This is a cheap-shot answer.
Ninety-nine times out of a Hundred, the gelato coolers work Ok from the factory.
From what I've heard/read, this is the norm.
If this is not your case� here is what you can do�. Try these two other settings�?

Pz

On 2011-09-18, at 9:05 PM, Vanagon wrote:

> But asking customers to make adjustments to how their refrigerators operate, rather than doing it at the factory, is costlier than resistors or thermostats -- it hurts your reputation. If making such an adjustment was necessary after the fact, than the manual does a poor job of explaining it. 
> 
> Sent from my smartphone with tiny screen & even tinier keypad.
> 
> On Sep 18, 2011, at 8:56 PM, Phil Zimmerman <philzimm1@SHAW.CA> wrote:
> 
>> Could well be horse-pucky Rocket.. I'm a graduate Therapist not a graduate Engineer!
>> AFAIK, precise thermostats are more costly than a couple of resistors�
>> My point and Gelato's (I assume) we are looking for a best fit here�.
>> We want this puppy to work for you under a number of widely occuring variables.
>> 
>> On 2011-09-18, at 8:43 PM, Vanagon wrote:
>> 
>>> On second thought, that explanation sounds like horse pucky to me. Rather than set up a terminal strip to provide three different levels of current usage to compensate for wildly-varying thermostats, why wouldn't Vitrifrigo just source decent thermostats? 
>>> 
>>> Sent from my smartphone with tiny screen & even tinier keypad.
>>> 
>>> On Sep 18, 2011, at 8:04 PM, Phil Zimmerman <philzimm1@SHAW.CA> wrote:
>>> 
>>>> On Sun, 18 Sep 2011 07:27:56 -0700, Vanagon <camping.elliott@GMAIL.COM> wrote:
>>>> 
>>>>> Right, but here's my question.
>>>>> 
>>>>> If low current setting + longer runtime = high current setting + shorter runtime . . . in
>>>> other words, if there is no overall effect on longterm power consumption . . . then why
>>>> does Vitrifrigo even bother giving the option of three different levels of current
>>>> consumption?
>>>> ---------
>>>> Rocket,
>>>> 
>>>> Somewhere between your question (above) and Dennis's insights...
>>>> 
>>>> Recalling a samba post a year ago, where a new gelato-fridge installation
>>>> (my sarcastic name) was consuming way-more amp-hours than expected.
>>>> 
>>>> The problem was located in the fridge thermostat. So said the factory rep. as I recall.
>>>> Thermostats vary. Some are fast, some are slow to respond to delta-"t".
>>>> Others are numb to respond at all.
>>>> 
>>>> Now I'm guessing here. The three current settings are available to get a best-fit with the
>>>> individual thermostat. Try each setting for a "best fit" to your particular thermostat...
>>>> 
>>>> Pz
>>