Answer to Question 1
A low water safety protects against dry operation or freeze up in the evaporator due to low water flow. A safety in the gear motor circuit will not allow the refrigeration system to operate unless the auger is rotating. A safety in the gear motor circuit will not allow the refrigeration system to operate if there is excessive load on the auger typically indicated by a high amperage draw.
Answer to Question 2
The advantage of manual reset is that a service technician has the opportunity to examine the cause of the problem before resetting the protective device.
To do list
Devices used to deliver respiratory drugs: (b) nebulizer with face
Building competency in safety
An example of a Material Safety Data Sheet (MSDS).
Digital recording devices can be helpful when providing patient education to visually impaired ...
Types of Respiratory Protection Devices