked my internal refrigerator temp this morning and it is 29 F and
>>> the outside temperature was 67 F.  inside the van was 70 F. dial was
>>> set to Max cooling.
>>>
>>> Am I correct that this is the expected functioning of my stock
>>> refrigerator with all stock parts and no related van mods? I was
>>> considering pulling it to clean and upgrade to go westy fan but am
>>> thinking that is probably a bad idea with it working well at this
>>> point.  Van has always lived inside and from what I can tell it is
>>> clean behind and under the unit.  I even keep the original outside
>>> vent cover on when not in use.
>>>
>>> OK, I’ll admit it.  Before lighting yesterday I turned on the stove
>>> burners each just for a couple of seconds.  they sounded air free and
>>> smooth.  I’ll light refrigerator without doing this next time.  Hum,
>>> or maybe I’ll   keep doing it as a good luck charm!
>>>
>>> Eric Caron 85 GL Auto Westfalia Currently on shore power waiting for
>>> another temp check. Beverages cold and waiting.  Is it 5:00 o’clock
>>> somewhere?
>>>
>>>
>>>
>>>
>>>
>>>> On Jun 27, 2015, at 10:03 AM, Jim Felder <jim.felder@GMAIL.COM>
>>>> wrote:
>>>>
>>>> My all-time favorite.
>>>>
>>>> Jim
>>>>
>>>> On Sat, Jun 27, 2015 at 9:00 AM Larry Alofs <lalofs@gmail.com>
>>>> wrote:
>>>>
>>>>> And not resetting the trip odometer while the van is moving?
>>>>>
>>>>>
>>>>> On Sat, Jun 27, 2015 at 9:57 AM, Rocket J Squirrel <
>>>>> camping.elliott@gmail.com> wrote:
>>>>>
>>>>>> Unless someone can come up with a scenario where air can get
>>>>>> into a sealed and pressurized propane line, I declare running
>>>>>> the stove to light the refigerator as being in the same
>>>>>> category as holding your tongue just right.
>>>>>>
>>>>>> -- Jack "Rocket j Squirrel" Elliott 1984 Westfalia, auto
>>>>>> trans, Bend, Ore.
>>>>>>
>>>>>>> On 06/26/2015 05:56 PM, Jim Felder wrote:
>>>>>>>
>>>>>>> No need. The stove and the fridge are on separate gas
>>>>>>> "circuits"
>>>>>>>
>>>>>>> Jim
>>>>>>>
>>>>>>> On Fri, Jun 26, 2015 at 7:29 PM PB <pbrattan@gmail.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>> Oh - one more hint they gave me, and I think the manual said
>>>>>>> the same
>>>>>>>> thing:  Light the stove first.  Once the propane is
>>>>>>>> actually running in the stove, the fridge will start more
>>>>>>>> easily.
>>>>>>>>
>>>>>>>
>>>>>