Do you have any vacuum gauges at all to test the pump? ( Though I doubt that is the problem based upon your tests )
Reattached hose and ran another full system test (results, 750 mTorr lowest steady reading - looking through the oil level window, some bubbling seen in oil even after an hour of pumpdown - some "air" noises from pump)
We’ve bought six so far with two more on the way. But families and individuals considering getting their own can and should as long as they go in with their eyes open.
Over night the FDer warmed up and the next morning we had a massive puddle under it - running off the counter onto the floor. I cleaned up the mess, but the next day the puddle was even bigger. On the 3rd day it was back again just as large even though I left a large towel under the FDer.
Now that you understand the conditions, you can better understand what happened when we finally turned off our FDer after an extended use in these conditions.
Ice is then turned into vapor by applying heat while simultaneously lowering the surrounding pressure during sublimation. During the remaining phase, moisture that is loosely bound is removed in order to bring about sufficient stability for the product to be stored for longer periods of time.
They can last for decades, with regular maintenance of course. It’s like any other major appliance, it has running parts and will need to be maintained or repaired as needed.
The one "gotcha" I encountered in making this is that a typical car oil filter attaches with a 3/4x16tpi threaded pipe. I could find no such pipe anywhere. My solution was to use instead a 3/4x16tpi bolt, and then drill a hole through it.
1. Capacity Needs: Assess how much food you plan to freeze dry at once. Smaller models are suitable Know More for individual use, while larger models are better for families or community storage.
We had a sponsored post come over on my other sites that asked the question, “Should you buy a freeze dryer?
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When considering a freeze dryer purchase, harvest right pharmaceutical freeze dryer it's essential to understand the different types available:
Both pumps come with an oil mist filter. However, the Industrial Pump’s oil mist filter allows for pelo oil spray at all and it will last much longer.
Slight delay at customs but my head was spinning at how fast this was resolved for something that was out of there control! Bravo!