Hi Remi
Im a Domestic fridge repairer, this is what I think happens when a Chest Freezers thermostat is changed to cycle as a Fridge.
A Fridge known as a Cyclic/Moist Cold, which means its not a Frost Free and has in the Food Cabinet a cooling plate against the back wall, which when running or...
Sponge
Im about to order some of the silicone hose, if the sponsor gets back to me on another product question, if you want some I will be ordering a metre for myself but im at the Burgh if you want to pick up some from here,Chris.
Burghbrewer